NEET (NTA)-National Eligibility cum Entrance Test (Medical) Biology: Questions 552 - 558 of 3511

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Question number: 552

» Genetics and Evolution » Heredity and Variation » Mendelian Inheritance

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MCQ▾

Question

What type of gametes will from by genotype Rr Yy?

Choices

Choice (4) Response

a.

Rr, RR, Yy, YY

b.

RY, Ry, rY, ry

c.

RY, Ry, ry, ry

d.

Ry, Ry, Yy, ry

Question number: 553

» Plant Physiology » Photosynthesis » Photorespiration C3 and C4 Pathways

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MCQ▾

Question

In case of C4 pathway

Choices

Choice (4) Response

a.

CO2 combines with RMP.

b.

CO2 combines with PGA.

c.

CO2 combines with RuDP.

d.

CO2 combines with PEP.

Question number: 554

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

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MCQ▾

Question

Conjoint, collateral and closed vascular bundle is found in

Choices

Choice (4) Response

a.

monocot stem

b.

dicot root

c.

dicot stem

d.

monocot root

Question number: 555

» Ecology and Environment » Biodiversity and Its Conservation » National Parks and Sanctuaries

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MCQ▾

Question

Kanha National Park is famous for

Choices

Choice (4) Response

a.

Rhino

b.

Tiger

c.

Birds

d.

Crocodile

Question number: 556

» Ecology and Environment » Biodiversity and Its Conservation » Hotspots

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MCQ▾

Question

Number of ecological hotspots in the world is

Choices

Choice (4) Response

a.

14

b.

20

c.

16

d.

25

Question number: 557

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

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MCQ▾

Question

Roots developing from plant parts other than radical are called

Choices

Choice (4) Response

a.

adventitious

b.

fibrous

c.

epicaulous

d.

epiphyllous

Question number: 558

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

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MCQ▾

Question

Which one of the following describes a possible reason for the opening and closing of the guard cells?

Choices

Choice (4) Response

a.

Stomata close in darkness because the starch produced in daylight by photosynthesis; it is changed in to sugars and translocated from the guard cells.

b.

Stomata open in daylight because guard cells have chloroplast osmotic pressure arises.

c.

Stomata open in daylight because starch is changed to osmotically active substances which increase the turgidity of the guard cells.

d.

Stomata open in daylight because photosynthesis occurs in the guard cells producing sugar resulting in higher osmotic pressure.