Science Chapter 1 Test (4th)

What is the smallest unit of a living thing?

• cell

• virus

How are plant and animal cells similar?

• both contain chloropasts

• both have a cell membrane

Look carefully at the illustration of the animal cell: What is the job of the nucleus?

• controls the cell's activities

• traps the Sun's energy for the cell

Which statement is true of cell?

• cells that look similar can have different jobs

• plant and animal cells have all the same parts

Why would you use a microscope?

• to treat an illness

• to study the small details of a cell

Which kingdom lives on land and absorbs its food from other living and nonliving things?

• fungi

• plants

What is the second part of an organism's scientific name?

• genus

• species

Look carefully at the illustration of liverworts: what best describes these plants?

• vertebrate

• nonvascular

Which is true about how pine trees reproduce?

• They make spores inside of pine cones

• They make seeds but do not have flowers

Why would a scientist classify an animal a vertebrate?

• it has a backbone

• it can live on the land