NSTSE (National Science Talent Search Exam- Unified Council) Class 7: Questions 1376 - 1383 of 1732

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Passage

Consider the following chemical reaction:

Question number: 1376 (2 of 5 Based on Passage) Show Passage

» Chemistry » Physical and Chemical Changes

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MCQ▾

Question

The above reaction represents:

Choices

Choice (4) Response

a.

Chemical change

b.

Reversible change

c.

Physical change

d.

None of the above

Question number: 1377 (3 of 5 Based on Passage) Show Passage

» Chemistry » Physical and Chemical Changes

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Question

What is product R?

Choices

Choice (4) Response

a.

Calcium bicarbonate

b.

Calcium carbonate

c.

Calcium hydroxide

d.

All of the above

Question number: 1378 (4 of 5 Based on Passage) Show Passage

» Chemistry » Physical and Chemical Changes

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Question

Chemical name of is:

Choices

Choice (4) Response

a.

Calcium carbonate

b.

Calcium hydroxide

c.

Calcium sulphide

d.

Question does not provide sufficient data or is vague

Question number: 1379 (5 of 5 Based on Passage) Show Passage

» Chemistry » Physical and Chemical Changes

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Question

R and S are known as:

Choices

Choice (4) Response

a.

Reactants

b.

Products

c.

Question does not provide sufficient data or is vague

d.

None of the above

Question number: 1380

» Chemistry » Physical and Chemical Changes

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MCQ▾

Question

Chemical name of is?

Choices

Choice (4) Response

a.

Copper sulphate

b.

Copper sulphide

c.

Copper carbonate

d.

Question does not provide sufficient data or is vague

Question number: 1381

» Biology » Nutrition in Plants

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Question

Which of the following is an example of partial parasite?

Choices

Choice (4) Response

a.

Venus flytrap

b.

Algae

c.

Pitcher plant

d.

Mistletoe

Question number: 1382

» Biology » Nutrition in Animals

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MCQ▾

Question

The process of ingestion involves?

Choices

Choice (4) Response

a.

The intake of food

b.

Conversion of absorbed food in complex substances

c.

Breaking down of complex component of food into simpler substances

d.

All of the above

Question number: 1383

» Biology » Fibre to Fabric

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MCQ▾

Question

Which of the following sequence shows the correct life cycle of silkworm?

Choices

Choice (4) Response

a.

Cocoon - > Egg - > Larvae - > Adult Moth

b.

Cocoon - > Larvae - > Egg - > Adult Moth

c.

Egg - > Cocoon - > Larvae - > Adult Moth

d.

Egg - > Larvae - > Cocoon - > Adult Moth

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