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20 questions
Ecology is the study of:
only the living things in the environment
only the nonliving things in the environment
how living things interact with each other and the nonliving things in the environment
scientists who perform research on living things
What term do ecologists use to describe where an animal lives (an animal’s home)?
Ecosystem
Ecologist
Habitat
Population
What is a species?
Different animals that compete for the same resources
A group of similar organisms that can reproduce with each other
A group of organisms that live together
A group of organisms that are physically and functionally very different from each other
Which of the following is an example of a living thing?
A bacterium
A shell
Water
Sweat
Which of the following is NOT a nonliving thing? (which one is living?)
Sun
Rocks
Milk
Wood
What type of organism can make its own food?
A producer (an autotroph)
A consumer (a heterotroph)
A decomposer
All of the above
Organisms that can make their own food do so by the process of:
decomposition
respiration
photosynthesis
scavenging
What type of consumer eats plants?
Herbivore
Omnivore
Carnivore
Both herbivore and omnivore
What is a food chain?
A representation of an organism’s life cycle
A way to show the feeding relationships between organisms
The sequence of events that occurs during photosynthesis
A way to show how animals interact with nonliving parts of the environment
The first organism in a food chain is ALWAYS a:
producer
consumer
decomposer
Any of the above
How much energy is transferred between trophic levels?
25%
20%
10%
90%
What is a niche?
The habitat that an organism lives in
An organism’s “role” in an ecosystem
A type of consumer
The relationship between a producer and consumer
What happens when different species try to occupy the same niche?
The species compete with each other
The species cooperate with each other
The species coexist with each other
All of the above
In what type of relationship do both organisms benefit from the relationship?
Parasitism
Mutualism
Commensalism
Predation
How does oxygen cycle between plants and animals?
Plants and animals both release oxygen
Plants and animals convert water into oxygen
Plants take in oxygen that is produced by animals
Animals take in oxygen that is produced by plants
Which statement best describes how water cycles in the environment?
Water only cycles from plants to animals
Water only cycles between plants and the soil
Water only cycles between animals and the hydrosphere
Water cycles between living things and the nonliving parts of Earth
What is evaporation?
The change of solid water (ice) into liquid water
The change of liquid water into water vapor
The change of water vapor into liquid water
The falling of liquid water from the atmosphere
What do you call water that flows on Earth’s surface from high elevation to low elevation?
Clouds
Precipitation
Runoff
Groundwater
When we say that a species adapts to changes in the environment, we mean that:
the species becomes extinct
the species has to move to a new environment
the species adjusts and copes with the changes
the species is completely unaffected by the changes
What is biodiversity?
The different ways species reproduce
The degree of variation of life on Earth
A way to describe similarities between different species
The process of creating new species