Biology test theme mammals. Test Mammals Shalapenok

A1. Mammals inhabit land, seas, freshwater bodies and breathe with the help of ...

1) skin or lungs 2) lungs or gills 3) lungs

A2. Animals that feed their young with milk belong to the class:

1) Birds 2) Amphibians 3) Arachnids 4) Mammals

A3. Thick and long hair are called:

A4. Hair in which air is retained and for good heat retention is called:

1) Awn 2) Undercoat 3) Both answers are correct 4) There is no correct answer

A5. Excretory organs located in the skin:

1) Sebaceous glands 2) Sweat glands 3) Both answers are correct 4) There is no correct answer

A6. The cervical spine consists of:

1) 5 vertebrae 2) 6 vertebrae 3) 7 vertebrae 4) No correct answer

A7. How many vertebrae are in the caudal spine

1) 7 2) 8 3) 12 4) Depends on tail length

A8. In the facial region of the skull, the movable bone is:

1) Upper jaw 2) Lower jaw 3) Both answers are correct 4) There is no correct answer

A9. Mammal stomach:

1) Single chamber 2) Two chamber 3) Three chamber 4) all answers are correct

A10. The thoracic cavity is separated from the abdominal

1) Diaphragm 2) Ribs 3) No correct answer

A11. The excretory organs of mammals are:

1) Kidneys 2) Lungs 3) Stomach 4) Heart

A12. The peripheral nervous system is represented by:

1) Brain 2) Spinal cord 3) Nerves and ganglions

A13. The development of the embryo in mammals

1) Direct 2) Indirect 3) Both answers are correct 4) There is no correct answer

A14. In placental cubs, they develop in a special organ:

1) Uterus 2) Stomach 3) Cloaca 4) No correct answer

IN 1. Unlike birds, the digestive system of mammals:

1) The esophagus is contained 4) There is a stomach, consisting of two sections

2) There are teeth 5) there are salivary glands

3) There is a goiter 6) The stomach is single-chamber

IN 2. The forelimb belt consists of

1) Ribs 4) Pelvic bone

2) Shoulder blades 5) Tarsus

3) Shoulders and forearms 6) Hands

IN 3.

AT 4. Establish a correspondence between representatives and squad

Representatives	Detachment
A) mole	1) Insectivores
B) Hippo	2) Artiodactyls
B) Zebra	3) Odd-toed ungulates
D) Hedgehog
D) Rhino

C1 (5 points). Indicate the similarities and differences in the external structure of reptiles and mammals (for example, a lizard and a dog).

C2 (5 points). What are the similarities and differences between artiodactyls and equids?

B–7 Test "Class Mammals" Option No. 2

A1. Mammals have teeth...

1) all conical 2) only molars and canines 3) incisors, canines and molars

A2. Unlike birds, mammals

1) The outer ear is developed 2) There is a neck 3) The body is covered with feathers 4) there is a tail

A3. Short and soft hair are called:

1) Awn 2) Undercoat 3) Both answers are correct 4) There is no correct answer

A4. Hair, like bird feathers and reptile scales, consists of:

1) Horny substance 2) Vessels 3) No correct answer

A5. Skin derivatives include:

1) Hooves 2) Claws 3) Nails 4) all answers are correct 4) There is no correct answer

A6. How many vertebrae are in the thoracic spine

1) 12–15 2) 10–15 3) 15–16 4) No correct answer

A7. 2 shoulder blades, shoulder, forearm and hand are represented by:

A8. Anteriorly in the jaws of mammals are:

A9. The mammalian intestine consists of:

1) Large intestine 2) Small intestine 3) Rectum 4) All answers are correct

A10. Mammalian heart:

1) two-chamber 2) three-chamber 3) four-chamber 4) 3-chamber with incomplete partition

A11. Mammals are ____________________ animals

1) Warm-blooded 2) Cold-blooded 3) No correct answer

A12. The cerebral cortex (forebrain) forms folds called:

1) Convolutions 2) Furrows 3) Both answers are correct

A13. Platypus belong to:

A14. The embryo is attached to the wall of the uterus with the help of:

1) Diaphragms 2) Placentas 3) Both answers are correct

IN 1. The hind limb girdle consists of

1) Ribs 4) Pelvic bone

2) Thighs and lower legs 5) Tarsus

3) Shoulders and forearms 6) Hands of the foot

IN 2. The mammalian tooth is made up of

1) Root 4) Dentin

2) tarsus 5) thighs

3) Enamels 6) Brushes

IN 3. Establish a correspondence between the trait of vertebrates and the class of vertebrates.

