Ecology Questions
Explore questions in the Ecology category that you can ask Spark.E!
An example of an adaptation that helps a prey species avoid being caught is
A relationship in which two species live closely together and both benefit is
The part of an ecosystem where an organism lives and feeds is called the organism's .
What is the smallest unit of organization in an ecosystem? Give one example from the illustration.
The main way that populations increase in size is through the of offspring.
The series of changes that occur in an area where no ecosystem previously existed is called primary succession.
Nutrients in the soil from decaying remains of animals is a(n) factor of an organism's habitat.
Bees and flowers are biotic factors in an ecosystem.
All of the following are examples of limiting factors except
A hawk building its nest on an arm of a saguaro cactus is an example of
Population size generally increases if the birth rate is greater than the death rate.
An insect looks like a leaf, so it blends in with its surroundings and is hard for predators to see. The insect's characteristic is an example of commensalism.
All the biotic and abiotic factors in an area together make up a(n) .
A lack of places to build nests is an example of as a limiting factor for a population of birds.
An ecologist counts 75 cardinals in an area measuring 15 square kilometers. What is the population density of the cardinals?
Both species benefit in the type of symbiosis called mutualism.
The first species to populate an area are called primary species.
Secondary succession is usually slower than primary succession.
A forest fire is followed by Choose... immediate primary secondary succession.
If you count 20 beetles in a garden measuring 5 square meters, the population density of the beetles is