Ecology quiz

You have until Saturday the 25th to submit the answers.

1. Which is a biotic factor that affects the population of rabbits?
the amount of grass the amount of rain the amount of sun

2. Which is an abiotic factor that affects the amount of oxygen in the air we breathe?
the amount of sun reaching the earth the number of plants the algae in the ocean

3. Suppose in the year 2013, A boat lands in Boston with a crate of genetically engineered glowing rabbits that breaks open and escapes. They are adapted to eat almost any plant and can live in temperatures ranging from -20 to 110 F. They have an aggressive behavior with good survival skills and spread at a rate of 100 miles a year. Which is the most likey factor in the flow chart 52.6 that determines why these rabbits do not live in California by the year 2016?

4. The average temperature in Boston in December is 4C. this is an example of ...
Weather Climate Global warming Ozone depletion

5. Raccoons live on the island of Nantucket. They can't swim or take the ferry across. They interact with each other but not raccoons on the mainland. The definition that best describes all the raccoons on this island is a...
Family species population community flock hoard

6.After a forest fire, pine trees space themselves out rather evenly due to competition for light. The type of dispersion pattern seen here is called...
clumped uniform random

7. Viruses are capable of multiplying quickly in your body. In the first couple of days after your infection, before the body is capable of responding the population of virus particles can be seen as this type of growth...
exponential logistic linear

8. When the population of an organism increases quickly and then slows down the growth until it levels off and hovers around a certain average number, we call this type of growth...
exponential logistic linear

9. An organism that lives many years, takes care of the young until they can make it on there own and only gives birth to a couple of offspring each year is most likely a _____ selected species.
K r Z Q T

10. Termites take advantage of water soaked boards in the foundation of your home and in a few years many offspring have been born and the house collapses after they have eaten away all the sills. They would be considered a ____ selected species.
K r Z Q T

11. Lakes can have water that is crystal clear or have the surface entirely covered in weeds or algae. Growth of these species depend on phosphorus the most. When there is no phosphorus in the water it is not possible for the plants or algae to grow. This means that phosphorus is a _______________ factor in the environment.

12. All the tomatos planted in a field die after a late frost. It did not matter how closely they were planted together and no amount of water or fertilizer given to them a few days before would have made a difference on whether or not they would live. The frost would be considered a density _____________ factor.

13. The population of bacteria in a petri dish grows exponentially until the plate is covered, then they start to die out because of the wastes they give off. The entire plate of bacteria ends up dying because of a density __________ factor.

14. According to the study and the graph on 1189, which statement is correct about lynx and hares populations.
A. there are times when the number of lynxes and hares are identical
B. there are always more hares than lynxes
C. the nuber of hares go down only due to predation by lynxes
D. the number of lynxes is always higher than hares because they keep the population low

15. According to the graph on 1192 which country is undergoing rapid growth, and what part of the graph gives a clue as to population growth is fast.