Question

short notes on harmful microorganisms ​

Answer 1

$\mathbb\green{answer}$

Harmful microorganisms include fungi, bacteria, protozoa, etc. They cause several diseases in human beings, animals, and plants which can even lead to death. The harmful microorganisms not only damage the human body but also the food we eat.

Answer 2

Explanation:

Ncert solutions

Grade 8

Grade 8

Science

NCERT Solutions - Science , Class 8

Microorganisms: Friend and Foe

Exercise

Question 8

Microorganisms: Friend and Foe | Exercise

Question 8

CHAPTERS

1. Crop Production and Management

2. Microorganisms: Friend and Foe

3. Synthetic Fibres and Plastic

4. Materials: Metals and Non-Metals

5. Coal and Petroleum

6. Combustion and Flame

7. Conservation of Plants and Animals

8. Cell — Structure and Functions

9. Reproduction in Animals

10. Reaching the Age of Adolescence

11. Force and Pressure

12. Friction

13. Sound

14. Chemical Effects and Electric Current

15. Some Natural Phenomena

16. Light

17. Stars and the Solar System

18. Pollution of Air and Water

EXERCISES

1. Exercise

Q8) Write a short paragraph on the harmful effects of microorganisms.

Solution

Transcript

Solution 8:

Harmful microorganisms include fungi, bacteria, protozoa, etc. They cause several diseases in human beings, animals, and plants which can even lead to death. The harmful microorganisms not only damage the human body but also the food we eat. Such disease-causing microorganisms are called pathogens.Some of the common diseases affecting humans are cholera, common cold, chicken pox and tuberculosis. Some microorganisms spoil food, clothing and leather. Disease-causing microorganisms in plants like wheat, rice, potato, sugarcane, orange, apple and others reduce the yield of crops.