NEET : Multiple Choice questions : Aves

1. Which of the following statement is incorrect for Aves.

A.Body is covered by the feathers in Birds. 

B. Most of birds can fly except some birds which are flight less birds.

C. Hind limb are adapted for walking, swimming or clasping the tree branches.

D.Fore limb has numerous scales .

Answer: D Explanation 

2. Given below are two statements and select the correct option

Statement I : Fore limb can not be seen morphologically in Aves.

Statement Il : Fore limbs are modified into wings.

A. Statement l is true and statement ll is false.

B. Statement l is false and statement ll is true.

C. Both statement I and II is true.

D. Both statement I and II is false.

Answer: C Explanation

3. In members of Aves, scales can be seen in

A. Beak

B. Forelimb

C. Skin

D. Hind limb.

Answer: D Explanation

4. Skin of Aves is

A. Moist and without gland

B. Dry and without gland

C. Moist and with skin gland

D. Dry and with skin gland

Answer: B Explanation

5. Which one of the following only gland is present at base of the tail in birds.

A. Mucus gland.

B. Parotid gland

C. Sweat gland

D.Oil gland

Answer: D Explanation

6. Which of the following statement is incorrect for Aves.

A. Endoskeleton is made up  cartilage.

B. Endoskeleton is made up of bone and fully ossified.

C.  Long bone is pneumatic.

D. Bone is hollow with air cavity.

Answer: A Explanation

7. Which of the following two additional chamber are present in alimentary canal of Birds.

A. Proventriculus & Ventriculus

B. Crop and Gizzard

C. Crop and Ventriculus 

D. Gizzard and proventriculus.

Answer: B Explanation

8. Which of the following statement is incorrect for Aves.

A. Heart has two Atrium and two ventricles.

B. They are coldblooded  and maintain their body temperature .

C.  Endoskeleton is made up of bone and fully ossified.

D. Development is direct and they are oviparous

Answer: B Explanation

9. Which of the following structure is  connected with air sac which are accessory respiratory organ.

A. Nasal chamber

B. Lungs

C. Tracheal

D. Bronchioles

Answer: B Explanation

10. Which of the following is National bird of India.

A. Corvus

B. Pavo

C. Psittacula

D. Neophron

Answer: B Explanation

10. Which of the following pair of birds are flightless.

A. Struthio and Aptenodyte 

B. Corvus and Psittacula

C. Columba and Neophron

D. Neophron and Aptenodyte

Answer: A  Explanation

11. Match the list

A. Corvus        1.Pigeon

B. Columba     2. Vulture

C. Psittacula    3. Parrot 

D. Neophron   4.Crow                                     

     A      B       C      D

A.  1       2       3       4

B.  1       3        2      4

C.  4       1       3       2

D.  4       3       1       2

Answer : C Explanation