agriculture MCQs – Page 4

Practise multiple-choice questions from agriculture for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

64. The heart like pumping organ in insect is_________________?
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A. None of the above

B. Dorsal Vessel

C. Spiracles

D. Vena Cava

67. The technical name of jassid is_________________?
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A. Earias insulana

B. Microtermas sp

C. Aphis gossypi

D. Amrosca devestons
68. The fungus belonging to order Erysiphales cause_________________?
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A. Blights

B. Powdery mildew

C. None of the above

D. Smuts

69. Total consumption deducted from total income is called__________________?
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A. Saving

B. None of these

C. Net income

D. Gross income

70. Lathyrism is nervous disease caused by____________________?
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A. Low protein foods

B. Consumption of high carbohydrate foods

C. Consumption of matter over longer periods

D. All the above

73. A good used together with another good is___________________?
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A. Superior good

B. Normal good

C. None

D. Complementary good
75. The insects have__________________?
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A. 2 pair of wings and 2 pair of legs

B. None of the above

C. 3 pair of wings and 2 pair of legs

D. 2 pair of wings and 3 pair of legs
76. The main pest of fruit in Pakistan is_________________?
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A. Fruit fly

B. Hoppers

C. Scale insects

D. Leaf minor

78. Trachea in insects are the organ of___________________?
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A. Respiration

B. Excretion

C. Secretion

D. Digestion

79. Honey bee, bumble bee, butter flies and moths are___________________?
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A. Productive insects

B. Parasites

C. Pollinators

D. Pests