Vertebrate sign	Animal class
A) Dry skin covered with horny scales	1) Mammals
B) sweat glands in the skin	2) Reptiles
B) has an outer ear
D) The mouth is limited by movable lips
D) The abdominal and thoracic regions are separated by the diaphragm.
E) Three-chambered heart with an incomplete septum

AT 4. Establish a correspondence between representatives and squads

C1 (5 points). Specify the similarities and differences in the structure of the digestive system of birds and mammals (on the example of a pigeon and a dog).

C2 (5 points). What common structural features make it possible to classify beavers and squirrels in the same order? What is the importance of rodents in human life?

B–7 Test "Class Mammals" Option No. 3

A1. The formation of conditioned reflexes is associated with the development ...

1) cerebellum 2) cerebral cortex 3) diencephalon

A2. The skin of mammals is covered with:

1) Wool 2) Feathers 3) Horny scales 4) No correct answer

A3. Protects the skin from damage:

1) Awn 2) Undercoat 3) Both answers are correct 4) There is no correct answer

A4. Glands that secrete a secret that lubricates the hair, which makes them elastic and not wetted by water:

1) Sweat 2) Sebaceous 3) Both answers are correct 4) There is no correct answer

A5. How many sections are there in the mammalian spine

1) 2 2) 3 3) 4 4) 5

A6. The sacral spine consists of

1) 3-4 vertebrae 2) 5 vertebrae 3) 6-7 vertebrae 4) No correct answer

A7. The femur, tibia and hand of the foot are represented by

1) Forelimb girdle 2) Hind limb girdle 3) Both answers are correct

A8. In the depths of the mouth are:

1) Molar teeth 2) Canines 3) Incisors 4) No correct answer

A9. The digestive system ends:

1) Cloaca 2) Rectum 3) All answers are correct 4) There is no correct answer

A10. The circulatory system of mammals

1) Open 2) Closed 3) Both answers are correct 4) There is no correct answer

A11. The brain and spinal cord form:

1) Central S/S 2) Peripheral S/S 3) Both answers are correct 4) No correct answer

A12. Fertilization in mammals:

1) Internal 2) External 3) Internal and external

A13. Koala refers to:

