NSO Level 1- Science Olympiad (SOF) Class 10: Questions 983 - 986 of 986

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Question number: 983

» Our Environment and Its Management

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MCQ▾

Question

Accumulation of non-biodegradable pesticides in the food chain in increasing amount at each higher trophic level is known as

Choices

Choice (4) Response

a.

Accumulation

b.

Pollution

c.

Bio-magnification

d.

Eutrophication

Question number: 984

» Chemical Reactions and Equation

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MCQ▾

Question

Which of the following is not an example of decomposition reaction?

Choices

Choice (4) Response

a.

b.

c.

None of the above

d.

All of the above

Question number: 985

» Chemical Reactions and Equation

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MCQ▾

Question

Which of the following is not an example of decomposition reaction?

Choices

Choice (4) Response

a.

b.

c.

None of the above

d.

All of the above

Question number: 986

» Chemical Reactions and Equation

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MCQ▾

Question

Which of the following is not an example of decomposition reaction?

Choices

Choice (4) Response

a.

b.

c.

None of the above

d.

Question does not provide sufficient data or is vague