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.

Balaena mysticetus is the scientific name for:

Bowhead whale

Humpback whale

It is a synonym with Mysticeti

Great Misty whale

2.

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

Interspecific breeding

By coincidence

Convergent evolution

Divergent involution

3.

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

Southern Right whale

Bottlenose dolphin

Humpback whale

Dall's porpoise

4.

Which of the following species can be sometimes mistaken for Orcas by Whale Watchers?

Risso's dolphin

Gray whale

False killer whale

Beluga

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.

The number of blowholes in Odontoceti is:

Two

One or two, depending on the species

One

Always one, except the Sperm whale which has two

7.

What is the smallest rorqual (whale with throat grooves)?

The Common dolphin

The Bryde's whale

The Dugong

The Minke whale

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.

The Narwhal has a typical tusk:

Only males and about 3% of females have one

Only females have one

Both males and females have one

No, the Narwhal does not have a typical tusk

10.

In presence of a stranded cetacean, the following actions should be taken:

Gently try to drag the whale or dolphin back to the water

Immediately call the local authorities and experts

Keep the skin of the animal wet

Carefully try to keep the blowhole (or blowholes) free of sand or other materials