Ecosystems Flashcards
A living thing thing is called an ____________
Organism
Give me some examples of organism
A mouse, an insect, a human, a bacteria
A group of very similar organisms
Species
It means to have offspring or babies; only members of the same species can do it
Reproduce
The place where an organism lives; surroundings and environment
Habitat
Place that protects you from bad weather or danger
Shelter
T or F
Only big environments can be considered habitats
F
Even a drop of water can be a habitat
Needs
Requirements
Why do organisms live in different habitats?
Because they have different requirements for survival
Freshwater, deserts, oceans
Hot and wet
Tropical
T or F
Animals can move to different places within their habitats
True
Frogs begin as tadpoles in the water and then go to land
Small lake
Pond
All the members of one species in the same area
Population
Which butterflies migrate from western Canada to Mexico
Monarch butterflies
All the populations that live together in one place
Community
A group of whales is a __________ while the combination of plants and animals are a _____________
Population
Community
T or F
In a community, different kinds of organisms cannot use the same resources (water, shelter, food)
False
An ____________ is made up of living and nonliving things
Ecosystem
Water, soil, air, sunlight, rocks are
Nonliving things
Give an example of how living and nonliving things interact in an ecosystem
Plants take water and soil
Animals breathe oxygen
These kind of organisms use energy from sunlight to make their own from water and CO2
Producers
Producers make food through
Photosynthesis
Organisms cannot make their own food; they eat other organisms
Consumers
They eat only plants (deer, horses, birds)
Herbivores
They eat only animals (lions, spiders and snakes)
Carbivores
A type of carnivore that eats dead organisms (vultures and catfish)
Scavengers
They eat plants and animals (crows and bears)
Omnivores
Organisms that break down dead plants and animals, which are changed into nutrients that go back to the soil.
Decomposers
Who uses the nutrients that go back to the soil?
Plants
What are the two main kinds of decomposers?
Bacteria and fungi
The movement of food through a community
Food chain
T or F
A food chain always begins with consumers
False
Describe an example of a food chain
Algae to small fish to big fish
Plant to insect to bat to owl to decomposers
T or F
Every part of the food chain is necessary
True
