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The motion of a point marked on the blade of an electric fan is

ACircular motion
BRotational motion
CRectilinear motion
DNone of these.

What happens when food reaches the stomach?

AFood is almost fully digested in mouth and in the stomach it is absorbed.
BThe food moves quickly into the small intestine.
CJuices mix with the food and food gets churned.
DFood is completely digested and is absorbed by tiny blood vessels of stomach walls.

P is soluble in water. To separate P from water we can use _____ method.

ASedimentation and decantation
BFiltration
CDistillation
DChlorination

If ‘Pink’ means ‘Black’, ‘Black’ means ‘Red’ and ‘Red’ means ‘White’, then what is the colour of the blood?

AWhite
BRed
CBlack
DPink

Read the following statements carefully and state (T) for true and (F) for false ones.

Which of the following statements is/are incorrect?
I. Solubility of gases in water increases with an increase in the temperature.
II. Salt is obtained from sea water by the evaporation process.
III. Winnowing is used to separate lighter components of a mixture from the heavier ones by wind or blowing air.
IV. Distillation process involves the separation of insoluble solids from liquids.

AI, II and IV only
BI and IV only
CII and III only
DI and III only

Refer to the given Venn diagram and select the correct option.

P could be

AGlass bottle
BSteel spoon
CJute bag
DMetal keys.

Tibetan antelope yields a kind of wool which is considered to be the world's finest and warmest wool, with fibres one-fifth the thickness of human hair. This wool is also called the 'king of wools'. Which of the following correctly represents that wool along with its producer?

AShahtoosh - Chiru
BMohair - Sheep
CVicuna - Llama
DGrease wool - Chinkara

Read the following statements carefully and select the correct option.
Statement 1 : If a body starts moving and reaches the same initial position, then its displacement is zero.
Statement 2 : The quantity displacement has only magnitude.

ABoth statements 1 and 2 are true and statement 2 is the correct explanation of statement 1.
BBoth statements 1 and 2 are true but statement 2 is not the correct explanation of statement 1.
CStatement 1 is true and statement 2 is false.
DBoth statements 1 and 2 are false.