

4th gr. u2w3 Rescuing Our Reefs
Flashcard
•
English, Special Education
•
4th Grade
•
Practice Problem
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What are coral reefs?
Back
Coral reefs are underwater structures made from calcium carbonate secreted by corals. They provide habitat for many marine species.
2.
FLASHCARD QUESTION
Front
Why are coral reefs important?
Back
Coral reefs support a diverse range of marine life, providing food and shelter for many plants and animals.
3.
FLASHCARD QUESTION
Front
What is coral bleaching?
Back
Coral bleaching occurs when corals lose their color due to stress, often from increased water temperatures, leading to the expulsion of algae.
4.
FLASHCARD QUESTION
Front
What causes coral bleaching?
Back
Coral bleaching can be caused by climate change, pollution, and changes in water temperature.
5.
FLASHCARD QUESTION
Front
What are producers in an ecosystem?
Back
Producers are organisms that can make their own food, typically through photosynthesis, like plants and algae.
6.
FLASHCARD QUESTION
Front
What are consumers in an ecosystem?
Back
Consumers are organisms that cannot make their own food and rely on eating other organisms for energy.
7.
FLASHCARD QUESTION
Front
What role do concrete blocks play in coral reef restoration?
Back
Concrete blocks are used by scientists to create artificial reefs, providing a structure for corals to grow on.
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