Science 7

Chapter 1 : Review“The Big Picture: Levels of Life”

Check Your Understanding – pg. 32

1. a) hydrosphereb) lithospherec) atmosphered) biospheree) extinctf) habitat

Chapter 1 Review – pgs. 34-35

1. biospherebiomeecosystemcommunitypopulationindividual

2. a) biotic- living things in the environment abiotic- non-living things in the

environment.

b) abiotic- non-living things in the environment. extinct- a species that has completely died

out.

c) individual- one organism population- A group of individuals of the

same species, living together in one place.d)weather- refers to local conditions that

change from day to day, and even from hour to hour.

climate- refers to the average weather pattern of a region.

5. natural non-living thingsa) rockb) water

non-living things created by peoplea) carb) straw

6. living things that interact:a) tree-squirrel – tree provides home for squirrelb) deer-grass- deer eats grass

7. biotic-abiotic interactionsa) bear-sun – sun gives warmth to the bearb) flower-water- water provides food for flower so

it can grow.

8. -ability to fly to get in the tree - claws to latch/perch onto branches

b) polar bear- fur to keep it warm, claws to catch prey, large lung capacity for staying under water for extended periods, white fur for camouflage.

9. population- A group of individuals of the same species, living together in one place.

example- 4 puppies

community- is made up of all the populations that live in one area.

example- group of trees, 3 birds, 2 deer

10.ecosystem- is the interactions between abiotic features of an area and the biotic community that lives in the area.

example: school ecosystem, backyard ecosystem, and swamp ecosystem

17. flippers- to help them swim better/

b) We are not born with these types of footwear.

Textbook Pages

6-12, 20-24, 27-28, 32-35

You are responsible for the above textbook pages, all notes taken in class, and class discussions.