Ecosystems
How do a bear and a fish interact in an ecosystem?
The bear catches and eats the fish.
What is a place where a plant or animal lives?
habitat
energy
A community is when different species of plants and animals together.
True
What is an ecosystem?
An area in which living and nonliving things interact.
True or False:
An organisms niche can change throughout its life cycle.
True
Fill in the blank that shows the flow of energy in a food chain:
Producer, __________, Decomposer
Consumer
What does the word population mean?
The number of one type of organism in an area.
What does a producer do in an ecosystem?
Hint: plants are a producer
make food through photosynthesis, make their own food
A ______ is the role that an organism performs in the food web of that community. A ______ also includes everything an organism does and needs in its environment.
Hint: it's the same word for both blanks
producers
The ultimate source of all energy in a food web is ______.
the sun
Give one example of an ecosystem
desert, ocean, rainforest, jungle, grassland, arctic
True or False: Organisms that share the same need for resources do NOT compete to meet their needs.
False
What is the role of a wolf, rabbit, and grass in a food chain.
The grass is a producer, the rabbit eats the grass, and the wolf eats the rabbit.
What is the beginning stage of a frogs life cycle?
an egg
What are two nonliving factors of an ecosystem?
soil, air, water, sunlight, nutrients
What are two things an organisms habitat provides?
food, water, shelter, space
Food webs are made up of more than one _____ _____.
food chain
What is one way plants and animals are different?
plants make their own food and animals do not