Plant Physiology-Photosynthesis (NEET (National Eligibility cum Medical Entrance Test) Biology): Questions 14 - 20 of 95

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Question number: 14

» Plant Physiology » Photosynthesis » Photorespiration C3 and C4 Pathways

MCQ▾

Question

In C3 plants, the first stable product of photosynthesis during dark reaction is

Choices

Choice (4) Response

a.

oxaloacetic acid

b.

phosphoglyceraldehyde

c.

3-phosphoglyceric acid

d.

malic acid

Question number: 15

» Plant Physiology » Photosynthesis » Photorespiration C3 and C4 Pathways

MCQ▾

Question

In succulent xerophytes, there is accumulation of malic acid in night, this path of CO2 metabolism is called

Choices

Choice (4) Response

a.

beta carboxylation

b.

Hatch and slack cycle

c.

Crassulacean acid metabolism

d.

Calvin cycle

Question number: 16

» Plant Physiology » Photosynthesis » Pigments Involved in Photosynthesis

MCQ▾

Question

“The amount of CO2 absorbed and O2 released during photosynthesis are in equal volumes” was proved by

Choices

Choice (4) Response

a.

Engleman

b.

Priestely

c.

Robert Mayer

d.

Bousingault

Question number: 17

» Plant Physiology » Photosynthesis » Site of Photosynthesis Take Place

MCQ▾

Question

Which is common in respiration and photosynthesis?

Choices

Choice (4) Response

a.

Oxidation

b.

Photosystem

c.

Cytochrome

d.

Phytochrome

Question number: 18

» Plant Physiology » Photosynthesis » Photorespiration C3 and C4 Pathways

MCQ▾

Question

CO2 acceptor in C3 plants is

Choices

Choice (4) Response

a.

3-phosphoglyceric acid.

b.

Ribulose 1, 5-biphosphate.

c.

Phosphoenol pyruvic acid.

d.

Xylulose-5-phosphate.

Question number: 19

» Plant Physiology » Photosynthesis » Photochemical and Biosynthetic Phases

MCQ▾

Question

Discovery of Emerson effect has clearly shows the existence of

Choices

Choice (4) Response

a.

Light and dark reactions in photosynthesis.

b.

Two distinct photochemical reactions or processes.

c.

Photophorylation.

d.

Photoreaspiration.

Question number: 20

» Plant Physiology » Photosynthesis » Factors Affecting Photosynthesis

MCQ▾

Question

Which of the following inhibits O2 release in light phase?

Choices

Choice (4) Response

a.

DCMU

b.

PMA

c.

Zeatin

d.

All of the above

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