Show:
Food Webs
Biodiversity
Biomes
Vocabulary
Miscellaneous
100
What travels through a food chain or web ?
Energy
100
What is Biodiversity ?
The spread of all living things
100
what are four examples of biomes ?
Deserts, forests, prairies, oceans
100
What is ecology?
the study of living things and their environments
100
When members of a population move out of a given area, it is called ?
(e)migration
200
Food Chains start with what ?
Producers
200
There is estimated to be 100 million species on earth, how many have been identified ?
1.7 million
200
Why is climate important to a biome?
It determines what types of plants and animals can live there.
200
What is an environment ?
everything that surrounds a living thing
200
What is the size of the human population today?
7 billion
300
What are animals called that feed on herbivores ?
Secondary Consumers
300
Which environments would you expect to have the most biodiversity ?
Amazon Rainforest
300
Which biome is the coldest?
Tundra
300
What is an ecosystem?
living and nonliving things in an environment, together with their interactions
300
What type of effect has an increasing impact as the population size increases?
cohort effect
400
What happens to energy as we move from step to step in a chain or web?
Energy is lost
400
How many new species are found every year ?
15,000
400
What are the three main types of wetlands?
Marshes, swamps, bogs
400
Define 'Population' ?
group of the same kind of organism living in a certain place
400
The number of individuals that a particular place can support indefinitely is called the....
carrying capacity
500
What is used to indicate the flow of energy in a food chain or web?
Arrows
500
Biodiversity found on the earth today is the result of how many years of evolution ?
3.5 billion
500
What 2 factors help determine the types of animals and plants that can live in freshwater biomes?
Temperature and speed of the water
500
What's a Habitat ?
place where an organism lives
500
The statistical study of a population is called?
demography