NSTSE (National Science Talent Search Exam- Unified Council) Class 7: Questions 1488 - 1496 of 1732

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Question number: 1488

» Biology » Life on Earth and Soil

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MCQ▾

Question

Washing or blowing away of the top layer of soil is known as:

Choices

Choice (4) Response

a.

Erosion

b.

Weathering

c.

Soil formation

d.

Question does not provide sufficient data or is vague

Passage

Study the following equation and answer the questions:

Question number: 1489 (1 of 7 Based on Passage) Show Passage

» Chemistry » Acid, Base and Salts

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Question

What are the products formed in the reaction?

Choices

Choice (4) Response

a.

Potassium nitrate and water

b.

Potassium chloride and water

c.

Potassium oxide and water

d.

Potassium hydroxide and water

Question number: 1490 (2 of 7 Based on Passage) Show Passage

» Chemistry » Acid, Base and Salts

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MCQ▾

Question

Which of them is the salt?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1491 (3 of 7 Based on Passage) Show Passage

» Chemistry » Acid, Base and Salts

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MCQ▾

Question

is the:

Choices

Choice (4) Response

a.

Salt

b.

Acid

c.

Base

d.

Question does not provide sufficient data or is vague

Question number: 1492 (4 of 7 Based on Passage) Show Passage

» Chemistry » Acid, Base and Salts

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MCQ▾

Question

A and B are the:

Choices

Choice (4) Response

a.

Products

b.

Catalyst

c.

Reactants

d.

All of the above

Question number: 1493 (5 of 7 Based on Passage) Show Passage

» Chemistry » Acid, Base and Salts

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Question

Which among them is the acid used in the equation?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1494 (6 of 7 Based on Passage) Show Passage

» Chemistry » Acid, Base and Salts

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MCQ▾

Question

The above reaction will:

Choices

Choice (4) Response

a.

Neither absorb nor release

b.

Absorb energy

c.

Release energy

d.

All of the above

Question number: 1495 (7 of 7 Based on Passage) Show Passage

» Chemistry » Acid, Base and Salts

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Question

What type of reaction is taking place?

Choices

Choice (4) Response

a.

Exothermic reaction

b.

Neutralization reaction

c.

Endothermic reaction

d.

Both a. and b. are correct

Question number: 1496

» Biology » Life on Earth and Soil

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MCQ▾

Question

What type of soil is used by potters?

Choices

Choice (4) Response

a.

Silt

b.

Loamy soil

c.

Clayey soil

d.

Sandy soil

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