NSTSE (National Science Talent Search Exam- Unified Council) Class 7: Questions 409 - 416 of 1732

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Question 409

Question

MCQ▾

What is a thermostat?

Figure Showing a Thermostat

Choices

Choice (4)Response

a.

Device use to measure moisture content in the atmosphere

b.

Device that keep food hot.

c.

Device use to measure temperature of oil

d.

Device that automatically regulates temperature when the temperature reaches a certain point.

Question 410

Question

MCQ▾

Choices

Choice (4)Response

a.

- 1

b.

- 113

c.

1

d.

0

Question 411

Question

MCQ▾

What fraction of the figure below is shaded?

Some Diamond Shapes Arrange as a Flower

Choices

Choice (4)Response

a.

b.

c.

d.

Question 412

Question

MCQ▾

The rationalizing factor of is

Choices

Choice (4)Response

a.

b.

c.

d.

Question 413

Question

MCQ▾

The arithmetic mean of nine given numbers is 78. Their sum is

Choices

Choice (4)Response

a.

Between 624 and 702

b.

More than 702

c.

624

d.

702

Question 414

Question

MCQ▾

How many triangles can be seen in this drawing?

Rectangle Having Some Lines in It

Choices

Choice (4)Response

a.

2

b.

5

c.

3

d.

4

Question 415

Question

MCQ▾

The product of two rational numbers is . If one of the number is , then the other number is

Choices

Choice (4)Response

a.

b.

c.

d.

Question 416

Question

MCQ▾

While removing brackets the order in which the brackets are removed is

Choices

Choice (4)Response

a.

{} , () , []

b.

[] , {} , ()

c.

() , {} , []

d.

None of the above

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