Biology-Microorganisms [NSTSE (National Science Talent Search Exam- Unified Council) Class 8]: Questions 1 - 6 of 70

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Question 1

Microorganisms
Edit

Question

MCQ▾

Tuberculosis (TB) is spread by:

Choices

Choice (4)Response
a.Air
b.Mosquitoes
c.Contaminated water
d.Question does not provide sufficient data or is vague

Question 2

Microorganisms
Edit

Question

MCQ▾

Budding asexual reproduction is found in:

Choices

Choice (4)Response
a.Yeast and Hydra
b.Paramecium and Amoeba
c.Paramecium and Hydra
d.Amoeba and Yeast

Question 3

Microorganisms
Edit

Question

MCQ▾

Which of the following acts as a host for the virus which cause malaria fever?

Choices

Choice (4)Response
a.Rats
b.Mosquitoes
c.Houseflies
d.Humans

Question 4

Microorganisms
Edit

Question

MCQ▾

The bread dough rises because of

Choices

Choice (4)Response
a.Growth of yeast cells
b.Growth of algal cells
c.Grinding
d.Heat

Question 5

Microorganisms
Edit

Question

MCQ▾

Yogurt is fermented milk product that contains

I. Lactobacillus bulgaricus

II. Streptococcus thermophilus

III. Pediococcus acidilactici

Which statements are correct?

Choices

Choice (4)Response
a.I, II and III only
b.II and III only
c.I and II only
d.Question does not provide sufficient data or is vague

Question 6

Microorganisms
Edit

Question

MCQ▾

The reasons that cause bread to mold are:

I. Presence of spores

II. Availability of a food source

III. Optimal temperature

Which of the statements are correct?

Choices

Choice (4)Response
a.I only
b.II and III only
c.I, II and III only
d.I and II only