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Seventh Grade (Grade 7) Biochemical Pathways Questions

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Grade 7 Biochemical Pathways
The cell organelle where photosynthesis takes place is the                .
  1. cell wall
  2. nucleus
  3. vacuole
  4. chloroplast
Grade 7 Biochemical Pathways
Photosynthesis takes place in the
  1. chloroplasts.
  2. mitochondria.
  3. nucleus.
  4. Golgi apparatus.
Grade 7 Biochemical Pathways
In which process do producers use carbon dioxide, water, and sunlight to produce oxygen and glucose?
  1. nitrogen cycle
  2. photosynthesis
  3. precipitation
  4. water cycle
Grade 7 Biochemical Pathways
Plants use sunlight to make food in a process called                .
  1. respiration
  2. photosynthesis
  3. fermentation
  4. mitosis
Grade 7 Biochemical Pathways
The food produced by photosynthesis is
  1. sucrose.
  2. glucose.
  3. maltose.
  4. cellulose.
Grade 7 Biochemical Pathways
What cell function produces the opposite result of photosynthesis?
  1. cellular respiration
  2. endocytosis
  3. diffusion
  4. osmosis
Grade 7 Biochemical Pathways
What happens during photosynthesis?
  1. Plants take in oxygen and give off carbon dioxide.
  2. Plants take in oxygen and give off water.
  3. Plants take in glucose and give off carbon dioxide.
  4. Plants take in carbon dioxide and give off oxygen.
Grade 7 Biochemical Pathways
Which is not used by plants to conduct photosynthesis?
  1. carbon dioxide
  2. sunlight
  3. oxygen
  4. water
  5. All of these are used by plants.
Grade 7 Biochemical Pathways
What is the first part of photosynthesis?
  1. Kreb's cycle
  2. Calvin cycle
  3. Light reactions
  4. Glycolysis
Grade 7 Biochemical Pathways
How do plants use carbon dioxide in photosynthesis?
  1. It is used for cellular respiration.
  2. It is used to produce sunlight.
  3. It is used to produce sugar.
  4. It is released as a product of photosynthesis.
Grade 7 Biochemical Pathways
What is the process in which substances are broken down to release energy?
  1. succession
  2. cellular respiration
  3. transverse
  4. photosynthesis
Grade 7 Biochemical Pathways
What process occurs in a plant cell and uses light from the Sun and carbon dioxide to create energy?
  1. respiration
  2. cellular respiration
  3. photosynthesis
  4. osmosis
Grade 7 Biochemical Pathways
                is used in photosynthesis to capture light energy.
  1. Water
  2. Sunlight
  3. Carbon dioxide
  4. Chlorophyll
Grade 7 Biochemical Pathways
For the process of photosynthesis, what reactant is required?
  1. sunlight
  2. chlorophyll
  3. water
  4. carbon dioxide
  5. all of the above
Grade 7 Biochemical Pathways
What is the goal of cellular respiration?
  1. make food
  2. use food
  3. get rid of oxygen
  4. create ATP
Grade 7 Biochemical Pathways
What is the process of creating glucose from light energy?
  1. cellular respiration
  2. cellular transport
  3. photosynthesis
  4. glycolysis
Grade 7 Biochemical Pathways
How are cell respiration and photosynthesis connected?
  1. They both occur in the mitochondria.
  2. Photosynthesis makes glucose and oxygen, which are then used in cell respiration.
  3. Cell respiration makes oxygen, which is used by plants.
  4. Both are carried out by plants and animals.
Grade 7 Biochemical Pathways
The source of most energy for life is
  1. the Sun.
  2. oxygen.
  3. water.
  4. carbon dioxide.
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