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.

Parental care is common to:

All animals in the sea

All vertebrates, whether on land or sea

All cetaceans and sharks

All cetaceans

2.

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

It performs the longest seasonal migrations between breeding and feeding grounds

It has a higher than average number of parasites

Its scientific name is Eschrichtius robustus

Females are larger than males

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.

What is the biggest animal that has ever lived on Earth?

The Sperm whale

The Fin whale

Some dinosaur

The Blue whale

5.

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

6.

Which of the following species belong to the suborder Mysticeti?

Sperm whale

Blue whale

Bottlenose dolphin

Northern Right whale

7.

Cetaceans can keep their body warm in the water by means of:

A thick layer of proteins under their skin, called blubber

A huge production of heat, due to constant swimming

A thick layer of fat under their skin, called blubber

A special countercurrent blood-vessel system, which limits the quantity of heat lost from their flukes and flippers

8.

The Gray whale was nicknamed Devilfish by whalers because:

Gray whales are naturally extremely aggressive

A Gray whale mother can become particularly aggressive if someone is harming her baby

They thought the evil would eventually get them for their practices

They regularly mistook Gray whales for Marlins

9.

What baleen whales are mostly seen in Peninsula Valdes (Argentina)?

Orcas, which hunt seal and sea lion pups right up the beach

Southern Right whales

Blue whales

None of the above

10.

Which species among the following has disappeared from the North Atlantic due to whaling?

Gray whale

Narwhal

Common dolphin

Vaquita