Microorganisms: Friend and Foe-Harmful Microorganisms (CBSE Class-8 Science): Questions 1 - 4 of 4

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Question number: 1

» Microorganisms: Friend and Foe » Harmful Microorganisms » Disease Causing Microorganisms in Humans

MCQ▾

Question

Micro-organisms which causing diseases in human beings are:

Choices

Choice (4) Response
a.

Algae

b.

Virus

c.

Bacteria, Protozoa

d. Both b. and c. are correct

Question number: 2

» Microorganisms: Friend and Foe » Harmful Microorganisms » Disease Causing Microorganisms in Plants

MCQ▾

Question

Micro-organisms which causes disease in plants is:

Choices

Choice (4) Response
a.

Protozoa

b.

Bacteria

c.

Virus

d. Both b. and c. are correct

Question number: 3

» Microorganisms: Friend and Foe » Harmful Microorganisms » Food Poisoning

MCQ▾

Question

Bacteria which causes the food poisoning is:

Choices

Choice (4) Response
a.

Escherichia coli

b.

Peneumococcus

c.

Spirilla

d.

Salmonella and Staphylococcus

Question number: 4

» Microorganisms: Friend and Foe » Harmful Microorganisms » Disease Causing Microorganisms in Humans

MCQ▾

Question

Disease caused by micro-organisms in animals is:

Choices

Choice (4) Response
a.

Malaria

b.

Anthrax

c.

Foot and mouth disease

d. Both b. and c. are correct

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