Understanding Hydra

What is the primary habitat of Hydra?

• Freshwater environments

• Saltwater oceans

• Deserts

• Rainforests

How often does Hydra replace its older cells?

• Every 40 days

• Every 30 days

• Every 20 days

• Every 10 days

What unique ability does Hydra have when it is cut into pieces?

• It changes color

• It becomes inactive

• Each piece grows into a new Hydra

• It dies immediately

How does Hydra's digestive system differ from most animals?

• It does not digest food at all

• It has multiple mouths

• It uses the same opening for food intake and waste excretion

• It digests food externally

What happens to the remains of Hydra's prey after digestion?

• They are absorbed into the body

• They are excreted through a separate opening

• They remain in the digestive cavity

• They are discharged through the mouth