Question

anwer the whole page.

Answer 1

question 6

A is site of photosynthesise
B is controls the movement of cell
C is controls the activities of cell
D is last reamaining point is D

question 7
A is goiter
B is dwarmfish
C is dibetes
D is salt imbalance
question 8

Ais acid rain
B is reduce oxygen
C is green house gas
D is damaging ozone layer

question 9
A bitumen
B cng
C black gold
D vaseline