Science Quarterly Review

Which one of the following is a characteristic of life?

• Growth
• Breathing
• Expelling toxins
• Photosynthesis

The basic unit of life is called a (n)

• atom
• compound
• cell
• energy

A worm turns away from light is an example of a worm

• reproducing
• doing cellular respiration
• having cells
• responding to its environment

Which of the following characteristics of living things best explain a cat having a litter of kittens?

• living things respond to their environment
• living things maintain homeostasis
• living things reproduce
• living things are based on a genetic code

The second part of Cell Theory states: "All living organisms are made up of cells."

• True
• False
• I don't know
• If you say so

All cells come from___________ cells.

• pregnant
• pre-existing
• paternal
• pin size

When observing cells, which of the following pieces of equipment is most appropriate?

• Hand lens
• Telescope
• Petri dish
• Microscope

Which of the following is NOT one of the basic points of Cell Theory?

• All living things are made of cells.
• The cell is the smallest living thing that can perform all the functions of life.
• Cells are too small to see without a microscope.  
• All cells must come from pre-existing cells.

Fungi, Plants, and Animals

• Unicellular organisms 
• Multicellular organisms

Multicellular Organisms

• Made of 1 cell
• Made of more than 1 cell