Free Transport In Plants (Daily Quiz: 4) NEET Biology Questions & Answers with Detailed Explanation & Full Review

Question-1

The cause of opening or closing of the stomata mainly depends upon change in the turgidity of

(a) guard cells

(b) microfibrils

(c) epidermal cells

(d) xylem

Question-2

Meaningful girdling (ringing) experiment can not be performed within sugarcane because

(a) its vascular bundles are not present in a ring

(b) its stem surface is covered with waxy coating

(c) its phloem is situated interior to xylem

(d) its stem is thin

Question-3

What is the condition for pure water having zero water potential?

(a) No pressure

(b) Standard temperature

(c) At 1 atm pressure

(d) Only (a) and (b)

Question-4

The process by which water is absorbed by solids like colloids causing them to increase in volume is called _______.

(a) plasmolysis

(b) osmosis

(c) imbibition

(d) diffusion

Question-5

The path of the movement of water is demonstrated by using

(a) Solution of water and mineral

(b) Solution containing pure water

(c) Dye (colour) dissolved in water

(d) All of these