MEDIUM
8th CBSE
IMPORTANT
Earn 100

Name the type of organisms that have chlorophyll.

Important Questions on Microorganisms

MEDIUM
8th CBSE
IMPORTANT
Give one property because of which viruses are regarded as being on the borderline of living and nonliving?
MEDIUM
8th CBSE
IMPORTANT
Name the type of organisms that do not have a cellular structure.
HARD
8th CBSE
IMPORTANT
Which of these are closer to plants-Protozoa or Algae? In what aspect?
HARD
8th CBSE
IMPORTANT
Where do you normally expect to find algae-in the soil, in a pond or in the air?
HARD
8th CBSE
IMPORTANT
While making cake or dhokla, the dough rises because of a substance that is produced during fermentation. What substance is this? Why does it cause the dough to rise? 
HARD
8th CBSE
IMPORTANT
To prevent a disease caused by a certain microbe, doctors inject the same microbes in a person’s blood. How is it ensured that this prevents the disease instead of causing it? What is this process of injecting microbes called?
HARD
8th CBSE
IMPORTANT
Microbes that live inside the bodies of animals normally cause diseases. However, some of them also help animals. Give an example to prove this point.
HARD
8th CBSE
IMPORTANT
Pasteurisation means boiling the milk to kill germs. Do you agree? Give reasons.