Question

a. The first step before growing crop is.....
of the soil.
b. For growing, sufficient sunlight and........
....and
from the soil are essential
c. Blue green algae fix........................directly from air and enhance fertility of soil.
d. Microorganisms can be seen with the help of a
e. Synthetic fibres are synthesized from raw material called
f. Phosphorus is a very....
.......non-metal.
g. Process of separation of different constituents from petroleum is called.
h. A place where animals are protected in their natural habitat is called
1. The type of force responsible for a change in the state of motion of the arrow is an example of
..............force. And please subscribe me on YouTube at NEXONcraft yt please I just started it support me give answer to get 100 points​

Answer 1

Answer:

please mark me as brainliest

a) preparation

b)water and air

c) nitrogen

d) microscope

e) petrochemicals

f) reactive

g) petroleum refinery

h) wild life sanctuary

1) contact force

Answer 2

preparation

light

nitrogen