NSO Level 1- Science Olympiad (SOF) Class 10: Questions 450 - 453 of 986

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Question 450

Question

MCQ▾

Which of the following option is correct?

Choices

Choice (4)Response

a.

Advance sunrise and delayed sunset is because of atmospheric retraction

b.

The Sunset is 2 minutes after the actual sunset

c.

The Sun is visible to us about 2 minutes before the actual sunrise

d.

All a., b. and c. are correct

Question 451

Question

MCQ▾

Choose correct statements

Statement 1: Plant cells also contain cell membrane, cytoplasm, nucleus

Statement 2: Animal cells and plant cells both contain chloroplasts, vacuole, cell wall

Choices

Choice (4)Response

a.

Only Statement 1 is correct

b.

Statements 1 and 2 are incorrect

c.

Statements 1 and 2 are correct

d.

Only Statement 2 is correct

Question 452

Question

MCQ▾

In Below Figure, A, B and C is represent,

Figure, a, B and C is Represent

Choices

Choice (4)Response

a.

Epicotyl, Pumule and radical

b.

Hilum, radical and Pumule

c.

Seed Coat, Hilum and Micropyle

d.

Seed Coat, Pumule and Micropyle

Question 453

Question

MCQ▾

Which is not a chemical property of carbon?

Choices

Choice (4)Response

a.

Carbon has the ability to make long strings, or chains, of atoms

b.

Combines with oxygen to produce carbon dioxide and carbon monoxide

c.

Fullerenes are similar in structure to graphite

d.

Carbon dissolve in, or react with, water or acids

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