NTSE Stage-2 (National-Level) Scholastic-Aptitude & Language Comprehension: Questions 785 - 788 of 816

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Question number: 785

» Chemistry » Acid Bases and Salt

Matching-Pair▾

Question

Find matching pair:

Choices

Choice (4) Response

a.

Sting

Acetic acid

b.

Lemon

Citric acid

c.

Bauxite

Aluminum oxide

d.

Both b. and c. are correct

Question number: 786

» Geography » Maps and Globe

MCQ▾

Question

Stars of big dipper and small dipper

Stars of Big Dipper and Small Dipper

Find the stars which represent pointer stars

Which of the above represent pointer stars?

(i) 1 and 2

(ii) 3 and 4

(iii) 4 and 5

(iv) 1 and 3

(v) 2 and 4

(vi) 6

Then the correct option is

Choices

Choice (4) Response

a.

(ii), (iii) and (iv)

b.

(i) and (iv)

c.

Only (i)

d.

None of the above

Question number: 787

» Chemistry » Periodic Classification of Elements

Appeared in Year: 2013

MCQ▾

Question

A metal carbonate X on treatment with a mineral acid liberates a gas, which when passed through aqueous solution of a substance Y gives back X. The substances Y on reaction with the gas obtained at anode during electrolysis of brine gives a compound Z which can decolourise coloured fabrics. The compounds X, Y and Z respectively are

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 788

» Physics » Magnetism & Electricity at Work

Appeared in Year: 2013

MCQ▾

Question

Consider a simple circuit containing a battery and three identical incandescent bulbs A, B and C. Bulb A is wired in parallel with bulb B and this combination is wired in series with bulb C. What would happen to the brightness of the other two bulbs if bulb A were to burn out?

Choices

Choice (4) Response

a.

There would be no change in the brightness of either bulb B or bulb C

b.

A and B would get brighter

c.

Only bulb B would get brighter

d.

Bulb B would get brighter and bulb C would get dimmer

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