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Photosynthesis/Cell Respiration/Enzymes

Authored by Kiara Butler

Biology

9th Grade

NGSS covered

Used 301+ times

Photosynthesis/Cell Respiration/Enzymes
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This quiz covers fundamental concepts in cell biology, specifically focusing on photosynthesis, cellular respiration, and enzyme function. The content is appropriate for 9th grade high school biology students who are learning about energy transformation in living organisms. Students need to understand the complementary relationship between photosynthesis and cellular respiration, including their chemical equations, reactants, and products. They must grasp that photosynthesis occurs in chloroplasts and converts carbon dioxide and water into glucose and oxygen using light energy, while cellular respiration occurs in mitochondria and breaks down glucose using oxygen to produce ATP, carbon dioxide, and water. The enzyme questions require students to understand protein structure and function, including the lock-and-key mechanism, active sites, substrate binding, and the effects of denaturation. Students must recognize that enzymes are biological catalysts that lower activation energy to speed up chemical reactions, and that environmental factors like temperature and pH can alter enzyme shape and function. Created by Kiara Butler, a Biology teacher in US who teaches grade 9. This quiz serves as an excellent tool for formative assessment, allowing teachers to gauge student understanding of these interconnected biological processes before moving on to more complex metabolic pathways. The quiz works well as a review activity before unit tests, as homework to reinforce classroom learning, or as a warm-up to activate prior knowledge at the beginning of related lessons. Teachers can use this assessment to identify misconceptions about the relationship between photosynthesis and cellular respiration, particularly the common confusion about which organisms perform each process and how the equations relate to each other. The enzyme section effectively evaluates whether students understand the molecular basis of biochemical reactions. This quiz aligns with NGSS standards HS-LS1-5 (photosynthesis and cellular respiration) and HS-LS1-6 (energy and matter in organisms), as well as supporting understanding of HS-LS1-7 regarding biomolecules and their functions.

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22 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the purpose of cellular respiration?

To make food

to make energy in the form of ATP

No purpose

water

Tags

NGSS.HS-LS1-7

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In which way are photosynthesis and cellular respiration different?

Cellular respiration stores ATP, while photosynthesis releases ATP.

Cellular respiration produces oxygen, while photosynthesis uses oxygen.

Animals perform photosynthesis while plants perform cellular repiration

Photosynthesis uses carbon dioxide, while cellular respiration produces carbon dioxide.

Tags

NGSS.HS-LS2-5

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is the correct equation for cellular respiration?

6O2 + C6H12O6 --> 6CO2 + 6H2O + ATP

6O2 + C6H12O6 + ATP --> 6CO2 + 6H2O

6CO2 + 6H2O --> 6O2 + C6H12O6 + ATP

6CO2 + 6H2O + ATP --> 6O2 + C6H12O6

Tags

NGSS.HS-LS1-7

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which organelle performs PHOTOSYNTHESIS?

Chloroplast
Mitochondria

Tags

NGSS.HS-LS2-5

NGSS.HS-LS1-5

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which of the following is the correct equation for PHOTOSYNTHESIS?

CO2 + light + H2O --> O2 + C6H12O6

CO2 + C6H12O6 + H2O --> O2 + light

O2 + light + H2O --> CO2 + C6H12O6

CO2 + O2 + H2O --> Light+ C6H12O6

Tags

NGSS.HS-LS2-5

NGSS.HS-LS1-5

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What are the products of photosynthesis?

water and carbon dioxide
oxygen and glucose
oxygen and carbon dioxide
oxygen and water

Tags

NGSS.MS-LS1-6

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which gas is removed from the atmosphere during photosynthesis?

hydrogen
oxygen
nitrogen
carbon dioxide

Tags

NGSS.MS-LS1-6

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