set 1 MCQ Questions & Answers Detailed Explanation

Question : 1

Which is an atrocious animal?

a) Whale

b) Otter

c) Penguin

d) Tortoise

Question : 2

Cork is formed from

a) vascular cambium

b) phellogen

c) phloem

d) xylem

Question : 3

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 : 4

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 : 5

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

Question : 6

N₂ + 8^e– + 8H⁺ + 16 ATP ⟶ 2NH₄ + H₂ + 16ADP + 16Pi The above equation refers to

a) nitrification

b) nitrogen fixation

c) ammonification

d) denitrification