Share OW4 - U6 - Reading Practice
Save to Folder
A coral reef looks like a colorful underwater garden, but corals are not plants.
True
False
Polyps in the sunlight zone have to use their tentacles to catch tiny creatures called plankton in the water.
True
False
Polyps in the dark zone get food from tiny plants called algae.
False
True
Some coral reefs are millions of years old.
True
False
Scientists use reef creatures to make new foods and drinks.
True
False
It's predicted that only ten per cent of the world's coral will exist in the year 2050.
False
True
Polyps have _________ bodies without bones.
rough and transparent
soft and transparent
hard and transparent
Algae are _____.
tiny plants and food for polyps
polyps
fish
Polyps that live in cold, dark zones have to work harder _____.
because they can’t see clearly.
because there is no algae here.
because algae here move fast.
Colonies are ______.
corals living for many years
huge groups of coral living together
huge groups of polyps
Scientists predict that _____.
only 10% of coral will exist in 2030.
we will have only 10% of corals existing in 2050.
we will lose another 10% of corals in 2050.
