Photosynthesis Concepts and Misconceptions

Photosynthesis Concepts and Misconceptions

Assessment

Interactive Video

Biology

9th - 10th Grade

Hard

Created by

Patricia Brown

FREE Resource

The video tutorial provides an overview of photosynthesis, explaining its importance in converting light energy into glucose for plant growth. It details the structure of chloroplasts, including grana and stroma, and describes the light-dependent and light-independent reactions. The role of coenzymes like NADPH and ATP is highlighted, along with the function of the enzyme Rubisco in carbon fixation. The tutorial also discusses the differences between C3, C4, and CAM plants and how various factors like light, water, and carbon dioxide affect the rate of photosynthesis.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a common misconception about photosynthesis and cellular respiration?

Cellular respiration occurs only in fungi.

Cellular respiration occurs only in plants.

Photosynthesis occurs only in plants.

Photosynthesis occurs only in animals.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Where in the chloroplast does the light-dependent reaction occur?

Stroma

Mitochondria

Grana

Cytosol

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main purpose of water in the light-dependent reactions?

To provide oxygen for the plant

To provide hydrogen for glucose production

To cool down the plant

To act as a solvent

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which coenzyme is specifically involved in photosynthesis?

Coenzyme A

FADH2

NADPH

NADH

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main output of the light-dependent reactions?

ATP

Glucose

Carbon dioxide

Oxygen

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the role of Rubisco in the Calvin cycle?

It captures light energy.

It fixes carbon dioxide.

It transports hydrogen.

It releases oxygen.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do CAM plants differ from C3 plants in terms of photosynthesis?

CAM plants only photosynthesize in the dark.

CAM plants store carbon dioxide at night.

CAM plants use oxygen instead of carbon dioxide.

CAM plants do not perform photosynthesis.

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