Question

1. say true or false: cells of roots nodules of leguminous plants fix nitrogen.
a) true
b) false
2. fill in the blanks: ____ bacteria fix atmospheric nitrogen in the roots of the leguminous plants.
3. choose the correct answer: the supply of water to crops at different intervals is called ____ .
a) Sowing
b)reaping
c) irrigation
d) cultivation
4. choose the correct answer: separation of grains from the chaff is called ____.
a) harvesting
b)reaping
c) irrigation
d) threshing
5. write some examples of insecticides.
6. fill in the blanks: maize and soya beans are examples of ____ crop.


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Answer 1

Answer:

first falsw

second rizobium bacteria

Third C)

Fourth D)

Fifth Kharif

Answer 2

Answer:

(1) false

(2) rhizobium

(3) irrigation

(4) threshing

(5) BHC,lindane, chlorobenzilate ,methoxychlor,and cyclodienes

(6) the potential crops for agriculture growth