NEET (NTA)-National Eligibility cum Entrance Test (Medical) Biology: Questions 238 - 244 of 3511

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Question number: 238

» Cell Structure and Function » Chemical Constituents of Living Cells » Enzymes - Types, Properties, Enzyme Action

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Question

Competitive inhibitors (like malonate) alter

Choices

Choice (4) Response

a.

Value of Km (Michaelis constant)

b.

Velocity of reaction

c.

Structure of enzyme

d.

Active site

Question number: 239

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

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MCQ▾

Question

Corolla in china rose are

Choices

Choice (4) Response

a.

5, polypetalous valvate.

b.

5, gamopetalous valvate.

c.

5, gamopetalous, twisted.

d.

5, polypetalous contorted.

Question number: 240

» Diversity in Living World » Five Kingdom Classification » Fungi

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Question

A fungus contains cells with two nuclei from different genomes. The nuclei do not fuse but divide independently and simultaneously as new cells are formed. It belongs to

Choices

Choice (4) Response

a.

ceuteromycetes

b.

phycomycetes

c.

basidiomycetes

d.

zygomycetes

Question number: 241

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

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MCQ▾

Question

Which of the following microorganisms is used for preparation of swiss cheese?

Choices

Choice (4) Response

a.

Streptococcus

b.

Propionibacterium

c.

Penicillium

d.

Geotrichum

Question number: 242

» Diversity in Living World » Five Kingdom Classification » Plant Group - Bryophytes

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MCQ▾

Question

The dehiscence of moss capsule takes place by rupture of

Choices

Choice (4) Response

a.

operculum

b.

peristome

c.

annulus

d.

calyptras

Question number: 243

» Diversity in Living World » Five Kingdom Classification » Plant Group - Bryophytes

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Question

Bryophytes comprise

Choices

Choice (4) Response

a.

Dominant phase of gametophyte which is parasitic.

b.

Small sporophyte phase and generally parasitic on gametophyte.

c.

Sporophyte which has longer duration.

d.

Dominant phase of gametophyte which produces spores.

Question number: 244

» Genetics and Evolution » Molecular Basis of Inheritance » DNA Replication

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MCQ▾

Question

The point mutations A to G, C to T, C to G and T to A in DNA are

Choices

Choice (4) Response

a.

All four are transition.

b.

Transition, transition, transversion and transversion respectively.

c.

Transversion, transversion, transition and transition respectively.

d.

Transition, transversion, transition and transversion respectively.