NEET Biology: Questions 684 - 690 of 3146

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Question number: 684

» Diversity in Living World » Five Kingdom Classification » Monera

MCQ▾

Question

Bacterial cell divides in every minute and takes one hour to fill up a cup. How much time will be taken to fill half the cup?

Choices

Choice (4) Response
a.

60 minutes

b.

59 minutes

c.

30 minutes

d.

29 minutes

Question number: 685

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

MCQ▾

Question

Plants can be disease resistant by

Choices

Choice (4) Response
a.

Hormone treatment

b.

Breeding with their wild relatives

c.

Colchicines treatment

d.

Heat treatment

Question number: 686

» Reproduction » Sexual Reproduction in Flowering Plants » Development of Endosperm and Embryo

MCQ▾

Question

Which of the following workers are related as ecologist, palaeobotanist and embryologist?

Choices

Choice (4) Response
a.

B. Sahni, P, Maheshwari, R, Mishra

b.

R. Mishra, B. Sahni, P. Maheshwari

c.

B. Sahni, R. Mishra, P. Maheshwari

d.

P. Maheshwari, R. Mishra, B. Sahni

Question number: 687

» Reproduction » Reproduction in Organisms » Vegetative Propagation in Plants

MCQ▾

Question

New Banana plants develop from

Choices

Choice (4) Response
a.

Sucker

b.

Seed

c.

Stolon

d.

Rhizome

Question number: 688

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

MCQ▾

Question

Lichens are important in the studies on atmospheric pollution because they

Choices

Choice (4) Response
a.

Efficiently purify the amtmosphere.

b.

Are very sensitive to pollutants like sulphur dioxide.

c.

Can readily multiply in polluted atmosphere.

d.

Can grow in polluted atmosphere.

Question number: 689

» Ecology and Environment » Ecosystem » Patterns, Components

MCQ▾

Question

When one organism is benefited without affecting the others it is called as

Choices

Choice (4) Response
a.

Commensalisms

b.

Saprophytism

c.

Parasitism

d.

Symbiosis

Question number: 690

» Human Physiology » Excretory Products and Their Elimination » Regulation of Kidney Function

MCQ▾

Question

In which of the following ways does the blood leaving the glomerulus of a mammalian kidney tubule differ from the blood entering the glomerulus?

Choices

Choice (4) Response
a.

It has a higher concentration of crystalloids.

b.

It has a lower concentration of plasma proteins.

c.

It contains fewer corpuscles per unit volume.

d.

It has a lower concentration of crystalloids.

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