Question

1. WRITTEN PRACTICE (CLASSWORK/HOMEWORK)
rays that come from the sun to the em
. constituents are present in the soil.
SUMMATIVE EVALUATION
9. 1. Fill in the blanks :
per cent
(1) The layer of ozone gas absorbs
(2) of the total water available on the earth, fresh water forms
(3) Both
and
(4) In
all over the world.
layer of the atmosphere the gases are totally absent.
(5) In fire extinguishers
-gas is used.
(6) 16th September is

celebrated as
whether following statements are True or False :​

Answer 1

Answer:

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Answer 2

Answer:

1.carbon dioxside

2.rain

3.