NTSE Stage-1 (State-Level) Scholastic-Aptitude & Language Comprehension: Questions 410 - 415 of 1058

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Question number: 410

» Chemistry » Physical and Chemical Changes

MCQ▾

Question

Ammonia on combining with hydrochloric acid, form dense white fumes of

Choices

Choice (4) Response

a.

ammonium chloride

b.

ammonium perchlorate

c.

ammonium hydrogen carbonate

d.

All of the above

Question number: 411

» Economics » Indian Economics

MCQ▾

Question

In India large population is employed in

Choices

Choice (4) Response

a.

unorganized sector

b.

organized sector

c.

semi-organized sector

d.

Question does not provide sufficient data or is vague

Question number: 412

» Geography » Atmosphere

MCQ▾

Question

As we go up the layers of the atmosphere, the pressure

Choices

Choice (4) Response

a.

increases

b.

decreases

c.

remains the same

d.

All of the above

Question number: 413

» Mathematics » Percentage

MCQ▾

Question

140 L of a liquid contains 90 % of acid and the rest water. How much water must be added to make the water 12.5 % of the resulting mixture?

Choices

Choice (4) Response

a.

10L

b.

4L

c.

12L

d.

3.5L

Question number: 414

» Mathematics » Basic Geometry

MCQ▾

Question

With the vertices of a Equation as center three circles are described, each touching the other two circles externally. If the sides of the triangle are 9 cm, 7 cm and 6 cm. Then, the radiuses of the circles are

Choices

Choice (4) Response

a.

4, 5, 2

b.

4, 5, 6

c.

3, 2, 3

d.

All of the above

Question number: 415

» Chemistry » Structure of Atom

MCQ▾

Question

A gas which is found in ________ helps in protecting us from harmful UV radiations. This gas is

Choices

Choice (4) Response

a.

oxygen in troposphere

b.

ozone in stratosphere

c.

ozone is mesosphere

d.

ozone in troposphere

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