Amar Malik
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Quiz on Ecology Test, created by Amar Malik on 02/06/2018.

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Amar Malik
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Ecology Test

Question 1 of 54

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is the study of the environment and everything in it, both living and non-living

Explanation

Question 2 of 54

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The is all the different types of ecosystems found on Earth

Explanation

Question 3 of 54

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A is the place where something lives. It includes all the things that make it a suitable place to live. For example, food, water, and shelter.

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Question 4 of 54

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A is each organisms specific role in the environment

Explanation

Question 5 of 54

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Which of the following affects community structures?

Select one or more of the following:

  • Abiotic Factors

  • Light

  • Seasons

  • Biotic Factors

  • Interactions

Explanation

Question 6 of 54

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Which of the following are examples of abiotic factors?

Select one or more of the following:

  • Climate

  • Topography

  • Soil Type

  • Plant Structures

  • Human Activity

  • Resources

Explanation

Question 7 of 54

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Which of the following is a example of biotic factors?

Select one or more of the following:

  • Evolution

  • Adaptations

  • Diseases

  • Climate

Explanation

Question 8 of 54

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Which of the following are examples of interactions?

Select one or more of the following:

  • Adaptations

  • Climate

  • Competition

  • Predation

  • Soil Type

  • Disease

  • Human Activity

Explanation

Question 9 of 54

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Any close relationship between species is called

Explanation

Question 10 of 54

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A symbiotic relationship in which both species benefits is called

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Question 11 of 54

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A symbiotic relationship in which one organism benefits and the other is not affected is called

Explanation

Question 12 of 54

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A symbiotic relationship in which one organism benefits but the other is harmed is called

Explanation

Question 13 of 54

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The presence of predators usually increases the number of different species that can live in an ecosystem. Predators limit the size of prey population. As a result, there is more food available and less competition between species

Select one of the following:

  • True
  • False

Explanation

Question 14 of 54

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is when any two individuals of the same or different species will have differences that makes one a better competitor than the other, so one is naturally excluded. They cannot coexist indefinitely

Explanation

Question 15 of 54

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are certain species that are critical to the survival and diversity of the community. They dictate community structures by outcompeting other species. If they are removed, another species may dominate and exclude others. This decreases biodiversity

Explanation

Question 16 of 54

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is a series of events that occur during the colonization of barren land. is a series of events that occur during the re-colonization of distributed land that already possesses soil.

Explanation

Question 17 of 54

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Lichens and mosses break down rock to produce soil. This is known as

Select one of the following:

  • Grasses and Shrubs

  • Small shrubs and trees

  • Pioneer Species

  • Climax Community

Explanation

Question 18 of 54

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Opportunistic, fast growing plants colonize and stabilize the soil layer. This is known as

Select one of the following:

  • Climax Community

  • Pioneer Species

  • Small shrubs and trees

  • Grasses and Shrubs

Explanation

Question 19 of 54

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This outcompetes the grasses for light and nutrients. It is known as

Select one of the following:

  • Small shrubs and trees

  • Pioneer Species

  • Climax Community

  • Grasses and shubs

Explanation

Question 20 of 54

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Mature trees and shrubs are known as

Select one of the following:

  • Small shrubs and trees

  • Climax Community

  • Pioneer Species

  • Grasses and shrubs

Explanation

Question 21 of 54

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are all the individuals of a species that live together in one place at one time

Explanation

Question 22 of 54

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is the statistical study of populations. It is used to predict how the size of a population will change

Explanation

Question 23 of 54

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Population size

Select one or more of the following:

  • is the number of individuals in a population

  • influences the growth rate in enviorments

  • has an important impact on evolution

  • has an important effect on the ability of the population to survive

Explanation

Question 24 of 54

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A small population is more likely to become extinct

Select one or more of the following:

  • because of natural selection

  • in the case of random events or natural disaster

  • due to inbreeding where the population is more genetically alike. Recessive traits are more likely to appear.

  • in order to achieve evolution

  • with reduced variability it is harder to adapt the changes

Explanation

Question 25 of 54

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Population density

Select one or more of the following:

  • the second major impact in evolution

  • the number of individuals in a given area

  • if they are too far apart they may only rarely encounter one another resulting in little reproduction

  • a cause of natural disasters

Explanation

Question 26 of 54

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Disease, competition, predators, parasites, food, and crowding are all examples of .

