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Seventh Grade (Grade 7) Biochemistry Questions

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Grade 7 Macromolecules
ATP and ADP are the same substance.
  1. True
  2. False
Grade 7 Biochemical Pathways
The stage of respiration that releases most of the energy in glucose occurs in the
  1. nucleus.
  2. cytoplasm.
  3. chloroplasts.
  4. mitochondria.
Grade 7 Biochemical Pathways
What product of photosynthesis do most living things need to survive?
  1. water
  2. oxygen
  3. chlorophyll
  4. carbon dioxide
Grade 7 Biochemical Pathways
What captures energy from sunlight during photosynthesis?
  1. solar cells
  2. stomata
  3. chlorophyll and other pigments
  4. carbohydrates
Grade 7 Macromolecules
What type of fat is liquid at room temperature?
  1. saturated
  2. unsaturated
Grade 7 Macromolecules
                do not mix with water.
  1. Proteins
  2. Lipids
  3. Amino acids
  4. Carbohydrates
Grade 7 Macromolecules
A molecule of ATP consists of
  1. adenosine, glucose, and two phosphate groups.
  2. adenosine, ribose, and three phosphate groups.
  3. adenosine and a long chain of phosphates.
  4. adenosine, ribose, and two phosphate groups.
Grade 7 Biochemical Pathways
Most chemical reactions in living organisms take place in mixtures called
  1. cytoplasm.
  2. nucleus.
  3. bases.
  4. solutions.
Grade 7 Biochemical Pathways
Cells use the energy available in food to make the final energy-rich compound of
  1. water.
  2. glucose.
  3. ATP.
  4. ADP.
Grade 7 Biochemical Pathways
In order to turn food into energy,                 must be present.
  1. carbon monoxide
  2. helium
  3. oxygen
  4. methane
Grade 7 Macromolecules
Inorganic nutrients, such as water and minerals, do not contain
  1. hydrogen.
  2. potassium.
  3. carbon.
  4. helium.
Grade 7 Biochemical Pathways
In order to turn food into energy,                 must be present.
  1. carbon monoxide
  2. helium
  3. oxygen
  4. methane
Grade 7 Macromolecules
                do not mix with water.
  1. Proteins
  2. Lipids
  3. Amino acids
  4. Carbohydrates
Grade 7 Biochemistry
A human can survive without water for only
  1. two days.
  2. five days.
  3. three days.
  4. one week.
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