Question

Select the odd one out and give reason:
a) tetracycline, penicillin, cephalosporin, salmonella

b)amoeba, paramecium , spirogyra , plasmodium

c) leprosy, tetanus, malaria, cholera

d) heating, freezing, refrigeration, dehydration ​

Answer 1

Answer:

a) tetracycline

it's an antibiotic while all others are living organisms

b) spirogyra

it's an alga while others are protists

c) malaria

it is caused by a protozoa plosmodium

while others are bacterial diseases

d) dehydration

it is a chemical process while other options are physical process

I hope it will help you