Fun with Quizzes

Are you a Cetacean expert?

Instructions
To pass the test you must answer correctly at least 7 questions out of 10. For each question, one or more answers can be correct and you need to select all the correct options to score a point. Test evaluation is immediate and does not require you to provide any personal data.

1.

All cetaceans are:

Warm-blooded mammals

Air-breathing animals

Filter feeders

Fish eaters

2.

The diet of Mysticeti (toothless whales) includes:

Copepods

Krill

Small fish

Marine mammals

3.

Porpoises have the following distinctive features:

Lack of beak

Lack of blowhole

Spade-shaped teeth

They belong to the Phocoenidae family

4.

Which of the following assertions about the Humpback whale are true?

It is the most acrobatic of all baleen whales (Mysticeti)

It only inhabits the Northern Hemisphere

It has unusually long, very distinctive flippers (pectoral fins)

Its songs (only males sing) are well known for their complexity and variety

5.

Which of the following cetaceans can move its neck?

Sei whale

Bottlenose dolphin

Beluga

Dall's porpoise

6.

The so-called baleen in toothless whales (Mysticeti) serve the purpose of:

Filtering the water and retain food

Filtering the oxygen contained in the water

Chewing preys

Increasing streamlining

7.

Strandings of cetaceans can be caused by:

Military sonar systems

Infections and other diseases

Local changes of the Earth's magnetic field

Ancestral desire of cetaceans to come back to land

8.

Which members of the Balaenopteridae family are known to prefer warm waters year round?

Blue whale

Minke whale

Bryde's whale

Fin whale

9.

Is Orcinus orca a toothed or a toothless cetacean?

Toothless

Toothed

Orca is not a cetacean

None of the above

10.

Which of the following cetacean species do not have a dorsal fin?

Gray whale

Beluga

Minke whale

Southern Right whale