Ecology

What is ecology?

• the study of rocks

• the study of relationships between organisms and their environments

• the study of the ocean

• the study of animals and plants

What is the definition of a population?

• all individuals of one kind living in one area

• one single organism

• any living thing

• many different organisms living in one area

What is the definition of a community?

• any living thing

• one single individual

• all the individuals of one kind in one area

• all of the populations living in one area

Biotic means:

• living organisms and the remains of living organisms

• non-living

Abiotic means:

• living organisms and the remains of living organisms

• non-living

Spiders eat flies. When drawing the food web for this relationship, you should draw the arrow:

• FROM the spider, TO the fly

• FROM the fly, TO the spider

A chimpanzee eats fruits, nuts, leaves, and small mammals. What kind of organism is a chimpanzee?

• carnivore

• decomposer

• producer

• omnivore

What type of relationship between organisms is one in which one organism benefits and the other is not affected?

• predation

• parasitism

• commensalism

• mutualism

What is a niche?

• the range of tolerance an organism has

• the location where an organism lives

• the first trophic level of a food chain

• the role an organism plays in its environment

Which of the following refers to a community of living organisms and the way they interact with nonliving parts of their environment?

• trophic

• biome

• habitat

• ecosystem