Ecology Ch 5 Practice Exam

Which of the following statements about energy sources is correct?

a. Kinetic energy is stored in atomic bonds

b. Organisms rely on kinetic energy

c. Radiant energy is captured by autotrophs

d. Chemical energy determines the rates of metabolism

c. Radiant energy is captured by autotrophs

What is an autotroph?

a. Obtain energy from organic compounds

b. Consume living organic matter

c. Gather energy via chemosynthesis

d. Consume non-living organic matter

c. Gather energy via chemosynthesis

Which of the following is an example of a parasite?

a. Dodder

b. Lichen

c. Sea slugs

d. Woodpeckers

a. Dodder

Which is the correct photosynthesis equation?

a. 6CO₂ + 6H₂O → C₆H₁₂O₆ + 6O₂

b. 6H₂O → 6C₆H₁₂O₆ + 6O₂

c. 6CO + 6H₂O → C₆H₁₂O₆ + 6O₂

d. C₆H₁₂O₆ + 6O₂ → 6CO₂

a. 6CO₂ + 6H₂O → C₆H₁₂O₆ + 6O₂

The C4 Pathway

a. Is associated with cacti

b. Exists in normal conditions

c. Pumps extra CO2 to the Calvin Cycle

d. All of the above

c. Pumps extra CO2 to the Calvin Cycle

Primary producers are classified as...

a. Detritivores

b. Consumers

c. Autotrophs

d. Heterotrophs

c. Autotrophs

In low water availability, plants must close their ____.

a. Stem

b. Apical buds

c. Axils

d. Stomata

d. Stomata