set 1 MCQ Questions & Answers Detailed Explanation

Question : 1

Cork is formed from

a) vascular cambium

b) phellogen

c) phloem

d) xylem

Question : 2

When oxygen is released as a result of photosynthesis, it is a by-product of which of the following?

a) The electron transfer system of photosystem

b) Splitting the water molecules

c) Chemiosmosis

d) None

Question : 3

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

Question : 4

Which one of the following glands produces insulin in human body?

a) Pancreas

b) Liver

c) Spleen

d) Pituitary

Question : 5

A tissue is a group of cells which are

a) dissimilar in origin, form and function.

b) similar in origin, but dissimilar in form and function.

c) dissimilar in origin, but similar in form and function.

d) similar in origin, form and function.

Question : 6

Which is true for the Autonomic nervous system?

a) The parasympathetic nervous system always stimulates the organ system

b) The sympathetic nervous system always inhibits the organ system

c) The sympathetic nervous system always stimulates the organ system

d) It depends on the organ system whether the division stimulates or inhibits it