Exercises

Author:E Doris James, Vandana Tirath, Anton Siromani & Kiran Banerji

E Doris James Science Solutions for Exercises

Simple step-by-step solutions to Exercises questions of Microorganisms from New Science Ahead 8. Also get 3D topic explainers, cheat sheets, and unlimited doubts solving on EMBIBE.

Questions from Exercises with Hints & Solutions

EASY
8th CBSE
IMPORTANT

Give the term:
Organisms that cannot be seen with the naked eye. (Microbes/Macrophages)

MEDIUM
8th CBSE
IMPORTANT

Common cold and poliomyelitis are _____ diseases.

Note: The question was ambiguous. Hence, modified.

MEDIUM
8th CBSE
IMPORTANT

Cholera and Tuberculosis are _____ diseases on the basis of the causal organisms. (viral/bacterial)

MEDIUM
8th CBSE
IMPORTANT

Malaria and Kala-azar are diseases caused by _____.(protozoa/ nematoda/ arthropoda)

MEDIUM
8th CBSE
IMPORTANT

Powdery mildew and rusts are plant diseases caused by _____.

EASY
8th CBSE
IMPORTANT

Canning, pasteurisation, freezing, and irradiation the methods of food _____.

MEDIUM
8th CBSE
IMPORTANT

Fungi are used in the food industry as they do not cause spoilage of food.

EASY
8th CBSE
IMPORTANT

Microorganisms grow well in the presence of salt.