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Class 8 Science
Crop Production And Management
Quiz 2
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Large scale rearing of fish for food is known as _______________
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apiculture.
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Horticulture
0%
pisciculture
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sericulture
Which of the following tools would a farmer use to remove weeds from the field?
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Hoe
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Axe
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Plough
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Cultivator
Fibre Yielding crop is
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Wheat
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Rice
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Gram
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Cotton
The term used for the process of separation of grains from chaff is
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sieving
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threshing
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hand picking
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winnowing
Nitrogen content of Urea is
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56%
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46%
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36%
0%
26%
Large scale rearing of honeybee is known as _______________
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sericulture
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apiculture.
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pisciculture
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Horticulture
The process of sowing seeds manually is called _____
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Weeding
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Crop rotation
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Broadcasting
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Tilling
Which of these is a horticultural crop
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All the above
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Cabbage
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Pineapple
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Marigold
Which of the following is not weedicides
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Dalapon
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Siniazine
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Gammaxene
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Picloram
The technique used for plant breeding in which new varieties with desired characteristics of high yield and resistance to disease, are developed.
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Harvesting
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Ammonification
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None of these
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Hybridization
Plant can be made disease resistant by
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Breeding
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Hormones
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Colchicine
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Heat
The process of loosening and turning of soil is called
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irrigation and manuring
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digging and winnowing
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tilling and ploughing
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harvesting and storage
Pesticide B.H.C stands for
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Bromide Hexa Copper
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Benzene Hexa Chloride
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Boron Hexa Chloride
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None of these
Rust and smut are the diseases of
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Rice
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Cashewnut
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Wheat
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Mustard
Which of the following statement is not true for organic manure?
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It improves texture of soil.
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It enhances water holding capacity of soil.
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It has a balance of all plant nutrients.
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It provides humus to soil.
_______ is growing and harvesting of fruits, vegetables, flowers and decorative plants
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pisciculture
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sericulture
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apiculture.
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Horticulture
Match the column
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p -> ii, q -> iii, r -> i , s ->iv
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p -> ii, q -> i, r -> iv , s ->iii
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p -> iv, q -> iii, r -> i , s ->ii
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p -> ii, q -> iii, r -> iv , s ->i
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