Photosynthesis Regents questions
Authored by Renesha Edwards
Biology
9th Grade
NGSS covered
Used 371+ times
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About
This quiz focuses on photosynthesis, covering the fundamental concepts that high school biology students need to master for success on state standardized assessments. The questions span from basic structural knowledge to complex biochemical processes, making this appropriate for 9th-grade biology students who are building their understanding of cellular energy processes. Students must demonstrate knowledge of stomata function and gas exchange, identify the reactants and products of photosynthesis, understand the role of chloroplasts and chlorophyll in energy conversion, and analyze how environmental factors affect photosynthetic rates. The quiz also requires students to connect photosynthesis to broader ecological concepts, including energy flow through ecosystems and the role of producers in carbon cycling. To succeed, students need to understand the photosynthesis equation, recognize light energy to chemical energy transformations, and apply their knowledge to real-world scenarios involving plant growth and atmospheric carbon dioxide levels. Created by Renesha Edwards, a Biology teacher in the US who teaches grade 9. This quiz serves as an excellent review tool for students preparing for state biology assessments, particularly those following Regents-style formatting and rigor. Teachers can deploy this as a comprehensive formative assessment to identify knowledge gaps before summative testing, use individual questions as warm-up activities to reinforce daily lessons, or assign it as homework to strengthen student understanding of photosynthetic processes. The variety of question formats—from basic recall to application-level thinking—makes this resource valuable for differentiated instruction and test preparation. This assessment aligns with NGSS HS-LS1-5 (modeling photosynthesis as a process that transforms light energy into stored chemical energy) and supports Common Core scientific literacy standards by requiring students to analyze data, interpret biological processes, and apply knowledge to novel situations involving energy transformations in living systems.
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24 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
A student notices pairs of cells with an opening on the bottom of a leaf while looking it under the microscope. The main purpose of these openings and the cells around them is
removing excess sugars
synthesis of carbon dioxide
regulating gas exchange
purification of water
Tags
NGSS.MS-LS1-6
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
a student placed a test tube containing a plant near a light source. He then counted the number of bubbles released by the plant in 1 minute. The gas that was produced was most likely
carbon dioxide
oxygen
nitrogen
all of these
Tags
NGSS.MS-LS1-6
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
the level of carbon dioxide in our atmosphere has been increasing dramatically. It has been said that growing green plants would help slow this increase. The best explanation for this is that plants
serve as food for herbivores
serve as a nonrenewable resource
remove carbon dioxide from the atmosphere during respiration
remove carbon dioxide from the atmosphere during photosynthesis
Tags
NGSS.MS-LS1-6
NGSS.MS-LS2-3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
the 2 diagrams represent a sugar molecule and a fat molecule that are used by living organisms. Which statement best describes these 2 molecules?
sugar molecules are inorganic and fat molecules are organic
sugar molecules are organic and fat molecules are inorganic
energy for life process can be stored in the chemical bonds of both molecules
energy for life processes can be stored wihin the chemical bonds on sugar molecules only
Tags
NGSS.HS-LS1-7
NGSS.HS-LS2-3
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
over time, a tree that once had a total mass of 300g increased in mass to 3000 kg. This increase in mass comes mostly from
soil that all plants need to grow
oxygen that enters through the leaf openings
chloroplasts that enter the roots and move to the leaves
carbon dioxide that enters through the leaf openings
Tags
NGSS.MS-LS1-6
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is the correct equation for PHOTOSYNTHESIS?
Tags
NGSS.MS-LS1-6
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which organisms perform Photosynthesis?
Tags
NGSS.MS-LS1-6
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