Question

the organism which causes disease in plants and animals are called?​

Answer 1

Answer:

pathogens

Some of the microorganisms cause diseases in human beings, plants and animals. Such disease-causing microorganisms are called pathogens.

All insects and worms do not cause diseases; only some of them can do so.

Vectors are just carriers of disease-causing organisms. Hence, the option 'a' correct.

Pathogens are the organisms that cause diseases in plants and animals.