Science page 2 - may
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A period when many different species die out. l
The living part of an ecosystem
A part of a community made up of only one type of organism
An organisms home
living and dead matter are broken down into simple chemicals by
The steps in which organisms get food they need to survive is called a
Acids in smoke from factory smokestacks mix with water in the air and fall to earth is
a drought changes the ecosystem of a large area of land, turning itinto a
What kind of plans will live in a desert
plants who can live with little water
What are the 5 basic life functions that all living things carry out:
- 1. they grow and develop
- 2. They use energy (by getting or making food).
- 3. The reproduce or make more of their own kind.
- 4. They resond to the environment.
- 5. They giet rid of wastes
What is a producer and what do they do
Producers make food - trees
What is a consumer and name one
a consumer uses the foold a producer makes or eats other organisms - examples are beetles, birds, person
What are decomposers and name one
They break down wastes and the remains of other organisms - bacteria, fungi, mold and worms.
Name 4 ecosystems from pages A44 - A45
grasslands, mild forest lands, desert, tropical rain forest, saltwater shores, freshwater rivers
What do all living things need?
water, oxygen, food and shelter
what are the basic differences in most plant and animal cells
their covering, color and shape
What do organisms in each kingdom share:
basic traits or characteristics of a living thing
How are organisms scientifically namned?
by first naming their genus and then naming their species
What are four things that can change an ecosystem:
overpopulation, diseases, drought, and pollution
What would you like to do?
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