Exercise

Author:Dhiren M Doshi

Dhiren M Doshi Science Solutions for Exercise

Simple step-by-step solutions to Exercise questions of Microorganisms: Friend and Foe from LEARNING SCIENCE. Also get 3D topic explainers, cheat sheets, and unlimited doubts solving on EMBIBE.

Questions from Exercise with Hints & Solutions

MEDIUM
8th CBSE
IMPORTANT
LEARNING SCIENCE>Chapter 2 - Microorganisms: Friend and Foe>Exercise>Q 2

Draw a neat diagram to show nitrogen cycle and explain the process of nitrification and denitrification.

MEDIUM
8th CBSE
IMPORTANT
LEARNING SCIENCE>Chapter 2 - Microorganisms: Friend and Foe>Exercise>Q 3

Describe the principle on which the following method of food preservation is based:

Canning

MEDIUM
8th CBSE
IMPORTANT
LEARNING SCIENCE>Chapter 2 - Microorganisms: Friend and Foe>Exercise>Q 3

Describe the principle on which the following method of food preservation is based:

Freezing

MEDIUM
8th CBSE
IMPORTANT
LEARNING SCIENCE>Chapter 2 - Microorganisms: Friend and Foe>Exercise>Q 3

Describe the principle on which the following method of food preservation is based:

Dehydration

MEDIUM
8th CBSE
IMPORTANT
LEARNING SCIENCE>Chapter 2 - Microorganisms: Friend and Foe>Exercise>Q 4

What is vaccine?

MEDIUM
8th CBSE
IMPORTANT
LEARNING SCIENCE>Chapter 2 - Microorganisms: Friend and Foe>Exercise>Q 4

How does vaccine work?

MEDIUM
8th CBSE
IMPORTANT
LEARNING SCIENCE>Chapter 2 - Microorganisms: Friend and Foe>Exercise>Q 4

Why are the children vaccinated?

MEDIUM
8th CBSE
IMPORTANT
LEARNING SCIENCE>Chapter 2 - Microorganisms: Friend and Foe>Exercise>Q 1

How will you prove that carbon dioxide is released during fermentation?