Exam 4 Review

Plants that tolerate higher salt, and may have salt glands to excrete salt are called?

Open oceans have low primary productivity.

What factors kick in when the population becomes too large and crowded?

pH less than what will prevent nitrifying bacteria from working?

Upwelling regions at the edge of the continents represent areas with a medium level of productivity.

The Allee effect is an example of negative feedback where growth rates will decrease in response to population size.

In terrestrial ecosystems 90% of water evaporation is through plants and is exited from the leaves via?

Which ocean zone starts at the end of the intertidal zone and goes outwards over the continental shelf?

The most important factor in the distribution of organisms due to its effects on biological processes is?

The ocean can be divided into different zones. Which zone is located near the shore?

In a Type I survivorship curve, the rate of loss for juveniles is high but have a low morality rate for survivors.

What type of interactions may cause the realized niche to be considerably smaller than the fundamental niche?

The majority of extinctions have occurred on islands.

-

Insects that lay eggs on living hosts displays what type of parasitism?

Assume that producers in an ecosystem have 1,000,000 kilocalories of energy. How much is available to primary consumers?

The entire niche that a species is capable of using based on its physiological tolerance, limits, and resource needs is?

Which of the following are examples of density-dependent factors? (1) food, (2) disease, (3) rainfall, (4) temperature

When mammals have shorter ears and limbs in colder climates is an example of what?

What regions have the highest diversity?

Continental shelf represent areas that have the highest level of productivity.

This is an example of primary sucession.

El Niño Southern Oscillation is the weakening of the what-to-what Trade Winds?

What disease is caused by bacterium Borrelia burgdorferi?

What ocean zone is the layer of water located in the open ocean that supports producers?

This interaction shows what?

-

-

Some insects avoid freezing in the winter by adding what to their blood?

Phosphorus is required by most but not all organisms.

The Barramundi is responsible for the virtual extinction of hundreds of species of cichlid fishes.

Warm water holds more O2 than cooler water.

99% of ocean food supply comes from what waters?

Energy is never recycled.

This is the defintion of Müllerian mimicry.

All species become extinct eventually.

The ranges of ectothermic animals are affected by temperature.

Species found naturally in only one geographic area and no place else are called?

Stratospheric ozone is important because it absorbs UV radiation (UV-A).

Age at first reproduction relates to life span. Long-lived species reproduce when? Short-Lived species reproduce when?

All of the energy in an ecosystem eventually ends up as?