Chapter 2 How Cells Function Question Preview (ID: 43115)

Biomolecules, Photosynthesis, Cellular Respiration, Osmosis, Cell Transport. TEACHERS: click here for quick copy question ID numbers.

How much of a cell is made up of water?
a) 30 percent
b) 50 percent
c) 70 percent
d) 90 percent

How many layers of lipids make up the cell membrane?
a) 1
b) 2
c) 3
d) 4

Which biomolecule is made up of amino acids?
a) carbohydrate
b) lipid
c) protein
d) nucleic acid

Which biomolecule holds the genetic information?
a) carbohydrate
b) lipid
c) protein
d) nucleic acid

What biomolecule is the main part of cell membranes?
a) carbohydrate
b) lipid
c) protein
d) nucleic acid

What biomolecule provides structure and stores energy in cells?
a) carbohydrate
b) lipid
c) protein
d) nucleic acid

What is the name of the process in which bonds between atoms are broken or new bonds are formed?
a) physical reaction
b) atomic reaction
c) chemical reaction
d) nucleic reaction

What two elements make up a water molecule?
a) carbon and oxygen
b) hydrogen and oxygen
c) carbon and hydrogen
d) helium and oxygen

Which three elements make up most of the human body?
a) oxygen, carbon, hydrogen
b) carbon, hydrogen, nitrogen
c) oxygen, carbon, nitrogen
d) oxygen, carbon, calcium

What process do plant cells use to change the energy in sunlight into the chemical energy in glucose?
a) cellular respiration
b) osmosis
c) diffusion
d) photosynthesis

What two processes are used by cells to release energy from glucose?
a) photosynthesis and cellular respiration
b) photosynthesis and fermentation
c) cellular respiration and fermentation
d) fermentation and diffusion

In which organelle does cellular respiration occur?
a) chloroplast
b) mitochondrion
c) nucleus
d) ribosome

Where does fermentation occur in the cell?
a) cytoplasm
b) mitochondrion
c) nucleus
d) chloroplast

What are two types of passive transport?
a) diffusion and fermentation
b) cytokinesis and diffusion
c) diffusion and osmosis
d) cytokinesis and osmosis

What is happening when water molecules move into and out of cells through a membrane?
a) active transport
b) fermentation
c) cytokinesis
d) osmosis

What is the process of using energy to move materials through a membrane?
a) passive transport
b) diffusion
c) active transport
d) osmosis

How does cell size affect how the cell moves materials into and out of the cell?
a) Smaller cells are more efficient.
b) Smaller cells are less efficient.
c) Larger cells use more cytoplasm to be efficient.
d) Larger cells have more places to move materials more efficiently.

What type of cells use cellular respiration?
a) plant cells only
b) animal cells only
c) both plant and animal cells
d) neither plant nor animal cells

Which of the following is a cellular process that releases energy that a cell can use?
a) osmosis
b) active transport
c) photosynthesis
d) cellular respiration

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