NSO Level 1- Science Olympiad (SOF) Class 7: Questions 554 - 559 of 593

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Question number: 554

» Natural Resources and Their Conservation

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MCQ▾

Question

Which of the following is not a factor of soil formation?

Choices

Choice (4) Response

a.

Time

b.

Organic matter

c.

Soil texture

d.

All of the above

Question number: 555

» Reproduction in Plants

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MCQ▾

Question

Which of the following is the process by which plants give rise to new plants without seeds?

Choices

Choice (4) Response

a.

Asexual reproduction

b.

Budding

c.

Sexual reproduction

d.

Vegetative propagation

Question number: 556

» Reproduction in Plants

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MCQ▾

Question

Which of the following is the carrier of male gamete in plants?

Choices

Choice (4) Response

a.

Stigma

b.

Stamen

c.

Ovule

d.

Pollen grain

Question number: 557

» Electric Current and Its Effect

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MCQ▾

Question

Which of the following defines Electric current?

Choices

Choice (4) Response

a.

Effect of magnetic field

b.

A flow of electric charge

c.

A flow of Light ray

d.

Question does not provide sufficient data or is vague

Question number: 558

» Electric Current and Its Effect

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MCQ▾

Question

Which of the following is the SI unit of magnetic field strength?

Choices

Choice (4) Response

a.

b.

Tesla

c.

Newton

d.

Question number: 559

» Physical and Chemical Changes

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Appeared in Year: 2012

MCQ▾

Question

A reaction is carried out in a test tube as shown in figure. A gas comes out with hissing sound and bubbles. Which of the given test will confirm the presence of the gas which comes out?

Figure shows the vinegar &baking soda carried out in atest tube

Figure Shows the Vinegar &Baking Soda Carried Out in Atest Tube

This figure shows the vinegar and baking soda carried out in a test tube

Choices

Choice (4) Response

a.

Pass the gas into copper sulphate solution, it turns green.

b.

Pass the gas in red litmus solution, it turns blue.

c.

Bring a burning splinter near the mouth of the gas tube, it burns brightly.

d.

Pass the gas into limewater, it turns milky.

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