A population of deer is defined by:
Select one:
a. the variation of colors on their coat.
b. the geographical area it inhabits.
c. their predators and their prey.
d. the age structure of their group.
Two different species of organism occupy the same niche. Which of the following scenarios will occur?
Select one:
a. The two species will live in harmony.
b. One species will out compete the other species.
c. One species will rapidly evolve to fill another niche.
d. Both species will decrease sharply due to over predation by a common predator.
Producers are the most important biotic factor in an ecosystem.
Select one:
True
False
Unlike matter, energy is not cycled through an ecosystem:
Select one:
a. True
b. False
Which of the following lists includes only abiotic environmental factors?
Select one:
a. Organic matter, soil minerals, wind, predators
b. Soil minerals, oxygen, rain, sunlight
c. Sunlight, decomposers, organic matter, rain
d. Organic matter, oxygen, rain, lichen
As the human population grows:
Select one:
a. resources will be depleted.
b. we will continue to find resources on Earth.
c. more plants will grow due to increased human consumption of herbivores.
d. the sun will provide less energy per person.
The study of living things and the surrounding abiotic environment is known as:
Select one:
a. Ecology
b. Geology
c. Evolution
d. Sociology
Ecology focuses on living things.
Select one:
True
False
A niche is part of an organism's habitat.
Select one:
True
False
Animals who eat the same food are categorized in the same niche.
Select one:
True
False
Communities make up a major component of an ecosystem.
Select one:
True
False
Which of the following terms describes all of the non-living components of an ecosystem?
Select one:
a. Minerals
b. Energy
c. Abiotic
d. Water
Which of the following represents the correct sequence, smallest to largest, of the levels of organization?
Select one:
a. Organism, population, biosphere, biome
b. Organism, ecosystem, biosphere
c. Species, organism, community, biosphere
d. Ecosystem, community, species
Like matter, energy cycles continuously through an ecosystem.
Select one:
True
False
