World Whale and Dolphin Day Quiz: Trivia Questions and Answers
Free online printable quiz with multiple-choice questions (MCQ) without registration.
Whales and dolphins are residents of the oceans that evoke warm feelings in many people. The first - good-natured giants, and the second - the sweetest guys, who have earned a reputation as intellectuals not only among sea creatures, but also among all the animals of our planet.
The World Whale and Dolphin Day Quiz is dedicated to July 23. Today we offer you to test your knowledge about these mammals. We have prepared 20 interesting questions for you.
Right answers
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1. Who established this holiday and in what year?
International Whaling Commission in 1986
2. The narwhal has only two upper teeth. Which of these most often develops a tusk, reaching a length of up to 2–3 m and a weight of up to 10 kg?
from the left
3. Which whale is the largest animal on planet Earth today?
blue whale
4. How big can the largest whale on our planet reach?
It is 33 meters long and can weigh 150 tons
5. Which whale is the second largest animal on Earth today?
fin whale
6. How often does the characteristic fountain of water appear in surfaced sperm whales?
every 5-6 seconds
7. How is the caudal fin positioned in cetaceans?
horizontally
8. Dolphins are very intelligent animals. Their brain is much larger than the human brain in terms of the number of gyrations in the cerebral cortex. And how many times that?
twice as many
9. Which traits can be used to reliably identify southern right whales?
skin outgrowths in the area of the head near the lower jaw and above the eyes
10. Which species of dolphin becomes completely white as an adult?
white whale
11. What do bowhead whales living in the polar regions of the Northern Hemisphere feed on?
plankton exclusively
12. The songs of whales are mesmerizingly beautiful. And what organs do whales use to make these sounds?
with the larynx and pharynx
13. What is the name of a substance that used to be extracted from the digestive tract of sperm whales?
ambergris
14. Which characteristic gave the beluga whale its Latin genus name, Delphinapterus ("wingless dolphin")?
they lack dorsal fins
15. Which modern animal is the only true predator among cetaceans that preys on warm-blooded animals?
killer whale
16. In what range are cetaceans capable of picking up sound waves?
150 Hz to 120-140 kHz
17. Which whale was first identified as "baleine de la Nouvelle Angleterre" in the 1756 work Le Règne animal by Maturin Jacques Brisson?
humpback whale
18. Which modern whale holds the record for depth and duration of dives?
sperm whale
19. Which of the following dolphins lives in fresh water?
bufeo
20. What do cetaceans feed their newborn calves?
milk