How Much Do You Actually Know About Killer Whales?
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The Killer whales are often called as Orcinus Orca, is the largest toothed member which belongs to oceanic dolphin family. These whales are highly social and can be found in the Arctic and Antarctic to tropical seas. Killer Whales are called as apex predators as no one attacks them. This quiz has been created to test and increase your knowledge about Killer Whales. So, let's try out the quiz. All the best!
- 1.On average, how many killer whales are there in a pod?
- A.
20
- B.
40
- C.
50
- D.
3
- 2.How long is the gestation period of a killer whale?
- A.
9
- B.
10
- C.
17
- D.
20
- 3.What type of reproduction do killer whales perform?
- A.
Asexual reproduction: Budding
- B.
Sexual reproduction: Hermaphrodite
- C.
Sexual reproduction: Internal fertilization
- D.
Sexual reproduction: External fertilization
- 4.What lifestyle change happens during the female is pregnant?
- A.
She is given more food by her pod
- B.
She sleeps about 18 hours a day
- C.
She swims much slower
- D.
She does not participate much in hunting
- 5.Which of the following hormones do NOT become elevated during pregnancy?
- A.
GH
- B.
FSH
- C.
Estrogen
- D.
Progestrone
- 6.A pregnant killer whale's progesterone levels are closely related to which of the following factors?
- A.
Food ingested
- B.
Body temperature
- C.
Body mass
- D.
Body weight
- 7.Which of the following body parts of the calf comes out first during delivery?
- A.
Head
- B.
Flipper
- C.
Tail
- D.
Fin
- 8.Killer whales are which of the following colours when they are born?
- A.
Black and blue
- B.
Black and white
- C.
Black and yellow
- D.
Black and brown
- 9.How do whales swim or propel themselves forward in water?
- A.
Whales move their tails back and forth to move forward in the water similar to other fish.
- B.
In addition to moving tails up and down whales can also use flippers and buoyancy to move forward as they sink
- C.
Whales move their tails up and down to move forward in the water unlike other fish.
- D.
Jumps up and down
- 10.What breathing strategy did whales have to develop in order to survive so well under water?
- A.
Whales had to develop conscious breathing in order to survive so well under water.
- B.
Whales developed a secondary set of lungs to stores a large quantity of air and feeds it slowly to primary lungs.
- C.
Whales do not have a special breathing strategy; they breathe automatically in the same way as humans do.
- D.
Whales have gills
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