a. Planets
b. Forms of water vapour
c. State of mat
Q.3 Answer the following questions in short. (Any three)
3x3 =
a. What is the star?
b. What is the function of the liver?
c. Name the main gases present in the air.
d. Differentiate between soluble and insoluble substances.
Q.4. Long answer type questions.
(Any two)
(5x=1
a. How is the sun responsible for blowing of wind?
b. Mention a few ways to protect teeth from decaying.
c. What happens during evaporation and condensation of
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(b) Function of liver is to secrete bile juice which contains bile salts which helps in emulsification of fats
(b) Main gases present in air Nitroge, Oxygen, carbon dioxide
Answer 4th (b) Clean your mouth with water after eating food 2nd- Clean your mouth with toothpaste or tooth powder
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