NSTSE (National Science Talent Search Exam- Unified Council) Class 6: Questions 1789 - 1796 of 2029

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Question 1789

Question

MCQ▾

Which of the following are air pollutants?

Choices

Choice (4)Response

a.

Dust

b.

Smoke

c.

Soot

d.

All a., b. and c. are correct

Question 1790

Question

MCQ▾

________ gas dissolved in water is main source of survival for marine plants.

Choices

Choice (4)Response

a.

Carbon di oxide

b.

Hydrogen

c.

Oxygen

d.

Xenon

Question 1791

Question

MCQ▾

At standard temperature and pressure (STP) water has what type of state?

Choices

Choice (4)Response

a.

Gas

b.

Liquid

c.

Solid

d.

Question does not provide sufficient data or is vague

Question 1792

Question

MCQ▾

Which of the following is electronic configuration of Nitrogen?

Choices

Choice (4)Response

a.

2,5

b.

2,2, 2,1

c.

7

d.

5,2

Question 1793

Question

MCQ▾

Nitrogen is in air.

Choices

Choice (4)Response

a.

21 %

b.

78 %

c.

87 %

d.

83 %

Question 1794

Question

MCQ▾

Which of the following materials has the lowest specific heat capacity among them?

Choices

Choice (4)Response

a.

Water

b.

Pure Water

c.

Iron

d.

Salty water

Question 1795

Question

MCQ▾

Who discovered oxygen?

Choices

Choice (4)Response

a.

Yogesh Priestley

b.

Joseph Priestley

c.

Antoine Lavoisier

d.

All of the above

Question 1796

Question

MCQ▾

Mixture does not have any set of property.

Choices

Choice (4)Response

a.

Specific

b.

Two

c.

Special

d.

Question does not provide sufficient data or is vague

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