Identify the parts labelled as P, Q, R and S in the figure and select the correct option.
Answer is B because - P is skull , Q is cerebrum , R is cerebellum and S is medulla !!
______ is a rodent, it feeds by _____.
A Cow, biting
B Mosquito, sucking
C Rat, gnawing
D Rabbit, tearing
Which of the following bar graphs correctly represents the intensity of brightness of the indicator bulb?(All the bulbs in the circuits are identical)
Here are certain positions of a particle which can move in a horizontal plane, the identical position to that of 5 m, 30° north of east from the following :
A5 m, 30° north of west
B5 m, 30° east of north
C5 m, 60° south of west
D5 m, 60° east of north
A car has a hole in the petrol tank and petrol is dripping off the tank at a constant interval. Which of the following statement is true about the diagram shown?
AThe car is moving at a constant speed.
BThe car is accelerating.
CThe car is decelerating.
DThe car is moving at an increasing deceleration.
Read the given statements and select the correct option.
Statement 1 : Woollen and silk clothes should be kept with moth balls or dried neem leaves in dry, closed boxes or almirahs.
Statement 2 : Woollen and silk clothes are made of natural fibres and can be easily damaged by insects such as silverfish.
ABoth statements 1 and 2 are correct and statement 2 is the correct explanation of statement 1.
BBoth statements 1 and 2 are correct but statement 2 is not the correct explanation of statement 1.
CStatement 1 is correct and statement 2 is incorrect.
DBoth statements 1 and 2 are incorrect.
Where does the exchange of gases takes place in mammals?
D Both B and C
But whales breath through blowhole.They are mamals