MEDIUM
8th CBSE
IMPORTANT
Earn 100

Explain how the growth of algae harms water bodies.

Important Questions on Microorganisms

MEDIUM
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 3 - Microorganisms>Exercises>Q C
Many fungi are of great use to us. Mention three ways in which we use fungi.
MEDIUM
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 3 - Microorganisms>Exercises>Q C
Why is a virus thought of as something in between the living and non-living? How do viruses multiply within a host cell?
EASY
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 3 - Microorganisms>Exercises>Q D
The tangled mass of thread-like structures formed by moulds is called _____.
EASY
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 3 - Microorganisms>Exercises>Q D
Blue-green algae are now called cyanobacteria because they are more like _____.
EASY
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 3 - Microorganisms>Exercises>Q D
_____ form the link in the food chain between algae and small aquatic organisms.
EASY
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 3 - Microorganisms>Exercises>Q D

Fill in the blank with the option given in bracket.

_____ means ‘the first animal’.(Protozoa/ Monera)

EASY
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 3 - Microorganisms>Exercises>Q D
Sugar →fermentationCarbondioxide+_____.
EASY
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 3 - Microorganisms>Exercises>Q D
The spore case of moulds is called _____.(sporangium/ endospores)