Plant Physiology-Transport in Plants (NEET Biology): Questions 5 - 10 of 76

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Question number: 5

» Plant Physiology » Transport in Plants » Water Potential

MCQ▾

Question

When the mesophyll cells loss water, their DPD

Choices

Choice (4) Response

a.

Decreases

b.

Increases

c.

Remain constant

d.

None of the above

Question number: 6

» Plant Physiology » Transport in Plants » Guttation

MCQ▾

Question

Stomata open during day time because the guard cells

Choices

Choice (4) Response

a.

Are bean shaped.

b.

Are thin-walled.

c.

Photosynthesize and produce osmotically active sugars or organic acids.

d.

Help in gaseous exchange.

Question number: 7

» Plant Physiology » Transport in Plants » Transport of Food

MCQ▾

Question

Starch is insoluble in water yet it is accumulated in large quantities in potato because

Choices

Choice (4) Response

a.

It is synthesized in potato tuber itself.

b.

Soil micro-organism deposit starch in tuber.

c.

It is translocated from he leaves to the potato tuber in the from of sugar.

d.

It is useful consumption.

Question number: 8

» Plant Physiology » Transport in Plants » Transpiration-Opening and Closing of Stomata

MCQ▾

Question

Guard cell movement furnishes an example of

Choices

Choice (4) Response

a.

Cyclosis movement

b.

Turgor movement

c.

Tactic movement

d.

Nastic movement

Question number: 9

» Plant Physiology » Transport in Plants » Osmosis

MCQ▾

Question

In a fully turgid cells, the values of DPD, OP and TP will show which of the given tendency?

Choices

Choice (4) Response

a.

DPD = 10 atm, OP = 15 atm, TP = 5 atm.

b.

DPD = 0 atm, OP = 15 atm, TP = 15 atm.

c.

DPD = 5 atm, OP = 12 atm, TP = 7 atm.

d.

DPD = 2 atm, OP = 7 atm, TP = 5 atm.

Question number: 10

» Plant Physiology » Transport in Plants » Movement of Water, Gases and Nutrients

MCQ▾

Question

In soil, water available for plants is

Choices

Choice (4) Response

a.

Capillary water

b.

Chemically bound water

c.

Gravitational water

d.

Hygroscopic water

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