NEET Biology: Questions 1436 - 1441 of 3390

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Question number: 1436

» Diversity in Living World » What Is Living? » Concept of Species and Taxonomical Hierarchy

MCQ▾

Question

The herbarium specimen on whose basis a new species is described for the first time is called as

Choices

Choice (4) Response

a.

Paratype

b.

Holotype

c.

Lectotype

d.

None of the above

Question number: 1437

» Biotechnology and Its Applications » Genetic Engineering

MCQ▾

Question

Which one of the following is used as vector for cloning genes into higher organisms?

Choices

Choice (4) Response

a.

Retrovirus

b.

Rhizopus nigricans

c.

Salmonella typhimurium

d.

Baculovirus

Question number: 1438

» Biotechnology and Its Applications » Genetically Modified Organisms

Appeared in Year: 2004

MCQ▾

Question

Cultivation of Bt cotton has been much in the news

The prefix “Bt” means (AHMS)

Choices

Choice (4) Response

a.

Carrying an endotoxin gene from Bacillus thuringiensis

b.

“Barium - treated” cotton seeds

c.

Produced by “biotechnology” using restriction enzymes and ligases.

d.

“Bigger thread” variety of cotton with batter tensile strength

Question number: 1439

» Diversity in Living World » Five Kingdom Classification » Lichens

MCQ▾

Question

Which one of the following lichen genera is used as laxative?

Choices

Choice (4) Response

a.

Cetraria

b.

Usnea

c.

Parmelia

d.

Cladonia

Question number: 1440

» Biotechnology and Its Applications » Genetic Engineering

MCQ▾

Question

PCR-technique is used in

Choices

Choice (4) Response

a.

Forensic investigation

b.

Production of transgenic microbes

c.

Production of genetically modified food

d.

r-DNA technique

Question number: 1441

» Biotechnology and Its Applications » Principles and Process of Biotechnology

MCQ▾

Question

Restriction endonucleases

Choices

Choice (4) Response

a.

Are synthesized by bacteria as part of their defense mechanism

b.

Are used in genetic engineering for ligating two DNA molecules

c.

Are used for invitro DNA synthesis

d.

Are present in mammalian cells for degradation of DNA when the celI dies

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