1) Oviparous 2) Marsupial 3) Placental 4) All answers are correct

A14. The development of the fetus in the uterus is characteristic of

1) oviparous 2) Marsupial 3) Placental 4) All answers are correct

Testing on the topic "Mammals" _training tests

1. Among the mammals named below, the largest number of convolutions in the cerebral cortex are 1) predatory 2) rodents 3) insectivores 4) hares2. The high metabolic rate in birds and mammals is a consequence of the emergence in their evolution of 1) a four-chambered heart and warm-bloodedness 2) various tissues 3) pulmonary respiration 4) a developed digestive system3. Signs of complication in the structure of the respiratory system of mammals (compared to reptiles) 1) the appearance of the right and left lungs 2) the presence of a trachea and bronchi 3) an increase in the respiratory surface due to numerous pulmonary vesicles 4) the formation of nostrils and nasal cavity 4. Mammals inhabited areas inaccessible to reptiles, as they have 1) a three-chambered heart and mixed blood 2) digestive, circulatory and other organ systems 3) a high level of metabolism, a highly developed nervous system 4) an internal skeleton, a central nervous system in the form of a tube5. Select a group of animals Mammals 1) monitor lizard, snake, platypus 3) newt, crocodile, snake 2) walrus, seal, arctic fox 4) turtle, whale, seal6. The order Insectivorous mammals includes 1) common mole 2) domestic cat 3) wild marten 4) white-barreled dolphin7. The egg-laying animals include 1) platypus 3) kangaroo 2) zebra 4) sperm whale8. Animal completely exterminated and as a species not renewable 1) fox 2) hare 3) mammoth 4) deer9. Specify the number of the correct animal classification scheme1) species -> genus -> family -> order -> class -> type 2) species -» family -»genus -> order -»type -» class3) genus -» family -» species -» order -> type -» class4) species -> order -» family -» genus -> class -> type10. The mammalian animal of the order Rodents is 1) white hare 2) common squirrel 3) polar bear 4) Amur tiger11. The departments of the limbs of mammals include 1) shoulder, forearm, hand 2) shoulder, heart, arteries 3) nerves, hand, veins 4) stomach, lungs, forearm12. Choose a group of animals Mammals 1) mole, mouse, crocodile 3) whale, walrus, seal 2) newt, platypus, echidna 4) chameleon, shrew, 13. The organs of the respiratory system of mammals include 1) skin, lungs, liver 2) kidneys, stomach, trachea 3) larynx, trachea, lungs 4) nerves, esophagus, larynx14. The higher animals (placental) include 1) wombat 2) kangaroo 3) echidna 4) lemur
15. Animals on the verge of extinction 1) elks 2) bison 3) wolves 4) foxes16. The reproductive organs of mammals include 1) ovaries, esophagus, stomach 2) testes, uterus, ovaries 3) nerves, lungs, testes 4) kidneys, ureter, uterus17. Indicate the numbers that indicate: a) lungs -b) kidney -c) trachea18. Select the group Mammals 1) saiga, whale, dolphin 2) shrew, hedgehog, newt 3) seal, eel, crocodile 4) newt, frog, mole19. Mammals are classified as 1) vertebrates 2) invertebrates 3) chordates 4) non-cranial20. What part of the brain is most developed in mammals? 1) forebrain 2) cerebellum 3) midbrain 4) diencephalon21. What function does the excretory system perform in the body of mammals? Unlike birds, mammals: 1) are warm-blooded 2) have internal fertilization 3) give birth to live young 4) have forelimbs23. Mammals are the most highly organized and widespread vertebrates, as they 1) are closely related to the environment 2) inhabit different habitats and different territories 3) have a constant body temperature, intensive metabolism, complex structure of organ systems 4) are listed in the Red Book and are protected by law24. Mammals as well as birds: 1) are deprived of teeth 2) have pulmonary sacs 3) have hair 4) have two circles of blood circulation B 1. By what signs can mammals be distinguished from vertebrates of other classes? cubs with milk E) the presence of seven cervical vertebrae in the spine E) movement with the help of two pairs of limbs C 2. What signs are characteristic only for mammals? A) two circles of blood circulation B) warm-bloodedness C) four-chambered heart D) the presence of a diaphragm

TEST on the topic: "Mammals" Grade 7. Option 1.

Part 1.

A1. What is the characteristiconly for representatives of the class Mammals?

A) show concern for offspring; B) reproduce sexually;

B) actively move D) have mammary glands in the skin.

A2. In a mammalian animal, the thoracic and abdominal cavities are separated

A) abdominal muscles B) diaphragm C) chest; D) the surface of the stomach.

A3. In which chamber of the heart does the systemic circulation begin?

A) left ventricle B) left atrium; B) right ventricle D) right atrium.

A4. What bonenot included in the lower extremities?

A) femoral; B) lower leg; B) a brush D) foot.

A5. The exchange of gases during respiration takes place in

A) alveoli of the lungs B) trachea; B) larynx; D) bronchi.

A6. What are the parts of the digestive tract of mammals?

A) mouth, pharynx, esophagus;

B) mouth, esophagus, stomach, small intestine, large intestine, rectum;

C) mouth, stomach, liver, pancreas, rectum;

D) mouth, esophagus, stomach, liver, pancreas, small and large intestines, rectum with anus.

A7. Where and in what way do nutrients and oxygen enter the body of a mammalian embryo?

A) the embryo develops due to the nutritious yolk and breathes through the gills;

B) from the mother's blood through the blood vessels of the placenta, nutrients and oxygen enter the bloodstream of the embryo;

C) the mother's blood enters the body of the fetus;

D) the nutrition and respiration of the fetus does not depend on the body of the mother.

A8. belongs to the order Insectivora

A) a mouse B) kangaroo; B) a mole; D) echidna.

Part 2. IN 1.

It is typical for primitives

A) the presence of teeth;

B) incubation of eggs or carrying them in a bag;

C) the absence of a cloaca;

D) feeding babies with milk;

D) the presence of high temperature;

E) the presence of a cloaca.

