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Macromolecules
Photosynthesis / Respiration
Cell Parts & Functions
Membrane Transport
Enzymes
100
Name two macromolecules that provide energy
Carbohydrates (short term) Lipids (stored)
100
In which cellular organelle does the following reaction take place? 6CO2 + 6H2O -> C6H12O6 + 6O2
Chloroplast
100
Allows certain materials to enter and exit the cell
Cell membrane
100

In osmosis, water always moves from _____ to _____

Water always moves from high concentration to low concentration


Osmosis is passive transport

100

What is the role of enzymes in chemical reactions?

A. Slow down reactions
B. Speed up reactions
C. Stop reactions completely
D. Store energy

B. Speed up reactions

200
Amino acids are the building block for which macromolecule?
Protein
200

Name the overall process that results in the production of ATP

Cellular respiration

200
Makes proteins
Ribosome
200

Osmosis is the movement of:


A. Oxygen molecules
B. Carbon dioxide molecules
C. Water molecules
D. Protein molecules

C. Water molecules

200

Enzymes are what type of macromolecule? 

A. Carbohydrates
B. Proteins
C. Lipids
D. Nucleic acids

B. Proteins

300
Fats, oils, and waxes are all examples of...
Lipids
300

The following are the products. Name the process AND the reactants...


CO2 + H2O

Cellular respiration


Reactants:

Glucose and O2

300
Gives the cell a rigid structure
Cell wall
300

Glucose moves into a cell with the help of a protein channel, but no energy is used. What type of transport is this?


A. Active transport
B. Facilitated diffusion
C. Osmosis
D. Endocytosis

B. Facilitated diffusion

300

An enzyme speeds up the breakdown of starch into sugars. What would likely happen if the enzyme were removed?


A. The reaction would not occur
B. The reaction would occur more slowly
C. The reaction would become faster
D. The reaction would not need energy

B. The reaction would occur more slowly

400

What is the primary function of nucleic acids in living organisms?

A. Store and transmit genetic information
B. Provide quick energy for cells
C. Build muscle tissue
D. Insulate and protect organs

A. Store and transmit genetic information

400

The ________ of photosynthesis are the _________ of cellular respiration

The products of photosynthesis are the reactants (starting materials) of cellular respiration.

400
Digests bacteria and worn out cell parts
Lysosome
400

Which type of transport requires energy from the cell?


A. Passive transport
B. Diffusion
C. Active transport
D. Osmosis  

C. Active transport

400

An enzyme fits with a substrate like a key fits into a lock. What does this comparison explain?


A. Enzymes are made of fats
B. Each enzyme works with only one type of substrate
C. Enzymes are used up in reactions
D. Enzymes cannot function in cells

B. Each enzyme works with only one type of substrate

500

What is the main function of proteins in the body?

A. Store genetic information
B. Provide insulation
C. Build and repair tissues
D. Supply quick energy

C. Build and repair tissues

500

In which organelle does cellular respiration mainly occur?


A. Nucleus
B. Mitochondria
C. Chloroplast
D. Ribosome  

B. Mitochondria

500
Produces energy (ATP)
Mitochondria
500

A cell is placed in salt water and begins to shrink. Which process explains this change?


A. Active transport
B. Endocytosis
C. Osmosis
D. Diffusion

C. Osmosis

500

Which factor does not affect enzyme activity?


A. Temperature
B. pH level
C. Type of substrate
D. Color of the enzyme

D. Color of the enzyme