Question

1. Which of the following reproduces only inside a host cell?
(a) Bacteria (b) Amoeba
(c) Virus (d) Fungus.
2. A disease in human beings caused by virus is-
(a) typhoid (b) dysentry
(c)influenza (d) cholera
3. Pathogenic micro-organisms present in host cells are killed by medicines
called-
(a) pain killer (b) antibiotics
(c)antibodies (d) vaccines
4. The two micro-organisms which live in symbiotic association in lichens
are-
(a) fungus and protozoa (b) bacteria and protozoa
(c)alga and bacteria (d) alga and fungus
7
5. The gas released during the preparation of bread is
(a)oxygen (b) nitrogen
(c)carbon dioxide (d) sulphur dioxide
6. The disease caused by a protozoan and spread by an insect is
(a) dengue (b) po1io
(b) malaria (d) meas1es

Answer 1

Answer:

1. virus
2. influenze
3. antibiotics
4. alaga and bacteria
5. carbon dioxide
6. malaria

I hope this will help you

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Answer 2

1. Bacteria

2. Influenza

3.Antibiotics

4.A lichen is a composite organism consisting of a fungus (the mycobiont) and a photosynthetic partner (the photobiont) growing together in a symbiotic relationship.

5. Carbon dioxide

6.Malaria

Hope it helps(•ө•)♡