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Tenth Grade (Grade 10) Biochemical Pathways Questions

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Grade 10 Biochemical Pathways
The formula ENERGY+6CO2+6H2O→C6H12O6+6O2 gives the overall products and reactants for
  1. photosynthesis.
  2. cellular respiration.
  3. cellular transport.
  4. the Krebs cycle.
  5. the Calvin cycle.
Grade 10 Biochemical Pathways
This word describes a form of cellular respiration that does NOT need oxygen.
  1. aerobic
  2. anaerobic
  3. equilibrium
  4. pigment
  5. substrate
Grade 10 Biochemical Pathways
During cellular respiration, organisms produce
  1. oxygen.
  2. nitrogen.
  3. carbon dioxide.
  4. carbon.
Grade 10 Biochemical Pathways
All these factors are examples of how carbon moves through the carbon cycle EXCEPT
  1. biological processes like photosynthesis and respiration.
  2. biological processes like evaporation and transpiration.
  3. geochemical processes like erosion and volcanic activity.
  4. human activities like mining, deforestation, and fossil fuel usage.
Grade 10 Biochemical Pathways
The two halves of photosynthesis are
  1. light dependent and light independent.
  2. productive and nonproductive.
  3. carbon dependent and carbon independent.
Grade 10 Biochemical Pathways
What are the stages of cellular respiration?
  1. glycolysis
  2. Krebs cycle
  3. electron transport
  4. all of the above
Grade 10 Biochemical Pathways
What is the process that most organisms use to access the energy needed for the activities of life?
  1. photosynthesis
  2. active transport
  3. diffusion
  4. cellular respiration
Grade 10 Biochemical Pathways
What are the reactants of cellular respiration?
  1. glucose and oxygen
  2. oxygen and carbon dioxide
  3. water and oxygen
  4. glucose and carbon dioxide
Grade 10 Biochemical Pathways
The last stage of aerobic respiration is
  1. the light reaction.
  2. the Krebs cycle.
  3. the Calvin cycle.
  4. electron transport.
Grade 10 Biochemical Pathways
What do both plants and animals use oxygen for?
  1. respiration
  2. breathing
  3. photosynthesis
  4. transpiration
Grade 10 Biochemical Pathways
What is released during cellular respiration?
  1. oxygen
  2. energy
  3. salt
  4. light
Grade 10 Biochemical Pathways
Which is a description of cellular respiration?
  1. aerobic production of ATP from glucose
  2. inhibition of the enzyme that produces prostaglandins
  3. oxidation of glucose to produce two pyruvate molecules
  4. exchange of gases by the lungs
  5. blocking of active site of enzymes in bacteria that make cell walls
Grade 10 Biochemical Pathways
Chemical energy is used to produce carbohydrates in the process of
  1. photosynthesis.
  2. respiration.
  3. chemosynthesis.
  4. mitosis.
Grade 10 Biochemical Pathways
Aerobic cellular respiration processes occur in the
  1. cytoplasm.
  2. cell membrane.
  3. mitochondria.
Grade 10 Biochemical Pathways
The Krebs cycle occurs in the
  1. chloroplast.
  2. mitochondria.
  3. cytoplasm.
  4. endoplasmic reticulum.
Grade 10 Biochemical Pathways
What are the three stages of cellular respiration?
  1. glycolysis, Kreb’s cycle, and electron transport chain
  2. glycolysis, Kreb’s cycle, and exocytosis
  3. phagocytosis, Kreb’s cycle, and electron transport chain
Grade 10 Biochemical Pathways
A plant captures the Sun’s rays to make glucose. Which characteristic of life is demonstrated?
  1. cell organization
  2. obtaining energy
  3. homeostasis
  4. reproduction
Grade 10 Biochemical Pathways
Which process occurs in both photosynthesis and respiration?
  1. Chemiosmosis
  2. Glycolysis
  3. Calvin cycle
  4. Krebs cycle
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