NEET (NTA)-National Eligibility cum Entrance Test (Medical) Biology: Questions 443 - 448 of 3511

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Question number: 443

» Diversity in Living World » Five Kingdom Classification » Monera

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MCQ▾

Question

Under which of the following condition a Gram positive bacteria turns Gram negative?

Choices

Choice (4) Response

a.

Aged bacterial culture.

b.

Changed pH of medium.

c.

Defective staining technique.

d.

All a. , b. and c. are correct

Question number: 444

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

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MCQ▾

Question

Which one of the following is a correct statement?

Choices

Choice (4) Response

a.

Somatic hybridization involves fusion of two complete plant cells carrying desired genes.

b.

“Flavr Savr” variety of tomato has enhanced the production of ethylene which improves its taste.

c.

“Bt” in “Bt-cotton” indicates that it is a genetically modified organism produced through biotechnology.

d.

The anticoagulant hirudin is being produced from transgenic Brassica napus seeds.

Question number: 445

» Biotechnology and Its Applications » Human Insulin and Vaccine Production

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MCQ▾

Question

Humulin is prepared by which type of transgenic micro-organism?

Choices

Choice (4) Response

a.

Entamoeba coli

b.

Clostridium

c.

Pseudomonas

d.

Escherichia coli

Question number: 446

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

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MCQ▾

Question

Cheese and yoghurt are products of

Choices

Choice (4) Response

a.

Dehydration

b.

Fermentation

c.

Pasteurisation

d.

Distillation

Question number: 447

» Plant Physiology » Mineral Nutrients » Nitrogen Metabolism

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MCQ▾

Question

Example of ammonifying bacteria are

Choices

Choice (4) Response

a.

Nitrosomonas

b.

Nitroscoccus

c.

Pseudomonas

d.

Bacillus valgari

Question number: 448

» Cell Structure and Function » B Cell Division » Mitosis

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MCQ▾

Question

Chromosome starts separating at which stage of mitosis?

Choices

Choice (4) Response

a.

Early telophase

b.

Early anaphase

c.

Late metaphase

d.

Early metaphase