IN 2. Set a match.

Representatives		Detachments
A) night bat B) hedgehog B) leather D) mole D) shrew E) red evening party		1) Insectivores 2) Chiroptera

Part 3

C1. What are the similarities and differences in the reproduction and development of monotremes (first animals), marsupials and placentals?

Test on the topic: "Mammals". 7th grade. Option 2.

Part 1.Choose one correct answer.

A1. The mammalian body is made up of

A) head, torso, tail;

B) head, neck, torso, tail;

C) head, neck, torso.

A2. The mammary glands are essential for

A) feeding babies B) removing excess water from the body;

C) lubrication of the woolen cover; D) thermoregulation.

A3. The composition of the hind limb of a mammal includes such a department as

A) clavicle; B) brush; B) forearm D) shin.

A4. The organs of the mammalian digestive system are

A) spleen B) bronchi; B) liver D) heart.

A5. The mammalian heart contains

A) venous and arterial blood; B) only venous blood;

C) only arterial blood; D) mixed blood.

A6. In mammals, the function of touch is performed by

A) guard hair; B) undercoat C) downy hair; D) vibrissa.

A7. To the subclass of the First Beasts belongs

A) a kangaroo B) platypus C) protein; D) wombat.

A8. Which animal belongs to the order Carnivores?

A) muskrat; B) marten;

B) kangaroo; D) boar.

Part 2.

IN 1. Choose three correct answers from six.

It is typical for marsupials

A) missing teeth

B) carrying babies in a bag;

C) the presence of a cloaca;

D) the presence of high body temperature;

D) underdevelopment of the placenta;

E) feeding the young with milk.

IN 2. Set a match.

Representatives		Detachment
B) shrew B) desman D) marten E) wolverine		1) Insectivores

Part 3Give a complete detailed answer.

C1. What signs bring together the first animals with reptiles, and which with placentals?

Answers

Theme: "Mammals"

Option 1

Part 1.

Part 2.

IN 1. B, G, E.

IN 2.

Part 3

1) Similarity - feeding the cubs with milk;

2) The difference is the presence and degree of development of the placenta: monotremes (oviparous) have no placenta, in marsupials the placenta is in its infancy.

Answers

Theme: "Mammals"

Option 2

Part 1.

Part 2.

IN 1. B, D, E.

IN 2.

Part 3

C1. Elements of the correct answer:

3) resemblance to reptiles: the structure of the shoulder girdle, they lay eggs rich in nutritious yolk, there is a cloaca;

4) similarity with placental: hairline, the presence of mammary glands.

Class Mammals

1. How are mammals different from other vertebrates?

1. live birth;
2. warm-blooded
3. Feeding babies with milk
4. Four-chambered heart

1. How to classify weasel and ermine?

1. Detachment - rodents, family - mice;
2. Order - insectivores; family - shrews;
3. Detachment - predators, family - mustelids
4. Detachment - predators; family - cats.

1. Where are the representatives of the order of pinnipeds listed?

1. whales and dolphins;
2. sperm whales and sharks;
3. Walruses and fur seals;
4. Seals and penguins.

1. Identify artiodactyl non-ruminant animals:

1. Mountain goats and argali;
2. Domestic goats and rams;
3. Pigs and cows;
4. Boars and pigs.

1. Which monkey is closest to humans?

1. Lemurs
2. Baboons
3. Monkeys
4. Chimpanzee.

1. Eyes in mammals

1. Have eyelids with eyelashes
2. Have no eyelids
3. They don't have eyelashes.

1. The teeth of insectivorous mammals are:

1. Noticeably divided into incisors, canines and molars;
2. Fangs stand out noticeably;
3. Almost all are the same.

1. Rodents do not have

1. incisors
2. fangs
3. Permanent teeth.

1. Artiodactyls have on their feet:

1. 4 fingers
2. 2 fingers
3. Some species have 2, others have 4 fingers.

1. Odd-toed ungulates have on their feet:

1. One developed finger
2. One or three fingers, and in some species on the front legs, 4 fingers,
3. All 5 developed fingers.

