7D Ecosystems Flashcards
Habitat
The place where an organism lives.
Variation
The difference between organisms.
Species
Group of organisms that can reproduce to produce offspring that can also reproduce.
Hybrid
The offspring of two different species. They cannot reproduce.
Environment
The conditions in a habitat.
Adaptations
Features that help an organism to survive in the environment where it lives.
Polar Bear Adaptations
Thick fur to keep warm
small ears to stop heat loss
white fur for camouflage
rough soles to grip ice
large feed to spread out weight / swimming
Cactus Adaptations
Stem stores water
roots cover large areas to absorb water
no leaves to stop water loss
Community
All the animals and plants that live in a habitat.
Ecosystem
The community and all the physical environmental factors together.
Nocturnal
Animals that are only active at night.
Decidous
Trees that lose their leaves in winter to stop water loss.
Evergreen
Trees with tougher leaves that don’t lose much water so they keep them all year.
Migration
Birds fly to warmer places for winter to find food.
Hibernation
Organisms become inactive in winter so they don’t need food.
