Question

What is a good parasite? Identify and describe three parasites in three different phyla and comment on whether they are a good parasite based on your answer to the first question.

Answer 1

Good parasite:

Generally parasites benefit themselves by harming their host.There are few parasites which donot cause any harm and are beneficial in nature.

saccharomyces cervisiae which is called Bakers yeast , produce CO2 and ethanol to make bakery products.Thus parasites that are beneficial to living creatures are good parasites.

DESCRIBING THREE DIFFERENT PARASITES:

1) Plasmodium:

Plasmodium is a harmful parasite.It causes diseases in host such as malaria in humans.

2)Tape worms:

Tapeworms are harmful parasites.These are present in the intestine of cattle and effect them severely.

3)Penicillium notatum(fungi):

Penicillium notatum is a fungi ,good parasite which benefits mankind by producing penicillin(antibiotic) for medicinal use.