Part 4 · You will hear part of a university lecture on the science and practice of coral reef restoration.

Coral Reef Restoration

line 1 / 15
Q1 · Note completion

Write ONE WORD only.

Besides warming, a second threat, ocean ____, makes seawater more acidic.

Q2 · Note completion

Write ONE WORD only.

Acidification slows ____, the process corals use to build their skeletons.

Q3 · Note completion

Write ONE WORD only.

In coral gardening, fragments are first raised in underwater ____ before being transplanted.

Q4 · Multiple choice

Choose the correct letter.

What does the lecturer say is the main benefit of the microfragmentation method?

Q5 · Note completion

Write ONE WORD only.

After cutting, tiny pieces placed near one another eventually fuse in a process called ____.

Q6 · Note completion

Write ONE WORD only.

To avoid shared vulnerability, advanced projects mix many different ____ of coral.

Q7 · Note completion

Write ONE WORD only.

During mass spawning, researchers collect the ____ released by corals and fertilise them in tanks.

Q8 · Note completion

Write ONE WORD only.

The larval stage of attaching to a surface, called ____, is the main bottleneck for survival.

Q9 · Note completion

Write ONE WORD only.

A reef relies on ____ — the exchange of larvae between reefs via currents — so single-site work often fails.

Q10 · Multiple choice

Choose the correct letter.

What is the lecturer's final overall conclusion about restoration?