Science, asked by gayathridinesh789, 11 months ago

(a) What are weeds? Give an example.
(b) Why should weed be removed from cultivated fields?
(c) List five preventive methods thai lielp in weed control.​

Answers

Answered by kanishkVats
1

Answer:

Weeds are unwanted grass which grow along with the cultivated crop .

It should be removed because it absorbs the minerals or water from the soil. Due to which the cultivated crop can't get proper amount of minerals and water and not grow up properly.

Answered by Anonymous
1

Explanation:

(a)

weed is a plant considered undesirable in a particular situation, "a plant in the wrong place". Examples commonly are plants unwanted in human-controlled settings, such as farm fields, gardens, lawns, and parks. ex- A few examples of broadleaf weeds are clover, dandelion, and purslane

(b)

Weeds compete for space, sunlight and air with the other plants. Weeds have an unwanted growth at a fast rate which affects the rate of growth of healthy crops. Thus if it is not constantly removed the other crops will get destroyed.

(c)

__________

__________FIVE PREVENTIVE METHODS THAT HELPS IN WEED CONTROL ARE..

__________FIVE PREVENTIVE METHODS THAT HELPS IN WEED CONTROL ARE.. _____________________

__________FIVE PREVENTIVE METHODS THAT HELPS IN WEED CONTROL ARE.. _____________________1)USE CLEAN SEEDS

__________FIVE PREVENTIVE METHODS THAT HELPS IN WEED CONTROL ARE.. _____________________1)USE CLEAN SEEDS________________________________

__________FIVE PREVENTIVE METHODS THAT HELPS IN WEED CONTROL ARE.. _____________________1)USE CLEAN SEEDS________________________________2)USE WELL DECOMPOSED COMPOST

__________FIVE PREVENTIVE METHODS THAT HELPS IN WEED CONTROL ARE.. _____________________1)USE CLEAN SEEDS________________________________2)USE WELL DECOMPOSED COMPOST________________________________

__________FIVE PREVENTIVE METHODS THAT HELPS IN WEED CONTROL ARE.. _____________________1)USE CLEAN SEEDS________________________________2)USE WELL DECOMPOSED COMPOST________________________________3)CUT THE WEEDS BEFORE SEEDING

__________FIVE PREVENTIVE METHODS THAT HELPS IN WEED CONTROL ARE.. _____________________1)USE CLEAN SEEDS________________________________2)USE WELL DECOMPOSED COMPOST________________________________3)CUT THE WEEDS BEFORE SEEDING ________________________________

__________FIVE PREVENTIVE METHODS THAT HELPS IN WEED CONTROL ARE.. _____________________1)USE CLEAN SEEDS________________________________2)USE WELL DECOMPOSED COMPOST________________________________3)CUT THE WEEDS BEFORE SEEDING ________________________________4)REMOVE WEED GROWTH OR KEEP IRRIGATION Drainage CHANNELS

__________FIVE PREVENTIVE METHODS THAT HELPS IN WEED CONTROL ARE.. _____________________1)USE CLEAN SEEDS________________________________2)USE WELL DECOMPOSED COMPOST________________________________3)CUT THE WEEDS BEFORE SEEDING ________________________________4)REMOVE WEED GROWTH OR KEEP IRRIGATION Drainage CHANNELS ________________________________

__________FIVE PREVENTIVE METHODS THAT HELPS IN WEED CONTROL ARE.. _____________________1)USE CLEAN SEEDS________________________________2)USE WELL DECOMPOSED COMPOST________________________________3)CUT THE WEEDS BEFORE SEEDING ________________________________4)REMOVE WEED GROWTH OR KEEP IRRIGATION Drainage CHANNELS ________________________________5)AVOID USE OF SAND OR SOIL FROM WEED INSTEAD AREAS TO CLEAN OR CULTIVATED AREAS

__________FIVE PREVENTIVE METHODS THAT HELPS IN WEED CONTROL ARE.. _____________________1)USE CLEAN SEEDS________________________________2)USE WELL DECOMPOSED COMPOST________________________________3)CUT THE WEEDS BEFORE SEEDING ________________________________4)REMOVE WEED GROWTH OR KEEP IRRIGATION Drainage CHANNELS ________________________________5)AVOID USE OF SAND OR SOIL FROM WEED INSTEAD AREAS TO CLEAN OR CULTIVATED AREAS___________________________________

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