Life Science End of Year Review

Many ideas concerning cells have been proven and incorporated into the cell theory.

Which of the following is not part of the cell theory?

• All functions may be carried out by cells.

• All cells come from other cells.

• All cells reproduce through meiosis.

• All living things are composed of one or more cells.

The various organized structures present in the cytoplasm are called organelles.

Which of the following organelles is responsible for the release of energy to support

cell activities?

• Mitochondrion

• Nucleus

• ER

• Vacuole

Which cellular structure allows certain materials to pass in and out of the cell?

• Cell membrane 

• Nucleus 

• Vacuole 

• Cytoplasm 

The function of a cell nucleus is to–

• Transport substances around the cell

• Digest foreign substances

• Help the cell expel waste

• Direct the activities of the cell

Which of these processes helps extract energy from food?

• Excretion 

• Reproduction

• Digestion

• Circulation

One way plants and animals are alike is that they both–

• Move to get their food

• Use oxygen 

• Use carbon dioxide 

• Make their own food 

Which of the following do typical plant cells have that typical animal cells do not?

• Cytoplasm 

• Chloroplasts 

• Mitochondria 

• Nuclei 

During mitosis, the doubling of chromosomes ensures that both new cells–

• Have identical genetic makeup

• Serve different functions

• Remain attached to each other

• Are twice the size of the parent cell

Most of the hereditary information within the cell is carried in the–

• golgi bodies 

• ribosomes 

• chromosomes 

• vacuoles

Which of these structures is made up of all of the others?

• Systems 

• Tissues

• Cells

• Organs