Q:1-In order of increasing wavelength, the color spectrum ranges in the order of blue-yellow-orange-red. Which of the following statements is true about the relationship between wavelength and photosynthesis?
Mark one answer:
With increasing wavelength, photosynthesis increases.
With increasing wavelength, photosynthesis decreases.
With increasing wavelength, photosynthesis decreases, then increases.
With increasing wavelength, photosynthesis increases, then decreases.

Q:6-Which of the following is part of the cytoskeleton?
Mark one answer:
Cytoplasm
Flagella
Ribosomes
Golgi bodies

Q:7-In the carbon cycle, carbon dioxide is returned to the atmosphere immediately following:
I. Photosynthesis
II. Death
III. Respiration
Mark one answer:
I only
II only
III only
II and III only

Q:8-In an experiment, mice were infected with helminthes and observed for population change. It was found that mice became sickly and the population decreased. This relationship is an example of ________.
Mark one answer:
Commensalism
Parasitism
Mutualism
Competition

Q:9-Which of the following can greatly affect the speed of an enzymatic reaction?
I. pH
II. temperature
III. presence of inhibitors
Mark one answer:
I only
II only
III only
I, II, and III only

Q:10-A mutation in DNA that changes the DNA sequence but does not alter the amino acid of a protein is known as _____.
Mark one answer:
Silent mutation
Frameshift mutation
Insertion mutation
Deletion mutation