Question

SHEET 1
1
Question 1 fill in the blanks
1. Deficiency of locket wit-B_ causes beri beri .
2.
are small organism causing diseases.
3. The molecules of a gas are lovely packed.
makes the salt highly pure.
5. An
is made up of only one kind of atom.
6.
is spread by the rat flea.
7. A screw is a kind of
8. An
make the plan of a house.
9. Wooden furniture should be polished to save it
from
LO.
is used to make hut.​

Answer 1

Answer:

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Explanation:

a) Rickets is caused by deficiency of vitamin D. (b) Deficiency of vitamin B causes a disease known as beriberi. (c) Deficiency of vitamin C causes a disease known as scurvy. (d) Night blindness is caused due to deficiency of vitamin A in our food.