Change in Ecostems Change in Ecosystems Vocab????
Who is responsible for changes in Ecosystems?
What are people and animals?
Describe the time necessary for changes in ecosystems.
What is sometimes quickly and sometimes slowly/
Explain a helpful change in an ecosystem.
What is earth worms digging holes in the soil for aeration and decomposing nutrients back into the soil
Explain a harmful change in an ecosystem.
What is the destruction of the land by a swarm of locusts?.
What is a change in an ecosystem that can be both good for some and bad for others?
What is a beaver building a new home and having a better habitat; and the flooding of the riverbank near the beaver’s dam that destoys small animal’s homes.
What are some of the man-made changes in an ecosystem?
What is building new homes, clearing land, cutting down trees or throw out garbage.
How do new species end up in new locations?
Through out history people have carried plants and animals over oceans, mountains, to new continents that have changed ecosystems.
How do some new species mange to thrive and seem to grow endlessly?
What is these species have no predators?
Garlic mustard plant was first brought to this country for this.
What is the purpose of food and medicine?
Acid rain affects an ecosystem how?
What is rain absorbing pollutants in the atmosphere and then falling to the ground and seriously polluting the water and the ground?
When offspring get their parents genes, DNA, characteristics.
What is inherit?
What is a change in an organism’s genes or characteristics?
What is a mutation?
What is a body part called that helps an organism or species survive?
What is a structural adaptation?
What is an inherited behavior that helps an animal or species survive?
What is a behavioral adaptation?
What is a pile of garbage that is eventually covered with soil and grass?
What is a landfill?
How much garbage does an average American throw out a day?
What is 1.8 kilograms or 3.96 pounds of garbage?
What are poisons that kill insects?
What are pesticides?
What do we call a species that has no members of its kind alive?
What do we call extinct?
What shows us species that lived long ago that are now extinct?
What are fossils?
What do fossils teach us about extinction?__________.
First that a wide variety of species has become extinct throughout history. Second we get clues as to why some species survive well and why others do not.
What are systems of living and non- living things?
What are ecosystems?
What happens when bacteria develop adaptations against an antibiotic?
The medicine used to fight the bacteria becomes less effective in fighting the bacteria, and the bacteria becomes harder to treat.
What behavioral adaptation allows hawks to live inn a city?
What is making nests on tall buildings?
List and describe the two kinds of adaptations.
Structural adaptations are changed body parts and behavioral adaptations are instincts.
What specifically did the pesticide DDT do endanger the Bald Eagle population?
What is the pesticide DDT made the eagle’s eggs have thin shells and many of the babies did not survive?