Biology (cells) pre-assessment quiz

According to cell theory

• All cells are approximately the same size

• All cells come from pre-existing cells

• All cells contain a nucleus

• Not all cells have DNA

Which of the following is NOT a type of cell

• Skin cell

• Prokaryotic cell

• Eukaryotic cell

• DNA cell

Where is the DNA usually found in our body cells?

• Nucleus

• Cytoplasm

• Cell membrane

• Ribosome

Which of the following statements is correct?

• Photosynthesis occurs in all cells

• Cell respiration creates glucose for plant cells

• Photosynthesis occurs in the chloroplasts of cells

• Cell respiration occurs in the chloroplasts of cells

Substances can move into and out of cells via the cell membrane. Some of these are passive (don't require energy) and other are active (require energy) to occur. Which of the following is NOT a passive process?

• Active transport

• Facilitated diffusion

• Osmosis

• Diffusion

New body cells arise from pre-existing cells through the process of

• binary fission

• mitosis

• meiosis

• cells splitting

Living things have characteristics that distinguish them from non-living things. For example, living things consist of cells while non-living things do not.

Describe 2 other characteristics that would indicate something is living.

The surface area to volume ratio of cells is critical to their survival.

State whether cells have a very large surface area to volume ratio, or a very small surface area to volume ratio.

Life on Earth includes huge numbers of microorganisms.

State the names of at least two types of microorganisms.

Describe the difference between an independent variable, dependent variable and controlled variables.