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Eighth Grade (Grade 8) Biology Questions

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Grade 8 :: Biochemical Pathways by rebmidwife
What is the process where cells obtain energy from sugar molecules?
  1. biotic
  2. nitrogen cycle
  3. respiration
  4. food chains
Grade 8 :: Cell Structure and Function by Jackson_Dawg
Grade 8 :: Circulatory and Immune Systems by Gary_Lanham
Grade 8 :: Communities, Populations, and Ecosystems by Occulus
Grade 8 :: Circulatory and Immune Systems by sullz9999999999
What do red blood cells not do?
  1. Carry oxygen.
  2. Carry food and nutrients.
  3. Take carbon dioxide or waste away.
  4. Fight germs.
Grade 8 :: Biotic and Abiotic by Occulus
Circle the letter of EACH choice that is a biotic factor in a prairie dog ecosystem.
  1. Grass and other plants that the prairie dog eats
  2. Hawks, ferrets, and other animals that hunt prairie dogs
  3. The soil that provides the prairie dog with a home.
  4. Worms, fungi, and bacteria that also live in the soil.
Grade 8 :: Skin, Skeleton, and Muscles by Britt2108
The adult body is made up of how many bones?
  1. 350
  2. 206
  3. 296
  4. 256
  5. All the above
  6. None of the above
Grade 8 :: Biomes by Occulus
Ponds and lakes represent what type of biome?
  1. flowing-water
  2. wetlands
  3. standing-water
  4. intertidal zones
Grade 8 :: Cell Structure and Function by LBeth
Which best identifies the images in order: A, B, C, D?
Eukaryotic DNA Without Text Labels
  1. cell, chromosome, nucleus, DNA
  2. DNA, nucleus, chromosome, cell
  3. cell, nucleus, chromosome, DNA
  4. DNA, chromosome, nucleus, cell
Grade 8 :: Food Chains and Webs by sharrik
Which best describes the purpose of a food chain?
  1. shows what organisms eat which foods
  2. shows the importance of the sun's energy
  3. predator/prey relationships between organisms
  4. shows transfer of energy between trophic levels
Grade 8 :: Cell Structure and Function by LBeth
Which of the following best describes the function of "C" in the cell shown below?
Animal Cell
  1. protein builders
  2. supports cell shape
  3. controls cell activities
  4. releases energy from food
Grade 8 :: Food Chains and Webs by sharrik
Grade 8 :: Biochemical Pathways by Occulus
What are the products of photosynthesis?
  1. water (H2O) and glucose (C6H12O6)
  2. glucose (C6H12O6) and carbon dioxide (CO2)
  3. carbon dioxide (CO2) and water (H2O)
  4. glucose (C6H12O6) and oxygen (O2)
Grade 8 :: Biochemical Pathways by Occulus
Which of the following is TRUE statement about cellular respiration?
  1. Cellular respiration converts energy directly from the sun into energy stored in chemical bonds
  2. Cellular respiration cannot occur without sunlight
  3. Cellular respiration occurs in plant cells and in animal cells
  4. Cellular respiration is not a cycle with photosynthesis
Grade 8 :: Skin, Skeleton, and Muscles by Britt2108
What are the functions of the skeletal system?
  1. Provides frameworks and protective shields softer tissues
  2. Gives support
  3. Serve as attachments for muscles
  4. Act with muscles when body parts move
  5. All the above
  6. None of the above
Grade 8 :: Biomes by Occulus
Which biome has the most biodiversity?
  1. coniferous forest
  2. tropical rainforest
  3. desert
  4. deciduous forest
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