Life Science

What is the definition of ecosystem?

• to continue to life

• consumers that eat only plants

• a system that is made up of all the living and nonliving things that interact in a certain area

• an organism that gets energy by breaking down dead organisms

What is the definition of interdependence?

• a relationship between two organisms that need each other to survive

• any living thing, including plants and animals

• to die

• animals that feed on dead animals and plants and help the process of decomposition

What does overpopulated mean?

• the struggle between two organisms for the same resources in their environment

• when a population of organisms is greater than the resources available in an area

• the surroundings that an organism lives in

• consumers that eat both producers and consumers.

What does a scavenger eat?

• Just plants.

• Dead plant and animals.

• Just animals.

• Both living plants and animals.

What does it mean if an animal is extinct?

• Its thriving.

• The entire species had died out.

• They are struggling.

• They have overpopulated an area.

What is an instinct?

• A behavior that an animal does naturally without being taught.

• Something a child learns from their parents.

What is a fossil?

• A cool plant.

• A dead animal that lived 100 years ago.

• The remains or traces of an organism that lived long ago.

Complete Metamorphosis means?

• A life cycle in which an animal's physical traits and behaviors change completely from its birth to the time that it becomes an adult.

• Animals that look generally the same as they develop and get older.

Which list consists of only living things?

• Rocks, water, wind, sun

• Plants, animals, log, insects

• Sun, water, animals plants

• Animals, insects, rocks, soil

Which is an inherited trait?

• Being able to open a door.

• Riding a bicycle.

• Brown curly hair.

• Reading a book.