MCQ :-
1) In the absence of which of the following will photosynthesis not occur in leaves ?
a) Guard Cells c) Vacuole
b) Chlorophyll d) Space between cells
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2) Which of the following statement is / are correct ?
i) All green plants can prepare their own food .
ii) Most animal are autotrophs .
iii) Carbon dioxide is not required for photosynthesis .
iv) Oxygen is liberated during photosynthesis .
Choose the correct answer from the option below :
a) ( i ) and ( iv ) c) ( ii ) and ( iii )
b) Only ( ii ) d) ( i ) and ( ii )
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3) Picture pitcher plant traps insects because it -
a) is a heterotrophs .
b) grow in soil which lack in nutrition .
c) does not have chlorophyll .
d) has a digestive system like human beings .
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4) Scientific name of mulberry is -
a) Morus alba c)Zia maize
b) Mulberry
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5) This this bacteria causes sorter's disease .
a) Anthrax c) Rhizobium
b) Lactobacillus d) Yeast
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6) Which country leads the world in silk production ?
a) India c) China
b) Japan d) Italy
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7) The liver secrete a fluid which passes into gold bladder , this fluid is -
a) Enzymes c) Hormones
b) Bile d) Gastric juices
---------------------------------------------- 8) The temperature range on Celsius scale in thermometer is -
a) 30°C - 40°C c) 35°C - 42°C
b) 33°C - 42°C d) None of these
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9) Which of the following is not a stage ?
a) Pupa c) Caterpillar
b) Larva d) Sericulture
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10) Which of the following colour is good reflection of heat ?
a) Black c) Red
b) Orange d) White
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