Read the artis. Answer the questions.

When you think of coral. what do you imagane? Colorful coral in shallow tropical reefs, like Australia's Great Garner Reef? While most coral Bye in these places, thent are some—like the ones Ahian Waller ‘studies —living mn very different places.

Deep-see coral live far betow the surface— sometimes a6 far a5 2.000 meters down—In cold water (about 4°C), There is no sunlight that far down, ard the coral grow much more slowly than on ‘tropkal reefs—some reefs grow only one millimeter a year.

Because these deep saa coral live t0 far down, sciemtists find it difficult bo study thern, The first time they could see these coral property was in the late 1970s, in small submarines. However even though these coral are so far clown, they are still in danger. Deep-sea fishing, submarine communication cables, and exploring for oil and gas are destroying reefs in some ateas It is important that scientists continue to reseurch Unese special coral, to learn how we can help protect them.

1. Deep sea coral can five up to __ meters below the surface.

a. 2000

b. 4000

c. 8.000

2. Tropical coral goows __ deep sea coral.

a. slower than

b. at the same rate as

c. faster than

3. Scherists first visited deep sea conal in the late.

a. 1950s

b. 1970s

c. 1908

4. It's Important far scientists to continue fowarching thecaralto them.

a. find

b. collect

c. look after