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.

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

2.

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

3.

Which of the following animals are not cetaceans?

Dugong

Manatee

Sperm whale

Beluga

4.

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

Gray whale

Narwhal

Common dolphin

Vaquita

5.

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

The Common dolphin

The Bryde's whale

The Dugong

The Minke whale

6.

The so-called baleen in toothless whales (Mysticeti) serve the purpose of:

Filtering the water and retain food

Filtering the oxygen contained in the water

Chewing preys

Increasing streamlining

7.

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

8.

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

9.

The diet of Mysticeti (toothless whales) includes:

Copepods

Krill

Small fish

Marine mammals

10.

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