BIOLOGY 1120 EXAM WITH CORRECT
ANSWERS 2025
Which elements are responsible for the greatest amount of a ( corre
plant's mass? answers ) Carbon, hydrogen, oxygen ct
Which elements are most often the limiting nutrients for plant growth?
( correct answers ) Potassium, nitrogen, phosphorus
If cells in the are removed, the root will no longer respond to
gravity. ( correct answers )
Root cap
You have discovered a new species of flowering plant. It has red, tube-
shaped flowers with large volumes of nectar. The primary pollinator is likely:
( correct answers )
Hummingbirds
Carnivorous plants such as pitcher plants and venus fly traps eat animals to
obtain: ( correct answers )
Nitrogen
Conifers, grasses and many trees are pollinated largely by: ( correct
answers ) Wind
A pump protein that brings one proton into the cell at the same time as
transporting another ion out of the cell is called a: ( correct answers )
Antiporter
Perennial plants always flower multiple times during their lifespan, true
or false? ( correct answers )
False
Gibberellin hormones have the following effect on plants: ( correct
answers ) Promote the growth of stems
Plants needs Nitrogen to produce: ( correct answers ) Chlorophyll, DNA,
and amino acids
Light-colored flowers with long nectar tubes that are open at night and
produce musky scents are likely pollinated by: ( correct answers ) Moths
What is etiolation? ( correct answers ) A response to lack of light
Nitrogen fixation in legume plants occurs via symbiosis between plant
roots and: ( correct answers )
Bacteria
ANSWERS 2025
Which elements are responsible for the greatest amount of a ( corre
plant's mass? answers ) Carbon, hydrogen, oxygen ct
Which elements are most often the limiting nutrients for plant growth?
( correct answers ) Potassium, nitrogen, phosphorus
If cells in the are removed, the root will no longer respond to
gravity. ( correct answers )
Root cap
You have discovered a new species of flowering plant. It has red, tube-
shaped flowers with large volumes of nectar. The primary pollinator is likely:
( correct answers )
Hummingbirds
Carnivorous plants such as pitcher plants and venus fly traps eat animals to
obtain: ( correct answers )
Nitrogen
Conifers, grasses and many trees are pollinated largely by: ( correct
answers ) Wind
A pump protein that brings one proton into the cell at the same time as
transporting another ion out of the cell is called a: ( correct answers )
Antiporter
Perennial plants always flower multiple times during their lifespan, true
or false? ( correct answers )
False
Gibberellin hormones have the following effect on plants: ( correct
answers ) Promote the growth of stems
Plants needs Nitrogen to produce: ( correct answers ) Chlorophyll, DNA,
and amino acids
Light-colored flowers with long nectar tubes that are open at night and
produce musky scents are likely pollinated by: ( correct answers ) Moths
What is etiolation? ( correct answers ) A response to lack of light
Nitrogen fixation in legume plants occurs via symbiosis between plant
roots and: ( correct answers )
Bacteria
