Question

Q.1) Give two examples
1) Sources of water-______,_________
2)Constituents of atmosphere - ________,________

Answer 1

Answer:

q1) 1)pond,rain

2) oxygen,nitrogen

q1 fill in the blanks

1.jungle or plain grassland

2. UV RAYS

3. atmosphere

4. kangaroo

Q2.GIVE EXAMPLES OF EACH

1. a)thunder strom,snowfall

2. answered

3.anwered

Q3.

1.

A. ATMOSPHERE

B.TROPOSPHERE

C.MESOSPHERE

D.THERMOSPHERE

E.EXOSPHERE

2.BIOSPHERE MEANS:-THE PLACES WHERE ALL THE SPHERS  ARE ALLTOGHETHER I.E HYDROSHERE,AMOSPHERE,LETHOSPHERE

3.THE ICE IS FORMED  IN CERTAIN AREAS OF EARTH BECAUSE THEY DO NOT HAVE ENOUGH SUNLIGHT

Answer 2

1)River,Rain
2)Nitrogen-78%,Oxygen-21%,Other gases-1%