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Biology Questions - All Grades

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Grade 6 Cell Structure and Function
The fact that all cells are produced from other cells is a part of
  1. cell theory
  2. plate tectonics
  3. continental drift
  4. scientific method
Grade 7 Respiration, Digestion, and Excretion
Where does the digestive system begin?
  1. Esophagus
  2. Stomach
  3. Mouth
  4. Feet
Grade 10 Cell Structure and Function
Which of these accurately describes osmosis?
  1. The direction of the water flow is opposite of the gradient for the solute diffusion.
  2. The movement of water across a membrane. The solute is not permitted to diffuse by the membrane. The direction of the water flow is the same as the gradient for the solute diffusion.
  3. The movement of particles of solute from high concentration to low concentration when water cannot cross the cell membrane.
  4. The movement of particles across a cell membrane using energy derived from ATP
Grade 9 Macromolecules
Grade 9 Biotic and Abiotic
Grade 7 Cell Structure and Function
What is an organelle?
  1. Part of a cell that has a specific function (job)
  2. Part of a cell that doesn't do anything
  3. Part of a cell that makes proteins
  4. Part of a cell that gets rid of waste
Grade 8 Human Reproduction
Sex organs develop rapidly during                .
  1. fertilization
  2. puberty
  3. menstration
  4. ovulation
Grade 7 Respiration, Digestion, and Excretion
A muscular tube that connects the mouth to the stomach
  1. Esophagus
  2. Duodenum
  3. Digestive Tract
  4. Trachea
Grade 7 Biochemical Pathways
Grade 7 Skin, Skeleton, and Muscles
Which two body systems work together to make movement possible?
  1. skeletal and muscular systems
  2. lungs and heart
  3. respitory system
Grade 7 Biotic and Abiotic
Grade 9 Cell Structure and Function
If a cell contains a nucleus, it must be a(n)                 .
  1. plant cell
  2. eukaryotic cell
  3. animal cell
  4. prokaryotic cell
Grade 7 Respiration, Digestion, and Excretion
Where is hydrochloric acid added to the food mass?
  1. mouth
  2. stomach
  3. small intestine
  4. large intestine
Grade 8 Human Reproduction
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