Biology Final Exam Review

Photosynthesis uses sunlight to convert water and carbon dioxide into what?

• oxygen

• ATP

• high energy sugar and starch

• high energy sugar and starch and oxygen

Most plants appear green because chlorophyll

• absorbs green light

• does not absorb green light

• reflects violet light

• none of the above

Plants gather the sun’s energy with light-absorbing molecules called

• chloroplasts

• pigments

• glucose

• thylakoids

Which of the following contain a nucleus?

• bacteria

• prokaryote

• eukaryote

• virus

Which of the following is a function of the nucleus?

• stores DNA

• controls most of the cells processes

• contains information needed to made proteins

• all of the above

Which of the following organelles breaks down sugars to create energy?

• chloroplast

• cell membrane

• mitochondria

• ribosome

Diffusion is the movement of molecules from

• an area of high to low concentration

• an area of low to high concentration

• an area of equilibrium

• all of the above

An animal cell that is surrounded by fresh water will burst because the osmotic pressure causes

• water to move into the cell

• water to move out of the cell

• solutes to move into the cell

• solutes to move out of the cell

Photosynthesis is to chloroplasts as cellular respiration is to

• ribosome

• cytoplasm

• mitochondria

• nucleus

When during the cell cycle is a cell’s DNA replicated?

• G1

• S

• G2

• M