Plant Competition and Photosynthesis Concepts

Plant Competition and Photosynthesis Concepts

Assessment

Interactive Video

Biology

6th - 8th Grade

Hard

Created by

Patricia Brown

FREE Resource

The video explores the rich life in forests, focusing on the dynamics of visible and slow-moving organisms. It delves into photosynthesis, explaining how autotrophs like plants convert sunlight into energy. The video also discusses plant competition for sunlight, adaptations, and the interaction with the light spectrum, including infrared and ultraviolet light. Finally, it details the photosynthesis process, highlighting the roles of chlorophyll, glucose, and oxygen.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary reason plants compete for sunlight in a forest ecosystem?

To provide shade for other plants

To make energy through photosynthesis

To attract pollinators

To produce oxygen

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which organisms are capable of making their own food using sunlight?

Heterotrophs

Autotrophs

Decomposers

Carnivores

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do plants like vines compete for sunlight?

By spreading their roots widely

By strangling other plants

By growing taller than other plants

By producing more flowers

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the function of stomata in plant leaves?

To store glucose

To allow carbon dioxide and water to enter

To release oxygen

To absorb sunlight

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why do broad leaves work best in shadier areas?

They are more resistant to pests

They capture more heat

They lose less water

They absorb more sunlight

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What did Sir Frederick William Herschel discover about the light spectrum?

The highest temperature in the visible spectrum

The existence of ultraviolet light

The color green is not used by photosynthesis

The invisible color of infrared light

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do bees and butterflies use ultraviolet patterns on leaves?

To guide them to pollinate plants

To avoid predators

To find food

To communicate with each other

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