set 5 MCQ Questions & Answers Detailed Explanation

Question : 1

Alternate type of phyllotaxy is found in

a) mustard

b) china rose

c) sunflower

d) all of these

Question : 2

Consider the following statements :

1. Food prepared by plant is transported to different parts of plant through phloem.
2. Water and minerals in plants are transported through xylem.
3. The cell wall of xylem cell is rich in lignin.

a) 1 and 3

b) 1 and 2

c) 2 and 3

d) 1, 2 and 3

Question : 3

Nucleated part of nerve cell is called

a) dendrites

b) axon

c) cyton

d) None of the above

Question : 4

The ultimate gain of light reaction is

a) NADPH₂

b) only ATP

c) ATP and NADPH₂

d) only O₂

Question : 5

Which of the following plant is found to have minimum transpiration ?

a) Hydrilla

b) Mango

c) Cactus

d) Guava

Question : 6

Which of the following statement(s) is/are correct about the ground tissue system?

1. All tissues except the epidermis and vascular bundles constitute the ground tissue.
2. It consists of the xylem and phloem.
3. In leaves, it consists of thin-walled chloroplast-containing cells called mesophyll.

a) Both (i) and (iii)

b) Only (i)

c) Both (ii) and (iii)

d) All of these