Chapter 3 - Lesson 1 Flashcards
What is an ecosystem?
How living and nonliving things affect each other in an environment
What is a habitat?
the home of a living thing
What is the food chain?
the path of energy in an ecosystem
What is producer?
an organism that makes its own food
What is consumer?
an organism that eats other living things
What is decomposer?
an organism that breaks down dead plants and animals
What is food web?
many food chains that are connected
What is adaptation?
a body part or way of acting that helps an organism live
An ecosystem may be as small as a _____ or big as an ________.
puddle, ocean
Name some living things in a pond
frogs, birds, plants
Name some nonliving things in a pond
sunlight, water, soil
Different things live in different parts of
an ecosystem (habitat can be in the water or on the edge of a pond)
Describe the food chain
All living things need energy. They get it from food. They pass their energy to the living things that eat them. This is a food chain.
Name the 1st thing on a food chain
producer
Name an example of a producer
Plant. it uses energy from sunlight to create food
What comes after a producer on a food chain
consumer. All animals are consumers. a food chain may have many consumers
What comes after consumer in a food chain
decomposer. Decomposer puts nutrients back into the soil
Name some decomposers
worms, bacteria, mushrooms
When different food chains connect, this is called a
food web
Predators hunt their
food
The living things predators hunt are called
prey
A food web also shows
how more than one kind of organism might eat the same kind of food
Why are decomposers important
They keep the habitat from filling up with dead material. They let out the nutrients from dead material. The nutrients go into the water or soil to help other living things grow
