NEET Biology: Questions 855 - 861 of 3390

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Question number: 855

» Plant Physiology » Plant Growth and Development » Growth Regulators-Auxin, Gibberellin, Cytokinin, Ethylene, ABA

MCQ▾

Question

Bioassay for gibberellin is

Choices

Choice (4) Response

a.

Avena curvature test.

b.

Dwarf maize/barley aleurone test.

c.

Green leaf test/Richmond-Lang effect.

d.

Cell division/bud induction test.

Question number: 856

» Plant Physiology » Photosynthesis » Pigments Involved in Photosynthesis

MCQ▾

Question

Where does the primary photochemical reaction occur in chloroplast or Where does the light reactions of photosynthesis take place or Light reaction takes place in

Choices

Choice (4) Response

a.

stroma

b.

quantasome or thylokoids (grana)

c.

inner membrane of chloroplast

d.

endoplasmic reticulum

Question number: 857

» Reproduction » Sexual Reproduction in Flowering Plants » Pollination-Types, Agencies and Examples

MCQ▾

Question

Pollination by slug and snails is called

Choices

Choice (4) Response

a.

Anemophilous

b.

Chiropterophilous

c.

Malacophilous

d.

Ornithophilous

Question number: 858

» Plant Physiology » Plant Growth and Development » Growth Regulators-Auxin, Gibberellin, Cytokinin, Ethylene, ABA

MCQ▾

Question

Which of the following movement is not related to change in auxin levels?

Choices

Choice (4) Response

a.

Movement of sunflower tracking the direction of the sun.

b.

Movement of roots towards soil.

c.

Movement of shoot towards light.

d.

Nyctinastic leaf movement

Question number: 859

» Plant Physiology » Mineral Nutrients » Macro and Micronutrients

MCQ▾

Question

Which of the following minerals are required for ATP formation by plants?

Choices

Choice (4) Response

a.

K

b.

N, P

c.

N, Ca

d.

N, Cu

Question number: 860

» Cell Structure and Function » Chemical Constituents of Living Cells » Biomolecules-Structure and Function

MCQ▾

Question

High content of lysine is present in

Choices

Choice (4) Response

a.

Wheat

b.

Maize

c.

Apple

d.

Banana

Question number: 861

» Biotechnology and Its Applications » Application of Biotechnology in Health and Agriculture

MCQ▾

Question

Which one of the following nitrogen – fixer is helpful in paddy fields?

Choices

Choice (4) Response

a.

Rhizobium

b.

Anabaena

c.

Azospirillum

d.

Archebacteria

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