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Grade 7 Cell Structure and Function
Grade 7 Cell Structure and Function
Cells can die or become damaged. What cell process replaces dead or damaged cells?
  1. Cells divide to make new cells.
  2. Cells multiply by cellular respiration.
  3. Cells take in new cells through endocytosis.
  4. Cells grow larger to make up for the lost cells.
Grade 7 Cell Structure and Function
Grade 9 Cell Structure and Function
Most cell membranes mainly consist of
  1. DNA and ATP
  2. proteins and lipids
  3. chitin and starch
  4. nucleotides and amino acids
Grade 6 Cell Structure and Function
A substance has to pass through various parts of a plant cell before reaching the nucleus. Which of the following shows the correct order of these parts?
  1. cell wall, cytoplasm, cell membrane
  2. cell wall, cell membrane, cytoplasm
  3. cell membrane, cell wall, cytoplasm
  4. cell membrane, cytoplasm, cell wall
Grade 7 Cell Structure and Function
What is the portion of the endoplasmic reticulum that is free of ribosomes called?
  1. smooth endoplasmic reticulum
  2. rough endoplasmic reticulum
Grade 7 Cell Structure and Function
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