NEET (NTA)-National Eligibility cum Entrance Test (Medical) Biology: Questions 1340 - 1343 of 3511

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Question number: 1340

» Ecology and Environment » Organisms and Environment » Habitat and Niche

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MCQ▾

Question

Which of the following changes would be likely to make terrestrial life on this planet impossible?

Choices

Choice (4) Response

a.

A decrease in mean temperature by 10 degree C.

b.

Disappearance of the moon.

c.

Change in atmosphere permitting the entire solar radiation reaching the upper atmosphere to penetrate to the surface of the earth.

d.

Change in the orbit of the earth from an ellipse to a surface of the earth.

Question number: 1341

» Diversity in Living World » Five Kingdom Classification » Viruses and Viriods

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MCQ▾

Question

Select true statement-

(A) Viruses are obligate parasite

(B) Generally, plant viruses are single stranded RNA viruses

(C) In addition to proteins, viruses also contain genetic material that could be either RNA or DNA

Choices

Choice (4) Response

a.

Only B and C

b.

All A, B and C

c.

Only A

d.

Only A and C

Question number: 1342

» Biotechnology and Its Applications » Genetically Modified Organisms

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Appeared in Year: 2010

MCQ▾

Question

An improved variety of transgenic basmati rice

Choices

Choice (4) Response

a.

is completely resistant to all insect pests and diseases of paddy

b.

gives high yield and rich in vitamin A

c.

does not require chemical fertilizers and growth hormones

d.

gives high yield but has no charactristic aroma

Question number: 1343

» Human Physiology » Neural Control and Coordination » Role of Hormones as Messengers and Regulators

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MCQ▾

Question

Blood sugar level can be decreased by

Choices

Choice (4) Response

a.

Intraveinal injection of insulin.

b.

Glucagon given through mouth

c.

Intraveinal injection of glucagon

d.

Insulin given from mouth