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Sixth Grade (Grade 6) Biology Questions

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Grade 6 Biomes
In what region is Arizona?
  1. tundra
  2. desert
  3. tropical
  4. polar
Grade 6 Circulatory and Immune Systems
The largest artery in the body is the
  1. femur.
  2. aorta.
  3. pulmonary.
  4. carotid.
Grade 6 Circulatory and Immune Systems
What is the movement of blood through the heart and body?
  1. pumping
  2. circulation
  3. breathing
  4. locomotion
Grade 6 Nervous and Endocrine Systems
The eyes, ears, nose, and tongue are                 organs.
  1. special
  2. big
  3. sense
  4. six
Grade 6 Respiration, Digestion, and Excretion
What can stomach, or gastric, juices dissolve?
  1. starches and fat
  2. fat only
  3. proteins
  4. all of the above
Grade 6 Nervous and Endocrine Systems
Identify parts of the brain. (Select all that apply.)
  1. forebrain
  2. esophagus
  3. brain stem
  4. trachea
  5. hindbrain
  6. liver
Grade 6 Botany
The part of the pistil that receives the pollen is the
  1. style.
  2. anther.
  3. sepal.
  4. stigma.
Grade 6 Botany
How are vascular plants classified?
  1. by the type of flower they produce
  2. by the type of root system
  3. by how the seeds are produced
  4. by the type of leaf
Grade 6 Circulatory and Immune Systems
These blood cells carry oxygen to all the body's cells.
  1. white blood cells
  2. red blood cells
  3. platelets
  4. plasma
Grade 6 Cell Structure and Function
The jellylike substance that fills the cell is cytoplasm.
  1. True
  2. False
Grade 6 Cell Structure and Function
Robert Hooke discovered cells.
  1. True
  2. False
Grade 6 Nervous and Endocrine Systems
The organ considered to be the processing center of the body is the
  1. brain cells.
  2. brain.
  3. brain stem.
Grade 6 Botany
In fall and winter, many trees lose their leaves in response to cooler temperatures and
  1. a decrease in the average wind speed.
  2. fewer hours of daylight.
  3. an increase in humidity.
  4. more direct sunlight.
Grade 6 Food Chains and Webs
Animals that eat only other animals are
  1. carnivores.
  2. herbivores.
  3. omnivores.
  4. scavengers.
  5. decomposers.
Grade 6 Botany
Fall - Acorns - SmallFall - Apple - Small
Which statement is true for the type of tree each fruit comes from?
  1. Both fruits come from gymnosperms.
  2. Both fruits come from angiosperms.
  3. The acorns come from a gymnosperm, and the apple comes from an angiosperm.
  4. The apple comes from a gymnosperm and the acorns come from an angiosperm.
Grade 6 Skin, Skeleton, and Muscles
The muscles help keep the body's organs cool.
  1. True
  2. False
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