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9th Grade Photosynthesis Quizzes, Questions & Answers

Recent Photosynthesis Quizzes

Photosynthesis Warm Up 1

Questions: 15 | Attempts: 616 | Last updated: Mar 19, 2025

Sample Question
Photosynthesis:oxygen::

Respiration:darkness

Light reactions: dark reactions

Respiration: carbon dioxide

Oxygen:carbon dioxide

Quiz On Photosynthesis and Respiration!

Questions: 10 | Attempts: 711 | Last updated: Mar 20, 2025

Sample Question
Which words are missing from the equation for photosynthesis?: carbon dioxide (CO2) + ________ + sunlight ---> sugar + __________

Sugar, nitrogen

Energy, ATP

Water, oxygen

Oxygen, carbon dioxide

Unique Photosynthetic Pigment Quiz

Questions: 52 | Attempts: 354 | Last updated: Apr 9, 2025

Sample Question
If photosynthesising green algae are provided with CO2 synthesised with heavy oxygen (18O), later analysis will show that all but one of the following compounds produced by the algae contain the 18O label. That one is

RuBP

Glucose

PGAL.

PGA.

O2.

Biology Second Semester Exam Practice

Questions: 25 | Attempts: 679 | Last updated: Jul 28, 2025

Sample Question
How does water directly aid in light reactions?

Donates electrons to PS 1

Builds ATP

Donates electrons to PS 2

Absorbs H2O

General Biology Trivia Quiz On Photosynthesis!

Questions: 20 | Attempts: 1299 | Last updated: Mar 21, 2025

Sample Question
Which of these types of organisms produce the biosphere's food supply?

Consumers

Autotrophs

Heterotrophs

Photosynthesis: The Light-dependent Reactions

Questions: 27 | Attempts: 341 | Last updated: Apr 15, 2025

Sample Question
What metabolic reaction releases energy?

Exothermic

Endothermic

Catalyst

Botany Quiz: Photosynthesis and Cell Respiration

Questions: 15 | Attempts: 6348 | Last updated: Oct 4, 2025

Sample Question
Sunlight +6H20 + 6CO2--> C6H1206 +6O2What does the equation above represent?

Cell Respiration

Human Respiration

Photosynthesis

Solar Energy

Photosynthesis Quiz Questions and Answers For Grade 8

Questions: 32 | Attempts: 4054 | Last updated: Oct 22, 2025

Sample Question
Why do plants undergo photosynthesis?

Because they feel like it

To produce organic compounds that the plants can then use in respiration

To provide food for necessary functions

None of the above

Biology Exam Practice Quiz On Photosynthesis

Questions: 10 | Attempts: 275 | Last updated: Feb 19, 2025

Sample Question
Which of the following is NOT an example of a heterotroph?

Mushroom

Leopard

Grass

Human

Biology Test Chapters 5-6

Questions: 39 | Attempts: 187 | Last updated: May 2, 2025

Sample Question
__________ Is a metabolic pathway that converts solar energy into stored chemical energy

Cell Respiration

Photosynthesis

Activation Energy

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