Ecology Review

Ecology Review

Assessment

Flashcard

Biology

9th - 12th Grade

Hard

Created by

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15 questions

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1.

FLASHCARD QUESTION

Front

Feature distinguishing secondary succession from primary succession?

Back

the presence of soil and organic matter in the first stage.

2.

FLASHCARD QUESTION

Front

Which graph represents a population with initial exponential growth that has reached its carrying capacity?

Back

Media Image

3.

FLASHCARD QUESTION

Front

On remote islands, immigration and emigration usually do not have a large effect on population sizes. A bird population on a remote island remains at a relatively constant size year after year. Which of the following most likely describes the birthrate and the death rate for this population? Options: Birthrate and death rate are both zero, Birthrate and death rate are close to equal, Birthrate is significantly less than death rate, Birthrate is significantly greater than death rate.

Back

Birthrate and death rate are close to equal.

4.

FLASHCARD QUESTION

Front

Example of a density independent limiting factor:

  • Average temperature of an area
  • Number of plants found in a local forest
  • A shortage of the number of nesting sites for gopher tortoises
  • The availability of food in a pond near Atlantic Coast high school

Back

Average temperature of an area

5.

FLASHCARD QUESTION

Front

Why are there so few aquatic plants and phytoplankton that live at the bottom zones in the ocean?

Back

Most sunlight is absorbed before reaching these levels.

6.

FLASHCARD QUESTION

Front

When an environment has reached carrying capacity for a certain population, which of the following is true?

  • Growth and immigration rate is equal to death and emigration rate.
  • Growth and immigration rate is greater than death and emigration rate.
  • Growth and immigration rate is less than death and emigration rate.
  • Growth rate is exponential.

Back

Growth and immigration rate is equal to death and emigration rate.

7.

FLASHCARD QUESTION

Front

The pea weevil is a type of insect. The table below shows the average time it takes for pea weevil eggs to hatch at different temperatures. Based on the data, which of the following conditions would promote the highest population growth rate in pea weevils?

  • Cold springs with temperatures from 11C to 16C
  • Moderate summers with temperatures from 25C to 27C
  • Heat waves in which the temperature is sustained well above 28C
  • Overnight frosts after which the temperature warms from 0C to 11C

Back

Moderate summers with temperatures from 25C to 27C

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