Question No:1

Continued growth due to activity of meristem is which type of growth?

[A] Closed growth
[B] Intranets growth
[C] Both (a) and (b)
[D] Open growth



Question No:2

Meristems are found in

[A] root apex
[B] shoot apex
[C] both
[D] none



Question No:3

Meristems are responsible for _____

[A] secondary growth
[B] primary growth
[C] both
[D] none



Question No:4

What is the contribution of meristem in growth of plant?

[A] Elongation along the axis
[B] Differentiation
[C] Both (a) and (b)
[D] None



Question No:5

Secondary growth of plant occurs due to _____

[A] lateral meristems
[B] vascular cambium
[C] cork cambium
[D] all



Question No:6

At cellular level, growth is an

[A] increase in cytoplasm
[B] increase in size
[C] increase in nuclear size
[D] increase in protoplasm



Question No:7

Which of the following is not the parameter for measuring growth?

[A] Wet weight
[B] Dry weight
[C] Volume
[D] Cell member



Question No:8

One single maize root apical meristem can give rise to how many cells per hour?

[A] 17500
[B] >17500
[C] <17500
[D] None



Question No:9

By how many times, cells of watermelon increase in size?

[A] 3,15,000
[B] 3,50,000
[C] 3,25,000
[D] 3,17,000



Question No:10

In question 23 and 24 respectively growth can be expressed as increase in cell.

[A] Size, number
[B] Volume, size
[C] number, size
[D] Size, volume



Question No:11

Growth of pollen tube is measured in terms of

[A] weight
[B] width
[C] volume
[D] length



Question No:12

Growth of a dorsiventral leaf can be measured in terms of _____

[A] length
[B] width
[C] volume of cells
[D] surface area



Question No:13

Which of the following are phases of growth?

[A] Meristemation
[B] Elongation
[C] Maturation
[D] All



Question No:14

Which of the following represent meristematic phase of growth?

[A] Root apex
[B] Shoot apex
[C] Both
[D] None



Question No:15

Which of the following are characteristics of the cells in meristematic region?

[A] Rich in protoplasm
[B] Large nuclei
[C] Thin plasma membrane
[D] Both (a) and (b)