Question

1. Give one word for the following.
i.Small organisms that can be seen only with a microscope
ii.A substance that is produced by a microbe and kills other microbes
iii.A substance that is made by the body in response to microbial infection
iv. A microbe that uses oxygen for respiration​

Answer 1

i)Bacteria

ii)Antibiotic

iii)lymphocyte

iv)Obligate aerobes