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Eighth Grade (Grade 8) Biology Questions

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Grade 8 Microbiology
Which of the following is considered to be smallest in size?
  1. bacterium
  2. red blood cell
  3. virus
  4. lymphocyte
Grade 8 Cell Structure and Function
Grade 8 Cell Structure and Function
Grade 8 Biochemical Pathways
Which of the following statements correctly distinguishes respiration from photosynthesis?
  1. Photosynthesis needs oxygen, while respiration needs water
  2. Photosynthesis needs carbon dioxide, while respiration needs oxygen and sugars
  3. Photosynthesis makes oxygen, while respiration makes water
  4. Photosynthesis makes water, while respiration makes carbon dioxide
Grade 8 Cell Structure and Function
Grade 8 Communities, Populations, and Ecosystems
Grade 8 Cell Structure and Function
Lysosomes in the cell work to
  1. get rid of waste
  2. gives us protein
  3. store all information
  4. transport materials
Grade 8 Cell Structure and Function
Grade 8 Cell Structure and Function
Which of the following can be encountered in both plant and animal cells?
  1. Cell wall, ER, & Golgi body
  2. Cell wall, Cytoplasm, & Golgi body
  3. Nucleolus, Ribosomes, ER
  4. All of above
Grade 8 Cell Structure and Function
A cell membrane will work to
  1. store all information
  2. give the cell support
  3. keep things in and out of the cell
  4. get rid of waste
Grade 8 Cell Structure and Function
Grade 8 Cell Structure and Function
Which of the following accurately describes a function of the cytoskeleton in a living cell?
  1. maintaining cell shape
  2. movement
  3. contraction
  4. all of the above
Grade 8 Cell Structure and Function
Grade 8 Skin, Skeleton, and Muscles
Which tissue covers your body, as well as many organs?
  1. muscle tissue
  2. nervous tissue
  3. epithelial tissue
Grade 8 Nervous and Endocrine Systems
The nervous system is divided into two main parts, the Central Nervous System and the
  1. Southern Nervous System
  2. Cerebral Nervous System
  3. Polar Nervous System
  4. Peripheral Nervous System
Grade 8 Nervous and Endocrine Systems
Which tissue transmits messages about sounds and smells to the brain?
  1. muscle tissue
  2. nervous tissue
  3. epithelial tissue
Grade 8 Skin, Skeleton, and Muscles
Which tissue contracts to move blood?
  1. muscle tissue
  2. nervous tissue
  3. epithelial tissue
Grade 8 Cell Structure and Function
The endoplasmic reticulum is considered to be an extension of
  1. cell membrane
  2. outer nuclear membrane
  3. inner nuclear membrane
Grade 8 Cell Structure and Function
Which phase of meiosis involves crossing over?
  1. Metaphase I
  2. Anaphase II
  3. Prophase II
  4. Prophase I
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