NSTSE (National Science Talent Search Exam- Unified Council) Class 9: Questions 837 - 844 of 2000

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Question number: 837

» Chemistry » The Nature of Matter

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MCQ▾

Question

Which of the following can absorb large volume of hydrogen gas?

Choices

Choice (4) Response

a.

Finely divided platinum

b.

Colloidal ferric hydroxide

c.

Colloidal solution of palladium

d.

Finely divided nickel

Question number: 838

» Biology » Fundamentals Unit of Life

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MCQ▾

Question

Fungal cell wall is made-up of

Choices

Choice (4) Response

a.

Chitin

b.

Cellulose

c.

Mannoproteins

d.

Peptidoglycan

Question number: 839

» Mathematics » Number Systems

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MCQ▾

Question

The value of a and b if and is

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 840

» Mathematics » Surface Areas & Volumes

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MCQ▾

Question

A cylindrical vessel contains 37.044 liters of liquid. Cost of painting its CSA at 3 paise/sq cm is Rs. 90.72. Then its total surface area is ________.

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 841

» Biology » Fundamentals Unit of Life

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MCQ▾

Question

Vacuoles is surrounded by

Choices

Choice (4) Response

a.

Nuclear membrane

b.

Tonoplast

c.

Cell wall

d.

Plasma membrane

Question number: 842

» Biology » Fundamentals Unit of Life

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MCQ▾

Question

Plant cell wall is made up of

Choices

Choice (4) Response

a.

Phospholipids

b.

Cellulose

c.

Glycocalyx

d.

Chitin

Question number: 843

» Mathematics » Polynomials

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MCQ▾

Question

If and then the value of is:

Choices

Choice (4) Response

a.

121

b.

-91

c.

61

d.

181

Question number: 844

» Mathematics » Surface Areas & Volumes

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MCQ▾

Question

The diameter of a copper sphere is 24 cm. It is beaten and drawn into a wire of diameter 1.2 cm. The length of wire is ________.

Choices

Choice (4) Response

a.

3200 cm

b.

1600 cm

c.

6400 cm

d.

4600 cm

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