set 1 MCQ Questions & Answers Detailed Explanation

Question : 1

Which among the following have Open circulatory system?

1. Arthropoda
2. Mollusca
3. Annelida
4. Coelenterata

a) 1 and 3

b) 3 and 4

c) 1 and 2

d) 2 and 4

Question : 2

Which of the following cells is responsible for myelin formation in the peripheral nervous system?

a) Schwann cell

b) Oligodendrocyte

c) Astrocyte

d) Microglial cell

Question : 3

Which one is not a reflex action?

a) Release of saliva on seeing sweets

b) Closing of eye lids against fricking

c) Perspiration due to heat

d) Obeying the order to run

Question : 4

A surge of which hormone stimulates ovulation in human females?

a) Estrogen

b) Luteinizing hormone

c) Follicle stimulating hormone

d) Progesterone

Question : 5

Which among the following have scales?

1. Amphibians
2. Pisce
3. Reptiles
4. Mammals

a) 2 and 3

b) 3 and 4

c) 1 and 3

d) 1 and 2

Question : 6

Consider the following statements :

1. A nerve is a bundle of axons of the neurons.
2. Collenchyma cells are dead and have irregular thickenings at the corners.
3. Skin epithelium is called stratified squamous epithelium because it has one layer of cells.
4. Tendons connect muscles to bones.

a) 1 and 4

b) 3 only

c) 1 and 2

d) 1, 2, 3 and 4