Marine Life Mania

15 Points Per Correct Answer - No time limit  

1. When do most coral polyps feed? At night. At 12 o'clock. Any time during the day. They don't feed.

2. Why is black coral valuable to humans? It can be cut and polished and made into jewellery. It can be used as a paint. It contains an antioxidant that is sold in many parts of Asia. It is edible.

3. How many rows of teeth does a Whale shark have? About 60 About 400 About 100 About 1000

4. Up to how long can a Whale shark grow? 4 metres 30 metres 50 metres 12 metres

5. Sea sponges are animals. True False

6. Around how many species of sea sponge have been recorded by scientists? Around 1000 About 8000 Around 100 Around 25000

7. What is the sea cucumber's ultimate defence against predators? It can camouflage itself well. It can swim away and hide. It can expel its intestines at them. It can secrete a neurotoxin.

8. How many legs does a crab have? 6 16 4 10

9. Cone shells have caused human deaths. True False

10. Feather stars are commonly found with between five and two hundred arms. True False