1. Retractable claws have predatory families:

1. Wolf
2. feline
3. Kunya

1. Horns available:

1. In many artiodactyls
2. In many artiodactyls and few equids
3. Only in odd-toed ungulates.

1. Bats navigate in flight using:

1. vision
2. olfaction
3. Reflected ultrasounds emitted and captured by the hearing organs.

1. Prey is stalked or quietly sneaked up on it, and then take possession of itshort throw:

1. Almost all wolves
2. Feline, with rare exceptions
3. Kunya

Preview:

Option number 1 test "Features of the structure of mammals"

Mark +/- true and false statements:

1. The stomach of most animals is single-chambered.
2. Food in the mouth is wetted by saliva
3. All mammals are covered with hair
4. The ancestors of mammals were animal-toothed lizards
5. In all mammals, babies are born already able to move.
6. Fertilization in females occurs inside the body
7. Mammals have a well-developed midbrain and cerebellum.
8. The mammalian heart has four chambers.
9. There are convolutions in the forebrain
10. The forelimbs consist of the thigh, lower leg and foot
11. The thoracic spine, ribs and sternum form the ribcage
12. The length of the neck of mammals depends on the number of vertebrae
13. Teeth are divided into incisors, canines and molars
14. The lungs have highly branched bronchi
15. The circulatory system consists of 3 circles of blood circulation
16. Fertilization is external
17. All mammals make nests
18. Marsupials give birth to underdeveloped young

1. You are given five words. Four of them are united by a common feature.
The fifth does not apply to them. Which?

A) hooves b) hair c) claws d) chitin e) nails

2. The limbs of mammals are located:

1. both pairs under the body b) both pairs on the sides of the body
2. one under the body, the other on the sides

3. Vibrissae are:

A) coat b) undercoat c) mustache

4. Thermoregulation in mammals occurs with the participation of:
A) odorous glands b) sweat glands c) sebaceous glands

5. Which part of the mammalian brain is the most developed?

A) medulla oblongata b) cerebellum; c) forebrain; d) midbrain.

5. Aperture is:

A) high constant body temperature; B) unstable body temperature;

C) the ability to regulate body temperature; D) the birth of live cubs;

D) feeding the cubs with milk; E) high level of metabolism;

Option number 2 test "Features of the structure of mammals"

1. The number of vertebrae in the cervical spine of mammals is almost always:

A) constantly b) depends on the length of the neck; c) depends on the size of the animal.

2. Which part of the brain is the most developed:

A) medulla oblongata b) cerebellum; c) forebrain.

3. The most changing department in the skeleton of mammals of different species is:

A) a skull b) tail; c) cervical.

4. Which of the organs is not located in the abdominal cavity:

A) lungs; b) liver; c) stomach; d) kidneys

5. Aperture is:

A) skin fold b) the outer cover of the lungs; c) muscular septum.

6. In the respiration of mammals, the main role belongs to:

A) light; b) skin; c) lungs and skin equally.

7. In the spine of mammals, the vertebrae of the department have grown together:

A) cervical; b) chest; c) lumbar; d) sacral.

1. Choose the correct judgments.

In the process of evolution, mammals have developed signs:

A) high constant body temperature;

B) unstable body temperature;

C) the ability to regulate body temperature;

D) the birth of live cubs;

D) feeding the cubs with milk;

E) high level of metabolism;

G) low metabolic rate.

Preview:

multi-level testingbiology for 7th grade.

Class Mammals.

Reference: The first eight student-level questions. After completing them, you get a score of "3". The next 4 questions are of the second level of difficulty. Together with the former, they give a rating of "4 m . The last three questions have an increased level of difficulty. If you complete them, having completed the previous twelve, you get a grade of "5".

1. Mammals inhabit land, seas, fresh water and breathe with:

a) skin or lungs b) skin c) lungs or gills d) lungs

2. Limbs in mammals in contrast from reptiles are located:

a) on the sides of the body b) under the body c) for some - on the sides of the body, for others - under the body

3. For mammals characteristic teeth:

a) all conical b) only molars c) only canines d) incisors, canines and molars

# 4. To the featuresmammalian reproduction includes:

a) the development of the fetus in the uterus b) the presence of germ cells c) feeding the baby with milk d) internal fertilization

1. 5. Insectivorous mammals include:
   a) shrew b) shrews c) seals d) whales
2. 6. Marine animals are adapted to life in iodine:

a) breathe with gills b) limbs have turned into flippers c) have hair d) fish-like body shape

