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