Definitions
all the living and nonliving things in one area
ecosystem
Daily Double
What is energy?
what is needed to cause change or to do work
a living thing that makes its own food and gets its energy directly from the sun
producer
What 3 things does a habitat include?
food, water, and shelter
All food chains start with the ___.
sun
all the nonliving things that surround a living thing
environment
the movement of energy from one living thing to another
food chain
a living thing that gets its energy by eating other living things
consumer
What are predators and prey? Give an example.
Predator: animal that hunts and eats other animals
Prey: animals hunted a predator
Example: hawk & squirrel
animal that only eats plants
herbivore
all the living things in one area
community
several food chains linked together
food web
a living thing that breaks down dead things and wastes
decomposer
What are the 3 things that cause an ecosystem to change?
environment, people, and animals
animal that only eats other animals
carnivore
all the living things of one kind that live in one area
population
What do the arrows in a food web show?
movement of energy
What did Adam's sin bring into the world for everyone (including animals)?
death
What are the 3 characteristics of living things?
reproduce, grow & develop, and interact with their surroundings
animal that eats plants and animals
omnivore
all the different populations in an ecosystem
community
What happens to the energy not used by a living thing in a food chain?
it stores the rest, then moves on to the next living thing
What does God use to keep the ecosystem in balance?
predators
How would pine beetles affect parts of an ecosystem?
New pine trees may not grow in place of the ones that the beetles kill.
Birds, moths, and butterflies might not have enough food or shelter.
What happens if one part of a food web changes?
It affects the entire web.