set 6 MCQ Questions & Answers Detailed Explanation

Question : 1

Various functions like photosynthesis, storage, excretion performed by _____________.

a) parenchyma

b) sclerenchyma

c) collenchyma

d) aerenchyma

Question : 2

Which of the following statements are incorrect?

1. Aves are cold-blooded, egg-laying and have four-chambered hearts.
2. Aves have feather-covered bodies, forelimbs are modified as wings and breathe through lungs.
3. Most mammals are viviparous. 4. Fishes, amphibians and reptiles are oviparous.

a) 1 and 4

b) 1, 2 and 3

c) 1 and 3

d) All of these

Question : 3

Which one among the following is the hardest part of our body ?

a) Thumb nails

b) Skull bones of head

c) Enamel of teeth

d) Spinal vertebra

Question : 4

The involvement of which one of the following is essential in the control of blood sugar?

a) Pancreas

b) Adrenal

c) Parathyroid

d) Spleen

Question : 5

Which one of the following series represents the correct path of blood circulation?

a) Left atrium, left ventricle, right atrium, right ventricle, lungs, body

b) Right atrium, right ventricle, lungs, left atrium, body

c) Left atrium, left ventricle, lungs, right atrium, right ventricle, body

d) Right atrium, lungs, right ventricle, left atrium, body, left ventricle

Question : 6

Which of the following statement(s) about Mycoplasma is/ are correct ?

1. They are also called PPLO.
2. They are pleomorphic.
3. They are sensitive to penicillin.
4. They cause disease in plants.

a) 1, 2 and 3

b) 2 and 3

c) 1 and 2

d) All of these