Explanation

Question 27 of 54

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Volcanic eruptions, temperature, storms, floods, droughts, chemical pesticides, and major habitat disruptions are examples of factors.

Explanation

Question 28 of 54

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is the way in which individuals are arranged.

Explanation

Question 29 of 54

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Model

Select one or more of the following:

  • a hypothetical population that has key characteristics of the real population being studied.

  • reflects the birth and death rates in society

  • illustrates the population in the past

  • used by demographers to predict how a population will grow

Explanation

Question 30 of 54

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is the population growth plotted against time. As a population gets larger, it also grows at a faster rate. This is the maximum population growth under ideal circumstances. It includes plenty of room for each member, unlimited resources, and no hindrance.

Explanation

Question 31 of 54

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This model accounts for the declining resources available to populations as they grow.

Select one of the following:

  • Carrying capacity

  • Logistic model

  • Exponential growth curve

  • Exponential decay curve

Explanation

Question 32 of 54

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The number of organisms of one species that an environment can support indefinitely

Select one of the following:

  • Carrying Capacity

  • Logistic Model

  • Exponential decay curve

  • Exponential growth curve

Explanation

Question 33 of 54

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What are 2 ways a population can prosper?

Select one or more of the following:

  • Depends of exponential growth rate

  • Depends on the rate of growth

  • Depends on the population density

  • Influenced by the carrying capacity

Explanation

Question 34 of 54

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are characterized by exponential growth, which results in temporarily large populations, followed by sudden crashes in population size. R=rate of growth

Explanation

Question 35 of 54

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are characterized by a high degree of specialization. K=carrying capacity.

Explanation

Question 36 of 54

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An is a collection of organisms and their enviorment

Explanation

Question 37 of 54

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All of Earth's energy comes from the sun

Select one of the following:

  • True
  • False

Explanation

Question 38 of 54

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is when organisms use the Sun's energy to create energy rich molecules

Explanation

Question 39 of 54

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What are sugars made up of?

Select one or more of the following:

  • Carbon

  • Phosphorous

  • Nitrogen

  • Oxygen

  • Hydrogen

Explanation

Question 40 of 54

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Energy is stored in the of the atoms. When the bond is broken, energy is to fuel life processes

Explanation

Question 41 of 54

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A is an organism that uses an outside energy source like the Sun to make energy-rich molecules

Explanation

Question 42 of 54

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What does most producers contain? What is it required for?

Select one of the following:

  • Energy ; Chemosynthesis

  • Producers; Photosynthesis

  • Chlorophyll; Photosynthesis

  • Consumers; Chemosynthesis

Explanation

Question 43 of 54

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Green plants are .

Explanation

Question 44 of 54

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Organisms that are found near volcanic vents in the ocean floor that make energy-rich molecules do it through a process called

Explanation

Question 45 of 54

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A is an organism that cannot make their own food so they obtain energy by eating other animals. The four types are herbivores, carnivores, omnivores, and decomposers.

Explanation

Question 46 of 54

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A food chain is a simple model of the feeding relationship in an ecosystem.

Select one of the following:

  • True
  • False

Explanation

Question 47 of 54

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This describes the concentration of toxins at higher trophic levels due to an increase of ingested biomass

Select one of the following:

  • Eutrophication

  • Human Impact-Depletion of the Ozone Layer

  • Biological Magnification

  • Acid Rain

Explanation

Question 48 of 54

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This is the excess algal growth in bodies of water due to nutrient over-enrichment

Select one of the following:

  • Acid Rain

  • Eutrophication

  • Biological Magnification

  • Human Impact- Depletion of the Ozone Layer

Explanation

Question 49 of 54

1

This causes damage to the ozone layer; there is a hole that doesn't protect as effectively against solar UV rays

Select one of the following:

  • Human Impact

  • Biological Magnification

  • Eutrophication

  • Air Pollutants

Explanation

Question 50 of 54

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is when precipitation combines with sulfates in the air released from pollution to make acid rain

Explanation

Question 51 of 54

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All of the individuals of a species that live together in one place at one time is a .

Explanation

Question 52 of 54

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The movement of individuals into a population from another area is called

Explanation

Question 53 of 54

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The movement of individuals out of a population is called

Explanation

Question 54 of 54

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competition is when members of the same species compete for limited resources, while competition is when different species compete for limited resources.

Explanation

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