Introduction to Microorganisms

IMPORTANT

Introduction to Microorganisms: Overview

This topic covers concepts, such as, Microorganisms, Types of Microorganisms, Bacteria, Protozoa, Amoeba, Paramecium, Viruses, Fungi, Bread Mould, Penicillium, Aspergillus, Algae, Spirogyra, Microscope, Habitat of Microorganisms & Chlamydomonas etc.

Important Questions on Introduction to Microorganisms

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Find out the correct word from the box to fill in the blank.

mycelium chloroplasts chlorophyll

Spirogyra has _____ pigment to perform photosynthesis.

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Choose the number of chloroplast present per cell in Chlamydomonas.

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Draw the neat labelled diagram of Chlamydomonas.

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The chlamydomonas is a microscopic alga.

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In isogamous species, the gametes of chlamydomonas undergo temporary clustering before they depart in pairs. The phenomenon is called _____.

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Draw a neat labelled diagram of Aspergillus.

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Aspergillosis is an infection caused by a type of bacteria.

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Aspergillus is a filamentous _____.

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Which of the following is not a place where aspergillus is typically found?

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Penicillium reproduces by vegetative reproduction, _____ reproduction, and sexual reproduction.

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The fruiting body of Penicillium is cleistothecium.

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Penicillium is used in the production of

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Write a neat labelled diagram of penicillium.

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Your teacher will invite a 'dentist' to come and speak to your class. He/She will tell you about some common dental problems in children. He/She will also tell you how to prevent them. What will be the answer of the dentist to the following question?
Question Image
How can germs enter our closed mouth?

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Name the following:

Viruses can be seen with the help of a compound microscope or electron microscope.

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_____ cause diseases like malaria and amoebic dysentery.

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A virus consists of a single strand of DNA or RNA surrounded by _____ coat.

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Cholera and _____ (typhoid/rabies) are diseases caused by bacteria.