BIO 100 EXAM 1 - MASTERING BIOLOGY QUESTIONS AND
ANSWERS LATEST DOWNLOADED 2025/2026 ALL ANSWERS
100% CORRECT DETAILED BEST RATED A+ FOR PASS
What type of species, if removed from the community, could lead to the collapse of the entire
community? - CORRECT ANSWERS Keystone Species
At what level is biodiversity often studied and measured? - CORRECT ANSWERS The
diversity of species in a community
The diversity of genes in a population
The diversity of ecosystems on the planet
Which of the following is NOT a benefit of biodiversity: - CORRECT ANSWERS Invasive
Species
All ecosystems need energy. What is the originating source for most of the energy that powers
ecosystems on this planet? - CORRECT ANSWERS Solar energy
A
B
C
D
E
F
G
H - CORRECT ANSWERS A - Solar Energy
B - Trophic Levels
C - Heat
D - Tertiary Consumers
E - Secondary Consumers
, BIO 100 EXAM 1 - MASTERING BIOLOGY QUESTIONS AND
ANSWERS LATEST DOWNLOADED 2025/2026 ALL ANSWERS
100% CORRECT DETAILED BEST RATED A+ FOR PASS
F - Primary Consumers
G - Primary Producers
H - Decomposers
Vegetarians belong in this trophic level. - CORRECT ANSWERS Primary Consumers
In an ecological pyramid, there are far fewer tertiary consumers than secondary consumers. -
CORRECT ANSWERS True
If a scientist is studying a coral reef, including both the biotic and abiotic components, what
level of ecology is being studied? - CORRECT ANSWERS Ecosystem
How would you classify the interaction between coral and the algae that live in their tissues? -
CORRECT ANSWERS Mutualism
In this mutualism, the algae provide the coral with ____ , and the coral provides the algae with
____. The coral itself can be though of as a mini-ecosystem with its own flow of energy. The
algae convert sunlight to sugar and are thus ______ , while the coral 'eat' this sugar and are
thus ______. This mini-ecosystem also has chemical cycling. The CO2 that is released by the
coral in ________ is used by the algae in _______. - CORRECT ANSWERS food, shelter,
producers, consumers, cellular respiration, photosynthesis
A physiologist incubates eggs in the lab at a range of temperatures to see what temperatures
produce males and what temperatures produce females. This experiment ____ hypothesis
driven and is _______. - CORRECT ANSWERS Is not, Manipulative
A biologist predicts that shade might influence ground temperature, and therefore turtle sex
ratios. He records the sex ratio of turtle hatchlings in shaded and unshaded regions. This
ANSWERS LATEST DOWNLOADED 2025/2026 ALL ANSWERS
100% CORRECT DETAILED BEST RATED A+ FOR PASS
What type of species, if removed from the community, could lead to the collapse of the entire
community? - CORRECT ANSWERS Keystone Species
At what level is biodiversity often studied and measured? - CORRECT ANSWERS The
diversity of species in a community
The diversity of genes in a population
The diversity of ecosystems on the planet
Which of the following is NOT a benefit of biodiversity: - CORRECT ANSWERS Invasive
Species
All ecosystems need energy. What is the originating source for most of the energy that powers
ecosystems on this planet? - CORRECT ANSWERS Solar energy
A
B
C
D
E
F
G
H - CORRECT ANSWERS A - Solar Energy
B - Trophic Levels
C - Heat
D - Tertiary Consumers
E - Secondary Consumers
, BIO 100 EXAM 1 - MASTERING BIOLOGY QUESTIONS AND
ANSWERS LATEST DOWNLOADED 2025/2026 ALL ANSWERS
100% CORRECT DETAILED BEST RATED A+ FOR PASS
F - Primary Consumers
G - Primary Producers
H - Decomposers
Vegetarians belong in this trophic level. - CORRECT ANSWERS Primary Consumers
In an ecological pyramid, there are far fewer tertiary consumers than secondary consumers. -
CORRECT ANSWERS True
If a scientist is studying a coral reef, including both the biotic and abiotic components, what
level of ecology is being studied? - CORRECT ANSWERS Ecosystem
How would you classify the interaction between coral and the algae that live in their tissues? -
CORRECT ANSWERS Mutualism
In this mutualism, the algae provide the coral with ____ , and the coral provides the algae with
____. The coral itself can be though of as a mini-ecosystem with its own flow of energy. The
algae convert sunlight to sugar and are thus ______ , while the coral 'eat' this sugar and are
thus ______. This mini-ecosystem also has chemical cycling. The CO2 that is released by the
coral in ________ is used by the algae in _______. - CORRECT ANSWERS food, shelter,
producers, consumers, cellular respiration, photosynthesis
A physiologist incubates eggs in the lab at a range of temperatures to see what temperatures
produce males and what temperatures produce females. This experiment ____ hypothesis
driven and is _______. - CORRECT ANSWERS Is not, Manipulative
A biologist predicts that shade might influence ground temperature, and therefore turtle sex
ratios. He records the sex ratio of turtle hatchlings in shaded and unshaded regions. This
