Question

Vacuum toilets are usually used in :
a. Superfast trains
b. Cinema halls
b. Aero planes
d. large ships
Which of the following is not a scavenger?
a. Crow
b. Jackal
c. lion
d. Vulture
Micro-organism act upon the dead plants to produce​

Answer 1

1. answer :c aeroplanes
2. all of the above

3.Microorganisms act upon the dead plants to produce a thick brown or black substance called humus. The microorganisms convert the dead plants and animals to humus and are known as decomposers, like bacteria and fungi.