# 7. Go green a group of land mammals include:

a) rodents b) equids c) bats d) pinnipeds 8. Thermoregulation in mammals occurs with the participation of: a) odorous glands b) sweat glands c) sebaceous glands

# 9. Formation of conditioned reflexes development related:

a) cerebellum b) cerebral cortex c) medulla oblongata! a d) diencephalon

# "10. Echolocation is developed in:

a) toothed whales b) mouse-like rodents c) bats d) eared seals *11. Of the proposed concepts select the one that is inthe same relationship with the third concept as the first two with friend. Reptiles: oviparous =

mammals: --

a) spawning b) ovoviviparity c) live birth d) hermaphroditism

*12. You are given five words. Four of saws are united by a common feature. Fifth word to them

does not fit. Find it.

a) hooves b) hair c) claws d) chitin e) nails

**thirteen. Subcutaneous blubber of dolphins reaches 50 eat. What benefits does

dolphin this feature?

**14. In the blue whale, the lungs can hold 14,000 liters of air when inhaled. How is this related with the image

whale life?

■ ! *fifteen. In southern animal species ears are usually more, than their northern

relatives. This is is related to the fact that:

a) good hearing is needed in the steppes and deserts

b) it is hot in these areas and the ears help to regulate the temperature of the goal

c) the position of the auricles is a signal for other animals

Tasks of the first level of complexity score 5 points in total, tasks of the second level of complexity score 10 points in total, tasks of the third level of complexity have a total of 15 points. To have a grade of "5", you must score 30 points. You can independently calculate how much each question costs. 11o it is better not to waste this precious time, but to carefully think over the answers. The # symbol indicates that the question has two answers.

Test "Class Mammals" Option No. 1

A1.Mammals inhabit land, seas, freshwater bodies and breathe with the help of ...

1) skin or lungs 2) lungs or gills 3) lungs

A2. Animals that feed their young with milk belong to the class:

1) Birds 2) Amphibians

3) Arachnids 4) Mammals

A3. Thick and long hair are called:

1) Awn 2) Undercoat

A4. Hair in which air is retained and for good heat retention is called:

1) Awn 2) Undercoat

3) Both answers are correct 4) There is no correct answer

A5. Excretory organs located in the skin:

1) Sebaceous glands 2) Sweat glands

3) Both answers are correct 4) There is no correct answer

A6. The cervical spine consists of:

1) 5 vertebrae 2) 6 vertebrae

3) 7 vertebrae 4) No correct answer

A7. How many vertebrae are in the caudal spine

1) 7 2) 8 3) 12 4) Depends on tail length

A8. Mammal stomach:

1) Single chamber 2) Double chamber

3) Three-chamber 4) all answers are correct

A9. The excretory organs of mammals are:

1) Kidneys 2) Lungs

3) Stomach 4) Heart

A10. The peripheral nervous system is represented by:

1) Brain 2) Spinal cord

3) Nerves and ganglions

A11. The development of the embryo in mammals

1) Direct 2) Indirect

3) Both answers are correct 4) There is no correct answer

A12. In placental cubs, they develop in a special organ:

1) Uterus 2) Stomach

3) Cloaca 4) There is no correct answer

A13. Mammals have

1) inner 2) middle 3) outer ear

IN 1.

Vertebrate sign

Animal class

A) the body is covered with feathers

1) Mammals

B) Jaws with teeth

B) bones are filled with air

D) the skin is covered with hair

E) The respiratory system is represented by lungs and lung sacs

IN 2. Establish a correspondence between representatives and squad

Representatives

Detachment

1) Insectivores

B) Hippo

2) Artiodactyls

3) Odd-toed ungulates

D) Rhino

C1 Indicate the similarities and differences in the external structure of reptiles and mammals (for example, a lizard and a dog).

C2 What are the similarities and differences between artiodactyls and equids?

Test "Class Mammals" Option No. 2

A1.Mammals have teeth...

