An organism that can make its own food and is at the bottom of the food chain is a -
producer
100
What is a herbivore and what is an example?
A herbivore is a consumer that eats only producers. An example is a deer
100
What is the environment in which an organism lives and obtains the resources it needs to survive?
Habitat
100
What is symbiosis?
Symbiosis is a relationship in which two organisms of different species live together for a period of time.
100
What is the gradual changes in the types of species that live in an area?
Succession
200
An organism that cannot make its own food is a-
consumer
200
What is a omnivore and what is an example?
An omnivore eats both procuders and other consumers. An example would be a bear.
200
What is an adaptation?
A genetic trait that helps an organism survive and reproduce.
200
What is a form of symbiosis in which one organism gets nutrients from the second organism which suffers some harm, but is not killed and what is an example?
Parasitism (the dog is the host, and the tick is the parasite)
200
In what type of conditions do primary succession take place? What is an example?
Primary sucession begins in a place without any soil, like new land created by a volcanic eruption.
300
An organism that breaks down dead plants and animals is a-
decomposer
300
What is a carnivore and what is an example?
A carnivore is a consumer that eats only other consumers. An example would be a lion.
300
What is evolution?
Evolution is the change in a species over a long period of time.
300
What is mutualism and what is an example?
Mutualism is a form of symbiosis in which both organisms help each other. An example is a cow and the bacteria in its stomach.
300
In primary succession, what type of species arrive that do not need soil to survive and what is an example?
Pioneer species such as lichens
400
What shows the interconnected relationship between organisms?
A food web
400
What is the difference between a herbivore and an omnivore?
While they both eat producers, only omnivores also eat other consumers.
400
What are the differences between individuals of the same species called?
Variations
400
What is a form of symbiosis in which one organism helps the other organsim, but there is no benefit nor harm done in return? What is an example?
Commensalism. An example is a clown fish and an aneneme.
400
What is secondary succession and under what conditions does it occur?
Secondary succession begins in a place where there is already soil in place, such as after a forest fire.
500
Which way does the arrow that represents the transfer of energy point?
From the organism that is eaten to the organism that eats it. (antelope --> lion)
500
Which is not an example of a carnivore?
A lion
A tiger
A shark
A racoon
A racoon
500
What is the process by which individuals that are better adapted to their environment are more likely to survive and reproduce?
Natural selection
500
What is competition?
A relationship where two types of organisms compete for the same resources such as food, water, nesting sites.
500
What is the study of the interrelationships of living organisms and their environment?