Protists: Plant-like Protists

Protists: Plant-like Protists

Assessment

Interactive Video

Science, Biology, Geography

10th - 12th Grade

Hard

Created by

Quizizz Content

FREE Resource

The video tutorial explores the role of phytoplankton in Earth's oceans, highlighting their contribution to the food chain and oxygen supply. It explains how these microscopic plants, also known as algae, produce food through photosynthesis. The tutorial also distinguishes between unicellular and multicellular algae, introducing six main groups of algae.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary role of phytoplankton in aquatic ecosystems?

They are parasites.

They decompose organic matter.

They form the base of the food chain.

They are top predators.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How much of the world's oxygen is contributed by phytoplankton?

Almost all

Over half

About a third

Less than a quarter

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a unique ability of algae?

To produce food from sunlight

To survive in deserts

To live without water

To move like animals

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is an example of multicellular algae?

Diatoms

Kelp

Chlorella

Euglena

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many main groups of algae are there?

Six

Seven

Five

Four