NSTSE (National Science Talent Search Exam- Unified Council) Class 9: Questions 551 - 559 of 2000

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Question number: 551

» Mathematics » Statistics

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MCQ▾

Question

If the arithmetic mean of 8,12,15,21, x, 25 is 15, then x is

Choices

Choice (4)Response

a.

4

b.

9

c.

18

d.

11

Question number: 552

» Mathematics » Surface Areas & Volumes

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MCQ▾

Question

Three cylinders each of height 32 cm and radius of base 2 cm are placed on a plane so that each cylinder touches the other two. Then the volume of region enclosed between the three cylinders in is

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 553

» Mathematics » Number Systems

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MCQ▾

Question

The equivalent rational form of is

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 554

» Chemistry » The Nature of Matter

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MCQ▾

Question

Milk is ________ type of colloidal solution.

Choices

Choice (4)Response

a.

Emulsion

b.

Suspension

c.

Sol

d.

Foam

Question number: 555

» Chemistry » The Nature of Matter

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MCQ▾

Question

Air is ________

Choices

Choice (4)Response

a.

An element

b.

A compound

c.

A mixture

d.

None of the above

Question number: 556

» Biology » Fundamentals Unit of Life

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MCQ▾

Question

Monocentric chromosome has

Choices

Choice (4)Response

a.

Four centromere

b.

Three centromere

c.

Two centromere

d.

One centromere

Question number: 557

» Biology » Fundamentals Unit of Life

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MCQ▾

Question

Most stable form of DNA is

Choices

Choice (4)Response

a.

B form

b.

Z form

c.

A form

d.

Question does not provide sufficient data or is vague

Question number: 558

» Mathematics » Number Systems

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MCQ▾

Question

The rationalizing factor of is

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 559

» Mathematics » Constructions

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MCQ▾

Question

The angles in a right angled triangle other than the right angle are

Choices

Choice (4)Response

a.

Obtuse

b.

Right

c.

Acute

d.

All of the above

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