EASY
Earn 100

Name two common weeds.

Important Questions on Crop Production And Management

EASY
Science>Biology>Crop Production And Management>Protection from Weeds
Define weeding.
MEDIUM
Science>Biology>Crop Production And Management>Protection from Weeds
Discuss the necessity of weeding. How this can be done?
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Science>Biology>Crop Production And Management>Protection from Weeds
What are weeds? Name any one weed found in a crop field.
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Science>Biology>Crop Production And Management>Protection from Weeds
Write short notes on weeding.
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Science>Biology>Crop Production And Management>Protection from Weeds
Which of these implements is used for weeding?
MEDIUM
Science>Biology>Crop Production And Management>Protection from Weeds
Differentiate between the following:
Pesticide and weedicides.
MEDIUM
Science>Biology>Crop Production And Management>Protection from Weeds
Malathion, BHC, disyston and DDT are
EASY
Science>Biology>Crop Production And Management>Protection from Weeds
What are weedicides? Name one weedicide.
EASY
Science>Biology>Crop Production And Management>Protection from Weeds
Weeds are
EASY
Science>Biology>Crop Production And Management>Protection from Weeds
Some grass is growing in a wheat field. What will it be known as?
HARD
Science>Biology>Crop Production And Management>Protection from Weeds
Why should we remove weeds from the fields? How can we control the weeds?
HARD
Science>Biology>Crop Production And Management>Protection from Weeds
How do farmers protect their crops from weeds?
MEDIUM
Science>Biology>Crop Production And Management>Protection from Weeds
What measures should be taken to protect our crops against pests?
HARD
Science>Biology>Crop Production And Management>Protection from Weeds
What are weedicides? How are they different from pesticides? List the disadvantages of weedicides and pesticides.
MEDIUM
Science>Biology>Crop Production And Management>Protection from Weeds
How do weeds affect the growth of crops?
MEDIUM
Science>Biology>Crop Production And Management>Protection from Weeds
How biological control on weeds is practised?
MEDIUM
Science>Biology>Crop Production And Management>Protection from Weeds
What are the weeds? How can we control them?
MEDIUM
Science>Biology>Crop Production And Management>Protection from Weeds
What precaution should be taken while spraying weedicides? Why?
EASY
Science>Biology>Crop Production And Management>Protection from Weeds

Choose the appropriate word and fill in the blank.

Xanthium and Parthenium are commonly known as _____. (weeds/crops)

EASY
Science>Biology>Crop Production And Management>Protection from Weeds
For which purpose the device shown below is used?
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