NSTSE (National Science Talent Search Exam- Unified Council) Class 7: Questions 1517 - 1524 of 1732

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Question 1517

Question MCQ▾

Which of the following factor is not responsible for the dispersion of the seeds?

Choices

Choice (4)Response

a.

Water

b.

Humans

c.

Animals

d.

None of the above

Edit

Question 1518

Question MCQ▾

An instrument used for measuring electric current is known as:

Choices

Choice (4)Response

a.

Gaugemeter

b.

Thermometer

c.

Ammeter

d.

Voltmeter

Edit

Question 1519

Question MCQ▾

The density of seawater is ________ than fresh water?

Choices

Choice (4)Response

a.

Higher

b.

Equal

c.

Lower

d.

None of the above

Edit

Question 1520

Question MCQ▾

The water enters the root of plants through which process?

Choices

Choice (4)Response

a.

Osmosis

b.

Diffusion

c.

Question does not provide sufficient data or is vague

d.

All of the above

Edit

Question 1521

Question MCQ▾

Which of the following is an example of self-dispersion of seeds?

Choices

Choice (4)Response

a.

Dispersal by wind

b.

Dispersal by animals

c.

Dispersal by bursting

d.

Dispersal by water

Edit

Question 1522

Question MCQ▾

Complete the following equation:

Choices

Choice (4)Response

a.

b.

c.

d.

All of the above

Edit

Question 1523

Question MCQ▾

The electrolysis of water produces hydrogen and oxygen in the ratio of:

Choices

Choice (4)Response

a.

2: 2

b.

2: 1

c.

1: 1

d.

1: 2

Edit

Question 1524

Question MCQ▾

During respiration animals take in:

Choices

Choice (4)Response

a.

Nitrogen

b.

Carbon dioxide

c.

Oxygen

d.

All of the above

Edit