NEET (NTA)-National Eligibility cum Entrance Test (Medical) Biology: Questions 1087 - 1091 of 3513

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Question number: 1087

» Plant Physiology » Plant Growth and Development » Seed Dormancy

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MCQ▾

Question

Why the newly harvested potato tubers do not germinate even when placed in favorable conditions?

Choices

Choice (4)Response

a.

Due to dormancy

b.

Due to lack of photosynthetic apparatus.

c.

Due to lack of water absorption

d.

Due to difficulty of light penetration

Question number: 1088

» Structural Organization in Animals and Plants » Plant Tissues - Morphology, Anatomy and Functions » Flower

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MCQ▾

Question

A flower is zygomorphic when

Choices

Choice (4)Response

a.

Every vertical section passing through its centre divides it into two equal halves.

b.

Any transverse section divides it into two equal halves.

c.

Only one transverse section divides it into two equal halves.

d.

Only one vertical section passing through its centre divides it into two equal halves.

Question number: 1089

» Plant Physiology » Photosynthesis » Photorespiration C3 and C4 Pathways

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MCQ▾

Question

Which of the following is CO2 acceptor in C4 plants?

Choices

Choice (4)Response

a.

Phosphoenol pyruvate (PEP)

b.

Phosphoglyceric acid (PGA)

c.

Oxaloacetic acid (OAA)

d.

Ribulose 1,5 diphosphate (RuDP)

Question number: 1090

» Structural Organization in Animals and Plants » Plant Tissues - Morphology, Anatomy and Functions » Stem

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MCQ▾

Question

Potato is (underground) stem because it

Choices

Choice (4)Response

a.

contains reserve food

b.

lacks chlorophyll

c.

does not bear roots

d.

possesses axillary buds (eyes)

Question number: 1091

» Ecology and Environment » Ecosystem » Patterns, Components

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MCQ▾

Question

The abundance of a species population within its habitat is called

Choices

Choice (4)Response

a.

Relative density

b.

Niche density

c.

Absolute density

d.

Regional density

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