NSTSE (National Science Talent Search Exam- Unified Council) Class 9: Questions 560 - 567 of 2000

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Question number: 560

» Chemistry » The Nature of Matter

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MCQ▾

Question

Detergent action of soap and synthetic detergents is due to their ________.

Choices

Choice (4) Response

a.

Emulsification properties

b.

Interfacial area

c.

High molecular weight

d.

Ionization

Question number: 561

» Mathematics » Polynomials

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MCQ▾

Question

One of the factors of is:

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 562

» Mathematics » Number Systems

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MCQ▾

Question

The value of x in is

Choices

Choice (4) Response

a.

-16,10

b.

-16, -10

c.

16, -10

d.

16,10

Question number: 563

» Mathematics » Statistics

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MCQ▾

Question

If each entry of a data is decreased by 1, then the arithmetic mean

Choices

Choice (4) Response

a.

Remains the same

b.

Decreases by 1

c.

Increases by 1

d.

All of the above

Question number: 564

» Mathematics » Number Systems

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MCQ▾

Question

The value of

Choices

Choice (4) Response

a.

b.

8

c.

4

d.

Question number: 565

» Chemistry » The Nature of Matter

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MCQ▾

Question

Which of the following can pass through filter paper but not through a semi permeable membrane?

Choices

Choice (4) Response

a.

Suspension

b.

True solution

c.

Colloidal solution

d.

Question does not provide sufficient data or is vague

Question number: 566

» Mathematics » Coordinate Geometry

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MCQ▾

Question

The distance of the point from the origin is

Choices

Choice (4) Response

a.

units

b.

units

c.

5 units

d.

Question does not provide sufficient data or is vague

Question number: 567

» Mathematics » Surface Areas & Volumes

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MCQ▾

Question

The height of a cone is 36 cm. A small cone is cut off at the top by a plane parallel to the base. If its volume is the volume of cone, the height at which the section is made is ________.

Choices

Choice (4) Response

a.

15.18 cm

b.

5.65 cm

c.

21.53 cm

d.

30.35 cm

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