NEET (NTA)-National Eligibility cum Entrance Test (Medical) Biology: Questions 3067 - 3072 of 3511

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Question number: 3067

» Biology and Human Welfare » Health and Disease » HIV and AIDS

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Appeared in Year: 2016

MCQ▾

Question

Which of the following is correct regarding AIDS causative HIV?

Choices

Choice (4) Response

a.

HIV is enveloped virus that contains two identical molecules of single-stranded RNA and two molecules of reverse transcriptase.

b.

HIV is unenveloped retrovirus.

c.

HIV does not escape but attacks the acquired immune response.

d.

Both a. and c. are correct

Question number: 3068

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

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Appeared in Year: 2016

MCQ▾

Question

Conifers are adapted to tolerate extreme environmental conditions because of

Choices

Choice (4) Response

a.

Presence of vessels

b.

Broad hardy leaves

c.

Thick cuticle

d.

Superficial stomata

Question number: 3069

» Cell Structure and Function » Cell Organelles - Structure and Function » Lysosomes

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Appeared in Year: 2016

MCQ▾

Question

A cell organelle containing hydrolytic enzymes is

Choices

Choice (4) Response

a.

Ribosome

b.

Mesosome

c.

Microsome

d.

Lysosome

Question number: 3070

» Cell Structure and Function » Chemical Constituents of Living Cells » Nucleic Acids

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Appeared in Year: 2016

MCQ▾

Question

A non-proteinaceous enzyme is

Choices

Choice (4) Response

a.

Deoxyribonuclease

b.

Lysozyme

c.

Ribozyme

d.

Ligase

Question number: 3071

» Cell Structure and Function » Structure of Prokaryotic and Eukaryotic Cell

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Appeared in Year: 2016

MCQ▾

Question

Select the wrong statement.

Choices

Choice (4) Response

a.

Pili and fimbriae are mainly involved in motility of bacterial cells.

b.

Bacterial cell wall is made up of peptidoglycan.

c.

Cyanobacteria lack flagellated cells.

d.

Mycoplasma is a wall-less microorganism.

Question number: 3072

» Cell Structure and Function » Cell Organelles - Structure and Function » Vacuoles

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Appeared in Year: 2016

MCQ▾

Question

Select the mismatch.

Choices

Choice (4) Response

a.

Gas vacuoles-Green bacteria

b.

Protists-Eukaryotes

c.

Methanogens-Prokaryotes

d.

Large central vacuoles-Animal cells