Introduction to Bacteria and Fungi

Q. The spongy texture of bread is due to the release of _________.​

1. carbon dioxide​
2. carbon monoxide​
3. carbon disulphide
4. carbon trioxide​

Q.

All microorganisms are multicellular.

1. False

2. True

Q.

What are the rod-shaped bacteria called?

1. Bacilli

2. Spirilla

3. Vibrio

4. Cocci

Q. Microbes are those organisms that can be viewed only under a ___

Q.

Statement 1: Microbes are an important component of life on earth.

Statement 2: All microbes are pathogenic.

1. Both statements 1 and 2 are incorrect.

2. Both statements 1 and 2 are correct and statement 2 is the correct explanation of statement 1.

3. Both statements 1 and 2 are correct and statement 2 is not the explanation of statement 1.

4. Statement 1 is correct and statement 2 is incorrect.

Q.

Which of the following statement(s) are false about fungi?

i. All fungi are unicellular microorganisms

ii. Fungi produce their own food

iii. Some fungi are edible

iv. Fungi grow on dead and decaying substances

1. iv

2. i and ii

3. ii and iii

4. iii and iv

Q.

Microorganisms can be seen with the help of a ___.

Q.

Fungi are generally found growing on:

1. Stale bread

2. Dead tree trunks

3. Skin

4. All the above

Q. There are more microbial cells in the human body than human cells.

1. True
2. False

Q. All microbes are dangerous to humans and can cause serious illnesses.

1. True
2. False