NSTSE (National Science Talent Search Exam- Unified Council) Class 8: Questions 1154 - 1159 of 2028

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Question number: 1154

» Mathematics » Exponents and Powers

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MCQ▾

Question

If then x: y = ________.

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1155

» Mathematics » Direct and Inverse Proportions

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MCQ▾

Question

A wheel that has 28 cogs is meshed with a smaller wheel of 12 cogs. When the larger wheel has made 24 revolutions, then the number of revolutions made by the smaller wheel is:

Choices

Choice (4) Response

a.

72

b.

56

c.

48

d.

14

Question number: 1156

» Chemistry » Synthetic Fibers and Plastics

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MCQ▾

Question

Which of the following plastic can be recycled?

Choices

Choice (4) Response

a.

Thermoplastic

b.

Thermosetting

c.

None of the above

d.

All of the above

Question number: 1157

» Chemistry » Synthetic Fibers and Plastics

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MCQ▾

Question

Which of the following statement is not true?

Choices

Choice (4) Response

a.

Plastic is non-reactive

b.

Plastic is strong

c.

Plastic is durable

d.

Plastic is good conductor of heat.

Question number: 1158

» Chemistry » Synthetic Fibers and Plastics

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MCQ▾

Question

Substances which get decomposed through the natural processes are known as:

Choices

Choice (4) Response

a.

Non bioDegradable substances

b.

BioDegradable substances

c.

All of the above

d.

Question does not provide sufficient data or is vague

Question number: 1159

» Mathematics » Data Handling

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MCQ▾

Question

The pie chart shows the number of participants from four countries P, Q, R and S taking part in a tennis tournament. Given that there are 18 participants from country S, find the number of participants from country R.

Circle c Circle c: Circle through B with center A Sector d Sector d: CircularSector [A, C, D] Sector d Sector d: CircularSector [A, C, D] Sector e Sector e: CircularSector [A, D, E] Sector e Sector e: CircularSector [A, D, E] Sector f Sector f: CircularSector [A, E, F] Sector f Sector f: CircularSector [A, E, F] Sector g Sector g: CircularSector [A, F, C] Sector g Sector g: CircularSector [A, F, C] Arc h Arc h: Semicircle through J and K Arc k Arc k: Semicircle through K and L Arc p Arc p: Semicircle through L and M Segment h_1 Segment h_1: Segment [G_1, H_1] Segment i_1 Segment i_1: Segment [G_1, I_1] 90â° text1 = “90â°” 2xâ° text1_1 = “2xâ°” xâ° text1_2 = “xâ°” 60â° text1_3 = “60â°” P text1_4 = “P” Q text1_5 = “Q” R text1_6 = “R” S text1_7 = “S”

A Pie Chart Diagram Shows Participants from Four Countries

The pie chart diagram shows participants from four countries P, Q, R and S taking part in a tennis tournament

Choices

Choice (4) Response

a.

18

b.

42

c.

27

d.

21

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