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.

Talking about the ability of some cetaceans to make sounds and process the echoes bouncing back:

Echolocating cetaceans can recognise a woman being pregnant and may be therefore particularly careful and cautious in her presence

Echolocating cetaceans can see air in our lungs and therefore understand we cannot breathe underwater

Being echolocated by a cetacean is a guarantee the animal will not bump into you by mistake

Echolocation is the use of sound (and relative echoes) to locate objects, estimate their distance, shape and density

2.

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

3.

The reason(s) why cetaceans look more like fish than land mammals is (are):

Interspecific breeding

By coincidence

Convergent evolution

Divergent involution

4.

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

5.

Is Orcinus orca a toothed or a toothless cetacean?

Toothless

Toothed

Orca is not a cetacean

None of the above

6.

In which place(s) are Orcas known to attack mother and calf Gray whale pairs?

Monterey Bay (CA, United States)

Kaikoura (New Zealand)

Portofino (Italy)

Peninsula Valdes (Argentina)

7.

The number of blowholes in Mysticeti is:

Two

One or two, depending on the species

One

Always two, except for the Bowhead whale which has only one

8.

Which suborder of the Cetacea order does the Sperm whale belong to?

Mysticeti

Archaeoceti

Odontoceti

None of the above

9.

Which of the following countries are still involved in whaling?

Tonga

Japan

Norway

Italy

10.

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

The Sperm whale

The Fin whale

Some dinosaur

The Blue whale