NEET (NTA)-National Eligibility cum Entrance Test (Medical) Biology: Questions 406 - 412 of 3511

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Question number: 406

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

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MCQ▾

Question

Root cap in dicots is formed from

Choices

Choice (4) Response

a.

Protoderm

b.

Procambium

c.

Calyptrogen

d.

Ground meristem

Question number: 407

» Ecology and Environment » Ecosystem » Patterns, Components

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Question

Plants grow sparsely in arid regions of the world

Choices

Choice (4) Response

a.

Because of several factors combining together.

b.

Because no seeds full on their soil.

c.

Because the soil is sandy.

d.

Only because of high temperature.

Question number: 408

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

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Question

The innermost layer of cortex which shows casparian thickenings in its cells is called as

Choices

Choice (4) Response

a.

endodermis

b.

pericycle

c.

exodermis

d.

epidermis

Question number: 409

» Biotechnology and Its Applications » Principles and Process of Biotechnology

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Question

Crosses between the plants of the same variety are called

Choices

Choice (4) Response

a.

Interspecific

b.

Intervarietal

c.

Intergeneric

d.

Intravarietal

Question number: 410

» Plant Physiology » Transport in Plants » Transpiration Pull

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Question

Of the processes which occur in leaves, the one which may lower their temperature (cooling effect) is

Choices

Choice (4) Response

a.

Respiration

b.

Hydrolysis

c.

Transpiration

d.

Photosynthesis

Question number: 411

» Plant Physiology » Mineral Nutrients » Macro and Micronutrients

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Question

In guard cells, presence of potassium is essential for

Choices

Choice (4) Response

a.

In controlling cell division

b.

In enzymatic reactions

c.

Maintaining osmotic pressure

d.

None of the above

Question number: 412

» Diversity in Living World » Five Kingdom Classification » Monera

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Question

Which is not true for the heterocyst of Nostoc?

Choices

Choice (4) Response

a.

Co2 fixation ability.

b.

Intercalary position.

c.

Presence of polar nodules.

d.

Site of nitrogen fixation.