Plant Physiology-Transport in Plants (NEET Biology): Questions 1 - 4 of 76

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Question number: 1

» Plant Physiology » Transport in Plants » Diffusion

Match List-Ⅰ List-Ⅱ▾

Question

During osmosis, water moves through a membrane
List-Ⅰ (From) List-Ⅱ (To)

(A)

High osmotic potential

(i)

High water potential

(B)

Low water potential

(ii)

Low solute concern.

(C)

A hypotonic solution

(Less solute)

(iii)

Low osmotic potential

(D)

High solute concern

(iv)

A hypertonic solution

(High solute)

Choices

Choice (4) Response
  • (A)
  • (B)
  • (C)
  • (D)

a.

  • (ii)
  • (i)
  • (iii)
  • (iv)

b.

  • (iii)
  • (i)
  • (iv)
  • (ii)

c.

  • (iii)
  • (ii)
  • (i)
  • (iv)

d.

  • (iii)
  • (iv)
  • (i)
  • (ii)

Question number: 2

» Plant Physiology » Transport in Plants » Absorption

MCQ▾

Question

Which theory suggests that the CO2 produced in respiration plays an important role in mineral absorption?

Choices

Choice (4) Response

a.

Carbonic acid exchange theory

b.

Active absorption theory

c.

Contact exchange theory

d.

Question does not provide sufficient data or is vague

Question number: 3

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

MCQ▾

Question

Which of the following is the path of water from soil up to secondary xylem?

Choices

Choice (4) Response

a.

Soil → root hair cell wall → cortex → endodermis → pericycle → protoxylem → metaxylem.

b.

Metaxylem → protoxylem → cortex → soil → root hair.

c.

Pericycle → soil → root hair → cortex → endodermis → protoxylem → metaxylem.

d.

Cortex → root hair → endodermis → pericycle → protoxylem → metaxylem.

Question number: 4

» Plant Physiology » Transport in Plants » Cell to Cell Transport

MCQ▾

Question

The chief role of transpiration in plants is to cause

Choices

Choice (4) Response

a.

Rapid rise of minerals

b.

Cooling of the plant

c.

Loss of surplus water

d.

Rapid ascent of sap

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