MICROORGANISMS AND VIRUSES – Friends and Foes!
(Chapter Solutions of textbook Prachi Science for Class 8)
Fungal Infected Bread |
Q1. Answer in one word.
1. Name two typical habitats of micro-organisms
Answer: Commonly found everywhere – in the air, in water, inside the bodies of living organisms.
2. Name a disease caused by bacteria
Answer: Tuberculosis, Pneumonia
3. Name the microorganism that is used for obtaining alcohol from sugar.
Answer: Yeast.
4. Name one carrier of disease-causing microorganisms.
Answer: House Fly which causes many diseases like cholera, typhoid, diarrhoea.
5. Where do the external parasites of animals live?
Answer: External parasites like lice, flies, ticks, grubs etc. live on the skins of the animals.
Q2. Short- Answer Questions (10-15 words)