Grade 7
A biological community of interacting organisms in an environment
What is an ecosystem?
A living thing that is brought to a new habitat, often causing damage to the new environment.
What is invasive species?
Living things that make their own food from sun, water, and soil.
What is a producer?
An outer bone-like covering that protects the creature.
What is exoskeleton?
Crustaceans
Reptiles
Mollusks
Worms
What are reptiles?
List 3 Biototic factors
What are plants, mammals, fish
Any type of plant or animal that are in danger of disappearing forever.
What is an endangered species?
Living things that don't make their own food.
What is a consumer?
A warm blooded animal that has hair.
What is a mammal?
Has 8 legs, no antennae, and do not have claws, or wings.
What are arachnids?
List 3 Abiotic factors
What are soil, minerals, rock
The measure of the total mass of living organisms living in an ecosystem.
What is Biomass?
Diagram that shows how organisms are interconnected.
What is a food web?
An animal that does not have a backbone or spine.
What is an invertebrate?
What are amphibians?
What is biodiversity?
Which of the following is an example of primary succession:
volcano erupting
wildfire
tornado
hurricane
What is a volcano erupting?
Natural home or environment for a plant, animal, or organism.
What is a habitat.
A species that can only be found in one geographic area.
What is an endemic species?
Medicine
Soil and water quality
Pollination
The maximum population an ecosystem can support based on the food, water, and resources available.
What is Carrying Capacity?
Scientists have discovered _____% of the earth's species.
What is 12.5%
The top of a biomass pyramid.
What is a predator?
Aquatic creatures that have jointed legs and exoskeleton.
What are crustaceans?
List 3 things that are harmful for biodiversity.
Invasive Species
Deforestation
Human overpopulation