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Eighth Grade (Grade 8) Biology Questions

You can create printable tests and worksheets from these Grade 8 Biology questions! Select one or more questions using the checkboxes above each question. Then click the add selected questions to a test button before moving to another page.

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Grade 8 Human Reproduction
Sex organs develop rapidly during                .
  1. fertilization
  2. puberty
  3. menstration
  4. ovulation
Grade 8 Human Reproduction
Grade 8 Cell Structure and Function
Grade 8 Cell Structure and Function
Grade 8 Biochemical Pathways
What is the process where cells obtain energy from sugar molecules?
  1. biotic
  2. nitrogen cycle
  3. respiration
  4. food chains
Grade 8 Human Reproduction
Grade 8 Cell Structure and Function
Grade 8 Cell Structure and Function
Grade 8 Skin, Skeleton, and Muscles
Which of these is NOT a function of the skeletal system?
  1. Production of red blood cell
  2. Storage of fat and calcium
  3. Protection of the body's organs
  4. Helps with movement
  5. Supporting the body
  6. Digesting food
Grade 8 Human Reproduction
Grade 8 Human Reproduction
This structure protects and cushions the embryo.
  1. umbilical cord
  2. scrotum
  3. amniotic sac
  4. placenta
Grade 8 Cell Structure and Function
Grade 8 Human Reproduction
Grade 8 Respiration, Digestion, and Excretion
What does the pancreas do?
  1. cleans blood
  2. absorbs nutrients
  3. It releases powerful digestive enzymes into the small intestine to aid the digestion of food.
  4. It releases the hormones insulin and glucagon into the bloodstream.
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