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Sixth Grade (Grade 6) Biology Questions

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Grade 6 Anatomical Organization
A group of tissues that work together to perform a specific function is
  1. an organ system.
  2. a cell structure.
  3. an organ, like your skin.
  4. cell differentiation.
Grade 6 Circulatory and Immune Systems
These blood cells protect the body from illness.
  1. red blood cells
  2. white blood cells
  3. platelets
  4. capillaries
Grade 6 Skin, Skeleton, and Muscles
What do tendons do?
  1. connect bones together
  2. connect muscle to bone
  3. keep bones from rubbing against each other
Grade 6 Biochemical Pathways
What is the major fuel used for all cell activities that require energy?
  1. ATP
  2. ADP
  3. Sugar
  4. Lipids
Grade 6 Botany
The part of the stamen that produces pollen is the
  1. pistil.
  2. anther.
  3. style.
  4. sepals.
Grade 6 Cell Structure and Function
How many chromosomes are in a normal human cell?
  1. 13
  2. 23
  3. 46
  4. 92
Grade 6 Botany
Which step does not occur in photosynthesis?
  1. Oxygen exits the leaf through open stomata.
  2. Vascular tissue transports water and sugar.
  3. Root hairs increase the amount of water absorbed by the plant.
Grade 6 Cell Structure and Function
In the human body there are different kind of cells.
  1. True
  2. False
Grade 6 Anatomical Organization
What is a body system?
  1. an organ that carries out all the bodily functions
  2. organs working together to perform specific jobs
  3. the functions of the brain
Grade 6 Cell Structure and Function
Which chemical is the biggest component of any cell?
  1. water
  2. protein
  3. carbohydrates
  4. acid
Grade 6 Zoology
Which group of animals are mammals?
  1. chicken, ducks, and geese
  2. dogs, cows, horses, and cats
  3. spiders, grasshoppers, and mosquitoes
  4. fish, crocodiles, and whales
Grade 6 Macromolecules
What nucleic acid provides the blueprint for all traits?
  1. RNA
  2. DNA
  3. tRNA
  4. mRNA
Grade 6 Anatomical Organization
Which is the smallest?
  1. cell
  2. atom
  3. molecule
  4. cell membrane
Grade 6 Botany
Fall - Acorns
Which word best describes the image?
  1. leaf
  2. fruit
  3. stem
  4. flower
Grade 6 Circulatory and Immune Systems
The heart is a muscle located behind your lungs that is is always moving and never gets tired. It pumps blood
  1. only to the brain.
  2. to all the parts of the body.
  3. only to the lungs.
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