Plant Physiology (NEET Biology): Questions 90 - 95 of 257

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Question number: 90

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

MCQ▾

Question

The cell wall is permeable and not a semipermeable structure can be best deduced from the passage of water and mineral salts from

Choices

Choice (4) Response
a.

Root hairs to cortical cells.

b.

Soil into periplasmic space of root hairs.

c.

Cortical cells to pericycle.

d.

Pericycle to trachea.

Question number: 91

» Plant Physiology » Mineral Nutrients » Essential Minerals

MCQ▾

Question

Which of the following ions of heavy metals participate in process of photosynthesis in higher plants?

Choices

Choice (4) Response
a.

Pb, Fe, Ni, Co

b.

Mg, Zn, Cu, Hg

c.

Mg, Cu, Mn, Fe

d.

Mg, Mn, Co, Fe

Question number: 92

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

MCQ▾

Question

Transpiration ratio is the ratio of moles of H2O transpired/moles of CO2 fixed. This ratio is measure of

Choices

Choice (4) Response
a.

Stomatal pore size of the leaves.

b.

The efficiency of guard cells on stomatal movement.

c.

Distinguishing a xerophyte from glycophyte.

d.

Effectiveness of stomata is maximizing in photosynthesis while minimizing in water loss.

Question number: 93

» Plant Physiology » Plant Growth and Development » Sequence of Developmental Process in a Plant Cell

MCQ▾

Question

The pigment involved in red-far red light interconversion is

Choices

Choice (4) Response
a.

Xanthophylls

b.

Phytochrome

c.

Cytochrome

d.

Lycopene

Question number: 94

» Plant Physiology » Photosynthesis » Photorespiration C3 and C4 Pathways

MCQ▾

Question

Photorespiration takes place in

Choices

Choice (4) Response
a.

mitochondria, peroxisome

b.

chloroplast, peroxisome, mitochondria

c.

chloroplast, mitochondria

d.

chloroplast, cytoplasm, mitochondria

Question number: 95

» Plant Physiology » Photosynthesis » Photorespiration C3 and C4 Pathways

MCQ▾

Question

C4 plants are adapted to

Choices

Choice (4) Response
a.

hot and humid climate

b.

cold and dry climate

c.

hot and dry climate

d.

temperate climate

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