Ecosystems
What is the definition of an ecosystem?
Fish and berries meet a bears need for what?
Food
What is it called when an animal eats only plants?
Herbivore
True or False: A living thing that makes its own food and gets its energy directly from the sun is called a consumer.
False; it is called a producer
An ecosystem stays balanced when ________ control population sizes.
Predators
All of the populations, communities, and habitats make up a what?
Ecosystem
There is competition between animals when they share the same limited what?
Resource
What is it called when an animal eats only other animals?
Carnivore
What is a consumer and how does it get its energy?
A food chain is the movement of _____ from one living thing to another living thing.
A: energy
B: force
C: magnetism
A: energy
Which is bigger, a population or a community?
A community. A community is made up of several populations.
Possible answer: air, water, shelter
What is it called when an animal eats both plants and other animals?
Omnnivore
What is a decomposer? Why are they important?
A decomposer helps break down dead organisms and decaying matter. They provide nutrients to soil.
A cause of a change in ecosystem could be
A: a cloudy day
B: light wind
C: not enough rain
Explain
C: not enough rain
What is a habitat?
A habitat is a place WITHIN an ecosystem where a living thing lives and finds FOOD, WATER and SHELTER.
Where is the only place an animal can survive within the ecosystem?
In a place where all their basic needs are met- food, water, shelter. AKA within their habitat
Give me one example of each. Carnivore, herbivore, and omnivore.
Any acceptable answer
Give an example of a producer, consumer, and decomposer.
Any acceptable answer.
Give one specific example of how an animal can adapt when their ecosystem changes
Many acceptable answers. Ex: a camel storing fat in drought.
Give me an example of an ecosystem, a habitat, a community, and a population.
Ex: North county is an ecosystem, classroom is a habitat, every student is the community and 3rd graders are the population.
Describe how a food chain differs from a food web.
A food chain is one chain, a food web includes many food chains.
In the Bible, why were there no carnivores before the Fall?
Because there was no sin, there was no death. God designed people and animals to only eat plants before sin came into the world.
Several food chains linked together is called a _____.
Food Web
How can people take care of the earth when they go fishing?
Any acceptable answer