English
CBSESecondary School (English Medium) (5 to 8) Class 8
Textbook Solutions11100
Concept Notes & Videos237
Syllabus

Revision: Microorganisms: Friend and Foe Science Secondary School (English Medium) (5 to 8) Class 8 CBSE

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Definitions [1]

Define the following:

Toxin 

Toxin:
The poisonous substances secreted by pathogens that cause diseases are called toxins.

Concepts [6]

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