Unit One, Topic 1

Question 1

Habitat

Answer 1

the place an organism lives

Question 2

Living things exchange…

Answer 2

gases. When an animal breathes in oxygen, they breathe out carbon dioxide

Question 3

an inherited characteristic that helps an organism survive and reproduce in their environment is called an

Answer 3

adaptation

Question 4

The interactions between living and non living things in a particular environment is all a part of the

Answer 4

ecosystem

Question 5

Symbiosis

Answer 5

when two species live closely together in a relationship that lasts over time

Question 6

Mutualism

Answer 6

a relationship between two different organisms in which each partner benefits from the relationship

Question 7

Parasitism

Answer 7

a symbiotic relationship in which one organism benefits and the other organism is harmed

Question 8

Host

Answer 8

the organism that a parasite benefits off of

Question 9

a symbiotic relationship in which one partner benefits and the other appears neither to lose nor gain from the relationship is called

Answer 9

Commensalism