Question

Full marks - 80
Time 2hrs.30mins.
(10)
QA). Fill in the blanks
1 The
produces acid which kills the bacteria in food.
2. Smoke emitted from factories, cars etc.
the air
3. Eating snacks between meals will make our
less
layer absorbs the harmful ultraviolet rays from the sun
5. Rows of trees are planted along the road side to reduce
6. Vitamins and minerals keep us healthy therefore, they are called
food
sa floral design. It is a very old form of folk art of Bihar.
8. When smoke mixes with fog it becomes
9. Human beings can not without plants and animals.
20. The bark of cinchona tree is used to make a medicine called
NA SARAVANI BHA
7.
(10)
QB.) Write two names for each:
Page 1
1. Flowers used for making medicines
2. Activities that make our body use oxygen are​

Answer 1

Answer:

sorry verrrrrrrry sorry don't now

Answer 2

Answer:

i am sorry I don't no because I hate the big questions.