Directions - Solve the following questions -

1. Suez canal joins

a) Persian Gulf and Arabian Sea
b) Red Sea and Mediterranean Sea
c) Mediterranean Sea and Black Sea
d) Red Sea and Arabian Sea

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2. Drug which helps about calmness is to reduce anxiety and brings about calmness is

a) tranquiliser
b) diuretic
c) analgesic
d) antihistamine

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3. The pigment that protect plants from harmful effect of ultraviolet rays is

a) chlorophyll
b) carotenoid
c) phycocyanin
d) plastic

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4. Stars appear to move from East to West because the

a) whole universe is moving from East to West
b) Earth is revolving round the Sun
c) Earth is rotating from East to West
d) Earth is rotating from West to East

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5. On the Moon, an astronaut cannot drink lemonade with the help of straw because

a) acceleration due to gravity on the Moon is less
b) there is no atmosphere on the Moon
c) lemonade evaporates instantaneously on the Moon
d) None of the above

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