Sharks will sleep and swim at the same time.
O
Octopus can taste by _______?
Mouth
Hands
Head
Skin
How long can a big shark live?
200~400 years
100~150 years
10~30 years
50~70 years
Jellyfish has a heart. (O or X)
X
How long is the biggest dolphin?
5~6 meters
9~10 meters
How long is the biggest shark?
50 meters
24 meters
13.5 meters
5 meters
How many different kinds of sea turtle are there in the world?
50
100
350
7
How much water is in the body of a jellyfish?
50%
70%
95%
10%
What can decide the gender of a baby sea turtle?
Water
Temperature
Nothing
Place
A whale's heartbeat is slower than a human's. (O or X)
O
Sea turtles swim slowly. (O or X)
X
Where are the crab's teeth grow?
In its mouth.
in its stomach.
in its head.
How long is the gestation of a shark?
9~10 months
1 years
2~4 years
5~6 months
Dolphins don't drink sea water. (O or X)
O
Who gives birth to a baby sea horse?
Father sea horse
Mother sea horse
No one