SCIENCE: UNIT 1

What is an environment?

• the galaxy and space

• physical surrounding of the earth

• top of the physical earth

• outside atmosphere of the earth

Which of the following is two environment

• school and home

• ocean and air

• school and ocean

• home and in a shower

Which of the following DOES NOT affect the environment

• forest fire

• pollution

• overfishing

• planting a tree

• deforestation

Define ecosystem

• the interlinking of living and nonliving things in the environment

• the interlinking of living and living things in the environment

• the interlinking of nonliving and nonliving things in the environment

• the interlinking of air and water in the environment

What does biotic means?

• nonliving things

• dead things

• living things

• marine

What does abiotic means?

• living thins

• dead things

• nonliving things

• marine things

forest and grassland are examples of a land ecosystem

• TRUE

• FALSE

Two marine ecosystems are

• savannah

• pond

• pool

• river

Three types of soil are _______

• loam

• dirt

• sandy

• clay

Which soil is best for planting crops?

• tundra soil

• sandy soil

• clay soil

• loam