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.

Porpoises have the following distinctive features:

Lack of beak

Lack of blowhole

Spade-shaped teeth

They belong to the Phocoenidae family

2.

The diet of Mysticeti (toothless whales) includes:

Copepods

Krill

Small fish

Marine mammals

3.

Where can Minke whales be observed?

In the Southern Hemisphere only

In both Northern and Southern Hemispheres

In the Northern Hemisphere only

It is sadly already extinct

4.

Some river dolphins are:

Able to crawl for more than a mile on land

Almost completely blind

In great danger of extinction

Well adapted to feed on birds

5.

Which of the following assertions about Pilot whales are true?

There are two species, one called short-finned and the other long-finned

Two different species are known, both belonging to the genus Globicephala

Two different species are known, whose distributions rarely overlap

Two different species are known, whose distributions broadly overlap

6.

Which of the following countries has formalised a moral opposition to whaling and prohibits killing and harassing of cetaceans to its citizens anywhere in the world?

Australia

Japan

Norway

Iceland

7.

Which of the following baleen whales have typical callosities on its head?

Humpback whale

Right whale

Gray whale

Bryde's whale

8.

Feeding cetaceans in the wild can:

Have a negative impact on their feeding behaviour

Help them survive

Negatively alter their social behaviour and interactions, for example with males harassing females for a longer time, which they should rather spend searching for food

Help genuine friendship between cetaceans and humans

9.

Which of the following assertions are true?

Cetaceans evolved from land mammals

The ancestors of cetaceans always inhabited the sea

Cetaceans evolved from a now extinct warm-blooded fish

Baleen whales (Mysticeti) are believed to have evolved from reptiles

10.

Which of the following cetaceans can reach speeds of over 30 km/h?

Southern Right whale

Bottlenose dolphin

Humpback whale

Dall's porpoise