2.3a rescuing our reefs 4th comprehension

2.3a rescuing our reefs 4th comprehension

4th Grade

10 Qs

quiz-placeholder

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2.3a rescuing our reefs 4th comprehension

2.3a rescuing our reefs 4th comprehension

Assessment

Quiz

English

4th Grade

Hard

Created by

MELANIE GRAY

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What do coral reefs need to survive according to the photographer?

Sunlight and clear water

Plants and animals that are interconnected

Algae and carbon dioxide

Fish and sea anemones

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What role do algae play in a coral reef ecosystem?

They provide food for the coral by photosynthesis

They consume the coral polyps

They break apart the coral to get to the algae-filled polyps inside

They are predators that hunt fish

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the role of producers in the food chain mentioned in the text?

They make their own energy

They eat other animals

They break down waste materials

They provide oxygen for fish

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the parrotfish do in the food chain?

It produces its own energy

It eats the algae and passes energy through the food chain

It hides in the sea grass to avoid predators

It takes photos of the coral reef

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the barracuda represent in the coral reef ecosystem?

A producer

A consumer

A photographer

A predator

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What can cause an imbalance in the coral's natural balance, leading to coral bleaching?

Overfishing in the area

Pollution and climate change

Increased boat traffic

Introduction of invasive species

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens when the relationship between coral and algae breaks down due to warm water or pollution?

The coral grows faster

The algae multiply rapidly

The coral ejects the algae and loses its color

The water around the coral becomes clearer

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