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In the given figure, different zones of a candle flame are marked by the letters P, Q, R and S.
Which of the following statements is/are incorrect?

P is the luminous zone and is the hottest part of candle flame.
In zone Q, there is inadequate supply of oxygen.
Zone R contains unburnt wax vapours produced by melting of wax.
In zone S, carbon monoxide burns with a yellow flame.

A(i) only
B(ii), (iii) and (iv) only
C(i) and (iv) only
D(i), (ii) and (iii) only

In how many different ways, can the camel reach the pond?


A5
B7
C4
D6

In an experiment to determine the speed of sound, a gun was fired and an observer at a distance away measured the time interval between seeing the flash of the gun and hearing the shot. Which of the following will not affect the result?
1. The frequency of the gunshot.
2. The temperature of the environment.
3. The loudness of the gunshot.

A 1 and 2 only
B 2 and 3 only
C 1 and 3 only
D 1, 2 and 3

There is no dark shadow formed by the glass tumbler when light falls on it. This is because


AIt is not night time yet.
BThe light is not strong enough.
CThe glass is a transparent object.
DThe distance between glass and screen is very large.

Temple as shown in the given locality is at _________.


AEast to W
BNorth to Z
CWest to Y
DSouth to X

Which of the following are not the adaptive features of a penguin?
(i) Camouflage
(ii) Subcutaneous fat
(iii) Prehensile tail
(iv) Sticky pads
(v) Large ears
(vi) Streamlined body

A (iii) and (iv) only
B (i), (ii) and (vi) only
C (ii), (iv) and (v) only
D (iii), (iv) and (v) only

Study the given table carefully.

What will be the approximate length of the shadow at 5 PM?

AIt will be longer than 4 m.
BIt will be longer than 2 m but shorter than 4 m.
CIt will be longer than 0.7 m but shorter than 4 m.
DIt will be longer than 0.7 m but shorter than 2 m.

Four objects P, Q, R and S of different weights, are put into a tank of water. The given diagram shows what happens when they are in water. Which of the following is most likely to be the weight of object R?


A70 g
B35 g
C45 g
D29 g