Botany 220 FINAL Exam Questions and
Answers with Verified Solutions | Latest
Updated 2026
1. What traits define plants? Multicellular eukaryotes that
photosynthesize and
have form and function.
2. Why is the activity of plants vital Plants produce a majority of the oxygen
for life? List three specific that fills
examples. the atmosphere, provide food as well as
chemicals
for medicine, and energy, and have helped
us
further our scientific knowledge through
studies
such as Mendel's pea experiments or the
discovery
of viruses.
3. How do scientists manipulate Fertilizers and pesticides, hydroponics,
plants and the environment to GMO's,
maximize plant growth? selective breeding, inserting genes.
4. What are the most pressing Climate (drought, monsoons, freezes),
emerging issues that face plant fungi, and
productivity? energy intensive processes to grow food.
,5. What are the primary ways that Regulating carbon dioxide, photosynthesis,
plants shape the biosphere? and
habitats for organisms.
6. Why is altering the genetics of Because plants do not have an immune
plants easier than it is in animals? system, it is
easy for them to accept new genes.
7. What is selective breeding? Selecting certain traits that will benefit a
Give species for
an example of selectively bred survival. For example, you can breed
traits plants to be
in both plants and animals. more drought resistant in dryer climates, or
people
breeding cattle dogs like border collies or
heelers
for intelligence.
9. What process creates synthetic The Haber-Bosch processes which creates
fertilizer? synthetic nitrogen from hydrogen and
nitrogen into
ammonium NH3
11. What is continuous data? Values from -infinity <-> +infinity used for
measurement and temperature.
12. For each data type describe Pros Cons
multiple pros and cons to their
use?
, 13. What are nuisance factors? Variables that affect the response variable
List but
three that could be impacting our aren't the main focus of the study. Ours
experiments. could be
soil packing, temperature, access to
sunlight
14. Why did we need to grind the Because it is more efficient; grinding them
seeds before cold extracting the increases the surface area, allows for a
alkaloid compounds? more
effective solvent mixture, and the nutrients
become
accessible.
15. What plant did we use for the Henbane
experiment?
16. If you can't control something Block it, RBD randomized block
in experiment.
an experiment, what should you
do?
17. How do experiments differ Experiments are controlled studies with
from outside
observations? factors and controlled specific
factors/variables.
Answers with Verified Solutions | Latest
Updated 2026
1. What traits define plants? Multicellular eukaryotes that
photosynthesize and
have form and function.
2. Why is the activity of plants vital Plants produce a majority of the oxygen
for life? List three specific that fills
examples. the atmosphere, provide food as well as
chemicals
for medicine, and energy, and have helped
us
further our scientific knowledge through
studies
such as Mendel's pea experiments or the
discovery
of viruses.
3. How do scientists manipulate Fertilizers and pesticides, hydroponics,
plants and the environment to GMO's,
maximize plant growth? selective breeding, inserting genes.
4. What are the most pressing Climate (drought, monsoons, freezes),
emerging issues that face plant fungi, and
productivity? energy intensive processes to grow food.
,5. What are the primary ways that Regulating carbon dioxide, photosynthesis,
plants shape the biosphere? and
habitats for organisms.
6. Why is altering the genetics of Because plants do not have an immune
plants easier than it is in animals? system, it is
easy for them to accept new genes.
7. What is selective breeding? Selecting certain traits that will benefit a
Give species for
an example of selectively bred survival. For example, you can breed
traits plants to be
in both plants and animals. more drought resistant in dryer climates, or
people
breeding cattle dogs like border collies or
heelers
for intelligence.
9. What process creates synthetic The Haber-Bosch processes which creates
fertilizer? synthetic nitrogen from hydrogen and
nitrogen into
ammonium NH3
11. What is continuous data? Values from -infinity <-> +infinity used for
measurement and temperature.
12. For each data type describe Pros Cons
multiple pros and cons to their
use?
, 13. What are nuisance factors? Variables that affect the response variable
List but
three that could be impacting our aren't the main focus of the study. Ours
experiments. could be
soil packing, temperature, access to
sunlight
14. Why did we need to grind the Because it is more efficient; grinding them
seeds before cold extracting the increases the surface area, allows for a
alkaloid compounds? more
effective solvent mixture, and the nutrients
become
accessible.
15. What plant did we use for the Henbane
experiment?
16. If you can't control something Block it, RBD randomized block
in experiment.
an experiment, what should you
do?
17. How do experiments differ Experiments are controlled studies with
from outside
observations? factors and controlled specific
factors/variables.
