General Ecology Quiz
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General ecology quiz. Anyone with basic ecological knowledge can take it.
- 1.Where would competition be more intense -> Between the same species (intraspecific) or between two different species (interspecific)?
- A.
Intraspecific
- B.
Interspecific
- C.
Neither - they're both equal in intensity
- D.
Prey competition - intraspecific. Predator - Interspecific.
- 2.There are 5 species of birds, all of them eat fruits, but each bird eats a fruit of different size. This is an example of:
- A.
The wisdom of evolution
- B.
Coevolution
- C.
Resource partitioning
- D.
Commensalism
- E.
Mutualism
- 3.Keystone species are
- A.
Species important in medicine
- B.
Species that determines that shape of the community
- C.
The prime predators of a population
- D.
Species that were brought up in Keystone, South Dakota
- 4.When are wildfires good?
- A.
Never!
- B.
Only if the forest bothers humans.
- C.
Only to prevent from less fire-resistant plants to emerge that can cause greater fires
- D.
When there are a lot of predators in the forest
- 5.Plants grow in the best manner when silt, clay and sand are in equal distribution in the ground.
- A.
True
- B.
False
- 6.What are holoparasites?
- A.
Microbial parasites
- B.
Plants that do not undergo photosynthesis and get all their resources from other plants.
- C.
Parasites that complete their life cycle by exploiting the social behavior of other species
- D.
Parasites that live on the host
- E.
Parasites that live in the host
- 7.Parasitoids are parasitic flatworms that always kill the host they're in
- A.
True
- B.
False
- 8.Many of the the predators-prey adaptations have been created by _________
- 9.What are the limiting reasons that a distant island will quit generating new species?
- A.
Distance effect
- B.
Area effect
- C.
Answer A+B are correct
- D.
Neither answer is correct
- 10.Eutrophication
- A.
The turning of a lush biome to a tundra
- B.
Strong vertical motions that carry oxygen from the utmost part of a water to the lowest part, and uplift nutrition
- C.
Desertification of an area that used to be rich with nutrition
- D.
General name for the procedures that leads to the enrichment of a body in water with nutrition
- 11.The benthic province including all the sediments and rocks that are found in the bottom of the ocean
- A.
True
- B.
False
- 12.Generic drift contributes to the genetic resemblance between separated communities
- A.
True
- B.
False
- 13.The first pattern of airflow is created by
- A.
The sunrays at the equator
- B.
The unequal distribution of land masses that creates differences in air pressure
- C.
Earth rotating on its axis and its global shape
- D.
Neither
- E.
All of them
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