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.

Cetaceans are mammals. It follows that:

They cannot be very streamlined

They lay eggs

They need to surface from time to time in order to breathe

They nourish their young with milk

2.

Porpoises have the following distinctive features:

Lack of beak

Lack of blowhole

Spade-shaped teeth

They belong to the Phocoenidae family

3.

The Hector's dolphin is:

One of the smallest of all cetaceans

A dolphin that can only be found in New Zealand waters

A highly endangered species

A close relative of the Hector's beaked whale

4.

Who is the current record holder for deep diving among Marine Mammals?

Blue whale

Sperm whale

Elephant Seal

Cuvier's beaked whale

5.

Parental care is common to:

All animals in the sea

All vertebrates, whether on land or sea

All cetaceans and sharks

All cetaceans

6.

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

Blue whale

Minke whale

Bryde's whale

Fin whale

7.

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

8.

The Pilot whale has a higher than normal rate of:

Liver diseases

Twin births

Lactic acid formation when diving longer than 15 minutes

Stranding

9.

Which of the following assertions about the Orca are true?

It has the widest distribution of all cetaceans

It is the only cetacean known to kill other mammals

It is known to attack humans

It is a highly social animal

10.

Which of the following cetaceans are only found in the Gulf of California (Sea of Cortez)?

Gray whale (Eschrichtius robustus)

Boto (Inia geoffrensis)

Vaquita (Phocoena sinus)

Dall's porpoise (Phocoenoides dalli)