1) all conical 2) only molars and canines 3) incisors, canines and molars

A2. Unlike birds, mammals

1) The outer ear is developed 2) There is a neck

3) The body is covered with feathers 4) there is a tail

A3. Short and soft hair are called:

1) Awn 2) Undercoat

3) Both answers are correct 4) There is no correct answer

A4. Hair, like bird feathers and reptile scales, consists of:

1) Horny substance 2) Vessels

3) There is no correct answer

A5. Skin derivatives include:

1) Hooves 2) Claws 3) Nails

4) all answers are correct 5) there is no correct answer

A6. Anteriorly in the jaws of mammals are:

1) Molar teeth 2) Fangs

A7. The mammalian intestine consists of:

1) Large intestine 2) Small intestine

3) Rectum 4) All answers are correct

A8. Mammalian heart:

1) two-chamber 2) three-chamber

3) Four-chamber 4) 3-chamber with incomplete partition

A9. Mammals are ____________________ animals

1) warm-blooded 2) cold-blooded

3) There is no correct answer

A10. Platypus belong to:

1) Oviparous 2) Marsupial

A11. The embryo is attached to the wall of the uterus with the help of:

1) Diaphragms 2) Placentas 3) Both answers are correct

A12. Tooth differentiation is characteristic of

1) all whales 2) hedgehogs 3) bears

A13. There is a keel on the chest

1) bats 2) birds 3) both answers are correct

IN 1. Establish a correspondence between the trait of vertebrates and the class of vertebrates.

Vertebrate sign

Animal class

A) Dry skin covered with horny scales

1) Mammals

B) sweat glands in the skin

2) Reptiles

B) has an outer ear

D) The mouth is limited by movable lips

E) Three-chambered heart with an incomplete septum

IN 2.

Representatives

Detachments

B) African Elephant

2) Proboscis

B) seal

3) Pinnipeds

D) polar bear

D) Marten

C1. Specify the similarities and differences in the structure of the digestive system of birds and mammals (on the example of a pigeon and a dog).

C2. What common structural features make it possible to classify beavers and squirrels in the same order? What is the importance of rodents in human life?

Test "Class Mammals" Option No. 3

A1.The formation of conditioned reflexes is associated with the development ...

1) cerebellum 2) cerebral cortex 3) diencephalon

A2. The skin of mammals is covered with:

1) Wool 2) Feathers

3) Horny scales 4) No correct answer

A3. Protects the skin from damage:

1) Awn 2) Undercoat

3) Both answers are correct 4) There is no correct answer

A4. Glands that secrete a secret that lubricates the hair, which makes them elastic and not wetted by water:

1) sweat 2) sebaceous

3) Both answers are correct 4) There is no correct answer

A5. In the depths of the mouth are:

1) Molar teeth 2) Fangs

3) Incisors 4) No correct answer

A6. The digestive system ends:

1) Cloaca 2) Rectum

3) All answers are correct 4) There is no correct answer

A7. The circulatory system of mammals

1) Open 2) Closed

3) Both answers are correct 4) There is no correct answer

A8. The brain and spinal cord form:

1) Central R/C 2) Peripheral R/C

3) Both answers are correct 4) There is no correct answer

A9. Fertilization in mammals:

1) Internal 2) External

3) Indoor and outdoor

A10. Koala refers to:

1) Oviparous 2) Marsupial

3) Placental 4) All answers are correct

A11. The development of the fetus in the uterus is characteristic of

1) oviparous 2) Marsupials

3) Placental 4) All answers are correct

A12.2 pairs of incisors on the upper jaw - sign

1) rodents 2) hares 3) ungulates

A13. The pinnipeds are

1) killer whale and fur seal 2) fur seal and seal 3) fur seal and dolphin

IN 1. Establish a correspondence between the features of the internal structure and the class of vertebrates.

Features of the internal structure

Animal class

A) double-chambered stomach

1) Mammals

B) Lungs and lung bags

D) single chamber stomach

D) The abdominal and thoracic regions are separated by the diaphragm.

E) have teeth

IN 2. Establish a correspondence between representatives and squads

Representatives

Detachments

1) Cetaceans

2) Primates

B) sperm whale

3) Rodents

D) Dolphin

D) Muskrat

C1 Indicate the similarities and differences in the structure of the circulatory system and the structure of the heart of amphibians and mammals (for example, a frog and a dog).

C2 What common features of the structure make it possible to attribute the blue whale and the dolphin to the same order? What is the importance of cetaceans for humans?