Vocabulary
What is biodiversity?
The variety of organisms in an ecosystem?
What is the name of a relationship between a living organism and a non-living thing? (ex: deer and water)
Abiotic
Look at the graph. Which of the movie categories is the least favorite of the people in the survey?
Drama
Which of the following would result in an increase in biodiversity?
Habitat destruction
Expanding a crop field to grow a variety of different vegetables.
Completely changing the type of soil in an enviorment to allow for only one type of plant to grow.
Using chemicals to kill insects and plants.
Expanding a crop field to grow a variety of different vegetables.
Dissect the word biodiversity into its prefix, base, and suffix.
bio
divers
ity
What does biotic mean? Give an example of a biotic factor in an ecosystem.
Living
What is the name for a symbiotic relationship where more than one individual or population in an ecosystem relies on the same limited resources?
Competition
Look at the possible solutions for protecting local water sheds from contamination from improperly disposed of medication. Which of the following is the strongest solution to aid people + the ecosystem and why?
Reverse Osmosis or collection programs can be correct, as long as you back your answer with evidence.
A balanced ecosystem has grass, elk, wolves.
An illness spreads that kills a large portion of the elk. Predict what would happen to the three populations in the ecosystem.
Grass: Would grow more rapidly, could also overgrow.
Elk: Could have less competition for grass, but also could become overhunted by wolves.
Wolves: Population would also drop due to lack of food.
Tell me one issue honey bee populations currently face and a possible solution.
Answers vary!
Non-living (EX: rocks, water, temperature, wind, etc)
Why would an organism engage in a mutualistic relationship?
It allows both organisms to benefit which can then help them survive and / or reproduce.
Refer to the picture. How does the lesser black tarantula benefit from having dotted humming frogs within the same ecosystem?
The frogs eat ants that would otherwise eat the tarantula’s eggs
Habitat loss and decreased resource availability create competition between which of the following...
Organisms of the same and different species.
Why is biodiversity important?
It provides balance within an ecosystem.
Another name for a source or supply that benefits an organism.
Resource
A cuckoo bird lays it's egg in another birds nest. The host bird raises the cuckoo chick as its own. The cuckoo chick gets food and care it didn't earn. The host bird wastes energy on a chick that isn't theirs. What type of symbiotic relationship is this?
Parasitism
The Canada lynx is a member of the cat family, not much larger than a house cat. In northern Canada, the lynx prefers to eat snowshoe hare. When the snowshoe hare population decreases, the lynx kittens are often unable to survive.
On the graph shown, which population is the lynx, and which is the hare and why?
Population 1: Lynx
Population 2: Hare
What happens when organisms in an environment compete for the same resources?
The growth and reproduction of both populations are limited.
Why do changes in one part of an ecosystem affect all its populations?
Another word for a system comprising all the biotic and abiotic factors in an area and all the interactions among them.
Ecosystem
A new plant that does not traditionally live in an ecosystem is introduced. It grown rapidly, killing a local species of fern. What is the relationship between the new plant and the fern?
Amensalism
Daily gorilla treks lead visitors and tourism to different parts of the park, which raises money for conservation through ticket sales. However, this protection came at a cost—the native Batwa people lost much of their ancestral hunting grounds when the park was created.
Which conclusion is best supported by data from this figure?
Protected access to resources allows the gorilla population to grow
Imagine a fully balanced ecosystem. Describe what might happen if an invasive predator (ex: a wolf) enters the habitat.
In our OH DEER scenario, what were the two biotic factors and the two abiotic factors?
Abiotic: Water and shelter
Biotic: Deer and food