Question

true or false:

1. about 10 species of cnidarians live in the freshwater of north america.

(1 point)
true
false

1. all cnidarians are carnivores. (1 point)

true
false

Explanation:

1. For question 17: Freshwater cnidarians in North America are a small group, with approximately 10 documented species, most belonging to hydrozoans like hydras.
2. For question 18: All cnidarians have stinging cells (nematocysts) that they use to capture and consume other organisms, so they are all carnivorous.

Answer:

1. True
2. True