NSO Level 1- Science Olympiad (SOF) Class 10: Questions 519 - 525 of 986

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Question number: 519

» Electricity

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MCQ▾

Question

The potential difference between the terminals of an electrical heater is then it draws a current of from the source. What current will the heater draw if the potential difference is increased to ?

Choices

Choice (4) Response

a.

Zero

b.

c.

d.

Question number: 520

» Carbon and Its Componds

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MCQ▾

Question

Which is not an example of covalent compounds?

Choices

Choice (4) Response

a.

Methane

b.

Water

c.

Sodium chloride

d.

Carbone dioxide

Question number: 521

» Heredity and Evolution

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MCQ▾

Question

Which following is not correct for large gene pool?

Choices

Choice (4) Response

a.

High genetic diversity

b.

Low genetic diversity

c.

Increase chance of biological fitness and survival

d.

Question does not provide sufficient data or is vague

Question number: 522

» Reproduction in Organisms

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MCQ▾

Question

Choose Correct one.

Importance of plant tissue culture is

Choices

Choice (4) Response

a.

Rare and endangered plants can be cloned safety

b.

Year round Production

c.

True to type clones

d.

All a. , b. and c. are correct

Question number: 523

» Carbon and Its Componds

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MCQ▾

Question

Among the various allotropes of carbon, which one is softest?

Choices

Choice (4) Response

a.

Coal

b.

Graphite

c.

Diamond

d.

Buckminster Fullerene

Question number: 524

» Life Processes

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MCQ▾

Question

Which is not part of the Hindbrain?

Choices

Choice (4) Response

a.

Timing

b.

Arousal

c.

Medulla oblongata

d.

Cerebellum

Question number: 525

» Electricity

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MCQ▾

Question

Three resistances each of are connected in the form of an equilateral triangle. The effective resistance between two corners

Choices

Choice (4) Response

a.

b.

c.

d.

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