What is the definition of photosynthesis?

Understanding Photosynthesis

Quiz
•
Others
•
5th Grade
•
Hard
Abril Genesis Machicado Villca
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Photosynthesis is the process by which organisms convert light energy into chemical energy.
Photosynthesis is the process of converting chemical energy into light energy.
Photosynthesis is the breakdown of glucose to release energy.
Photosynthesis occurs only in animals during the night.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the two main phases of photosynthesis?
Photosynthesis and respiration
Light absorption and energy storage
Light-dependent reactions and light-independent reactions (Calvin cycle)
Chlorophyll activation and glucose production
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is photosynthesis important for plants?
Photosynthesis is a process that occurs only at night.
Photosynthesis is important for plants because it produces the energy they need to grow and thrive.
Photosynthesis allows plants to produce flowers and fruits.
Photosynthesis helps plants absorb water from the soil.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does photosynthesis benefit animals and humans?
Photosynthesis provides oxygen for respiration and glucose for energy, benefiting animals and humans.
Photosynthesis is only beneficial for plants.
Photosynthesis creates heat energy for animals.
Photosynthesis produces carbon dioxide for animals.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What factors can affect the rate of photosynthesis?
Soil pH levels
Light intensity, carbon dioxide concentration, temperature, and water availability.
Humidity levels
Wind speed
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does light intensity influence photosynthesis?
Higher light intensity increases the rate of photosynthesis up to a saturation point.
Photosynthesis only occurs in complete darkness.
Light intensity has no effect on photosynthesis rates.
Higher light intensity decreases the rate of photosynthesis.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What role does carbon dioxide play in photosynthesis?
Carbon dioxide is a byproduct of photosynthesis.
Carbon dioxide is used to absorb sunlight during photosynthesis.
Carbon dioxide is a reactant in photosynthesis, used to produce glucose and oxygen.
Carbon dioxide is not involved in the process of photosynthesis.
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does temperature affect the process of photosynthesis?
Temperature has no effect on photosynthesis.
Temperature affects photosynthesis by influencing enzyme activity and gas exchange, with optimal temperatures increasing the rate and extreme temperatures decreasing it.
Higher temperatures always enhance photosynthesis regardless of other factors.
Photosynthesis only occurs at a constant temperature of 25°C.
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