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WorksheetsAnthropogenic Changes (Environmental)
Total questions: 13
Worksheet time: 7mins
Pesticides are sprayed upon farms to keep insects from eating and/or destroying crops. What is a possible affect of the pesticides runoff into local freshwater?
decrease in erosion
increase in crop yield
decreased biodiversity
increased biodiversity
What is biodiversity as it relates to an ecosystem?
the total number of genes
total number of different species
total number of organisms
none of these are correct
Biological magnification is the idea that as you move up the food chain creatures have higher levels of harsh chemicals.
True
False
A category 5 hurricane completely destroys coastal estuaries, what would be the most likely affect on native species?
They would experience a period of growth in numbers, due to plant growth
They would have decreased numbers due to salinity
They would have a decreased biodiversity due to habitat destruction
none of the above
Environmentalists have seen that reducing this food item will lower CO2 output worldwide?
vegetables
poultry
beef
grains
A new skyscraper is being built partially on swamp land that will be converted to roads and parking garages. What impact will this have on the sustainability of the swampland species?
Populations of new species will increase
Predators will abandon the area due to humans being top predators
the ecosystem will be destabilized because of loss of abiotic factor of space
the populations will adapt to the new building and will thrives
Pigs dig and eat roots, fungus and various other food sources, they are omnivores. Pigs were introduced to the Americas by conquistadors to have food on their trips back and forth in the new world. What is a possible negative consequence of introducing pigs to the environment?
Pig populations in the new world will decrease
Pigs would be a invasive species lower native biodiversity
pigs could add more biodiversity since they have been added to the new world environment
none of the above
Deforestation leads to the clearing of forests to create areas for use, such as for housing or recreation. What environmental consequence could be a result of deforestation?
increase in livable land for all organisms
increase in atmospheric CO2
Increase in usable land for profit
increase in agricultural land
Oil Spills are on the decline, but the volume of ail spilled in an incident has greatly increased, why is this?
ships are larger and more cheaply made
their is more oil being consumed today since population is higher
the frequency of ships traveling over the oceans has increased
none of the above
Ozone depleting substances use has.....?
Increased
Decreased
Increased carbon emissions lead to higher temperatures. What affect will this have on biodiversity?
carbon emissions will lead to increased biodiversity
carbon emissions will lead to no change in biodiversity
carbon emissions will lead to decreased biodiversity
decrease in carbon emissions lead to decreased biodiversity
Organisms like corals are very sensitive to temperature, most corals are also found near the equator. What affect do you think global warming will have on biodiversity?
Increase in biodiversity corals will adapt
decrease in biodiversity corals will move to new areas
decrease in biodiversity, corals will die as temperatures rise
none of the above
Habitat fragmentation is when humans alter or change parts of a habitat so that they are no longer connected. What affect does this have on biodiversity?
increase in biodiversity because organism will adapt differently
decrease in biodiversity due to loss of habitat
the abiotic factors will increase biodiversity
none of the above
