Name an instrument used to study the micro-organisms as well as the internal structure of living things.
Microscope:
Name the instrument (or device) which is needed to see the micro-organisms.
What is the name of micro-organisms which reproduce only inside the living cells of other organisms ?
Answer the following:
(a) What is the function of micro-organisms in the soil?
(b) What do living things get from the environment?
(c) Why is it necessary to be alert and prevent any damage to the environment?