NEET (NTA)-National Eligibility cum Entrance Test (Medical) Biology: Questions 755 - 760 of 3513

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Question number: 755

» Ecology and Environment » Environmental Issues » Greenhouse Effect and Global Warning

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MCQ▾

Question

Green house gases include

Choices

Choice (4)Response

a.

CO2, O2, N2, NO2 & NH3

b.

CH4, N2, CO2 & NH3

c.

CFC, CO2, NH3 & N2

d.

CO2, CFC, CH4 & NO2

Question number: 756

» Cell Structure and Function » Cell Organelles - Structure and Function » Ribosomes

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MCQ▾

Question

Single membrane bound organelles are

Choices

Choice (4)Response

a.

centrioles

b.

nucleolus

c.

vacuole

d.

ribosomes

Question number: 757

» Plant Physiology » Transport in Plants » Movement of Water, Gases and Nutrients

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MCQ▾

Question

Conduction of inorganic materials in plants occur mainly through or Minerals absorbed by roots move at the leaf through

Choices

Choice (4)Response

a.

sieve tube

b.

phloem

c.

xylem

d.

Question does not provide sufficient data or is vague

Question number: 758

» Cell Structure and Function » B Cell Division » Cell Cycle

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MCQ▾

Question

As there occurs more and more condensation of chromatin during cell division, there occurs

Choices

Choice (4)Response

a.

differentiation of heterochromatin and euchromatin decreases

b.

differentiation of heterochromatin and euchromatin is clearly shown

c.

increase in heterochromatin

d.

increase in euchromatin

Question number: 759

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

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MCQ▾

Question

Under what conditions the rate of transpiration increases?

Choices

Choice (4)Response

a.

Increase of atmospheric pressure.

b.

Decrease of temperature.

c.

Increase of humidity.

d.

Decrease of humidity

Question number: 760

» Ecology and Environment » Environmental Issues » Air Pollution and Its Control

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MCQ▾

Question

Which is the most SO2 polluted city?

Choices

Choice (4)Response

a.

Mumbai

b.

Calcutta

c.

Madras

d.

Delhi

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