Class Mammalia

Q.

What is commensalism?

Q.

Name the connecting link between reptiles and birds.

Q.

Which animal has the largest mammary gland in the world?

Q. Organisms with the ability to maintain constant body temperature are known as:

1. Ectotherms
2. Kleptotherms
3. Homeotherms
4. Poikilotherms

Q.

Are humans endotherms or ectotherms?

Q.

What are the three types of digestive systems?

Q.

Difference between Corpus callosum & Corpus luteum

Q.

The presence of biconcave, circular, and anucleated RBC is the characteristic feature of which animal?

1. Ostrich

2. Whale

3. Crocodile

4. All of these

Q.

Name the body part and the mode of movement shown by the animal:

Kangaroo

Q.

An organism that maintains constant body temperature is called a ___.

Q.

Give one use of sound ranging.

Q.

The camel excretes very _____________urine.

Q.

Which of the following is the largest among animals?

1. Rhinoceros

2. Elephant

3. Whale

4. Crocodile

Q. Can the symbiotic micro organisms present in ruminant stomach which secrete cellulase be cultured in human gut so as to digest cellulose?

Q.

List any eight characteristics of class Mammalia.

Q. The dentition, in which animals have different types of teeth like canines, incisors, premolars and molars is called

Q. Penis is a highly vascular organ.

1. True
2. False

Q.

Name the body part and the mode of movement shown by the animal:

Kangaroo

Q.

Question 11
Find out the false statement

(a) Aves are warm blooded, egg laying and have a four- chambered heart
(b) Aves have feather covered body, fore limbs are modified as wings and they breathe through lungs.
(c) Most of the mammals are viviparous.
(d) Fishes, amphibians and reptiles are oviparous

Q.

The fur of yak helps it to protect from cold

1. True
2. False

Q. How many Meiosis & Mitosis are required for the Cyprus ?

Q. Blastocyst is blastula of

1. Kangaroo
2. Platypus
3. Monkey
4. Both B and C

Q. What is bidders canal ?

Q. An egg-laying mammals is

1. Spiny anteater
   
2. Bat
3. Whale
4. All of the above

Q. All vertebrates have four-chambered hearts.

1. True
2. False

Q.

Write differences between-

Corpus callosum and corpus luteum (function).

Q. Flying lizard is a .......... animal.

1. Warm blooded
2. Cold blooded
3. Both A and B
4. None of these

Q.

Complete the following sentences by writing the correct words.
Labia minora and labia majora are the parts of _______.

Q.

Identify the class of Draco.

Q.

Are tigers bigger than lions?