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Populations, Communities and Ecosystems

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10 Biology Quiz sobre Populations, Communities and Ecosystems, criado por J Will em 01-05-2016.
J Will
Quiz por J Will, atualizado more than 1 year ago
J Will
Criado por J Will aproximadamente 8 anos atrás
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Resumo de Recurso

Questão 1

Questão
Which of the following increases the size of a population (check all that apply)
Responda
  • Emigration
  • Immigration
  • Mortality
  • Natality

Questão 2

Questão
Which of the following decreases the size of a population (check all that apply)?
Responda
  • Emigration
  • Immigration
  • Mortality
  • Natality

Questão 3

Questão
A volcano erupting causes the birds on an island to have to leave to find a new home. This would be an example of ___________?
Responda
  • Emigration
  • Immigration
  • Mortality
  • Natality

Questão 4

Questão
If the rate of immigration and emigration of population are the same, what would cause the population to continue to increase in size?
Responda
  • If the mortality is greater than the natality
  • If the natality is greater than the mortality
  • If the mortality and natality are equal
  • This population could not increase

Questão 5

Questão
In a lab experiment, doors that swing outward only allowed mice to enter a population but not to leave it. What could cause an increase in the population?
Responda
  • Emigration
  • Immigration
  • Mortality
  • Natality

Questão 6

Questão
If a country had a higher death rate than a birth rate, what would explain a continued increase in population?
Responda
  • Emigration
  • Immigration
  • Mortality
  • Natality

Questão 7

Questão
What factor usually is responsible for limiting the size of each population in the biosphere
Responda
  • The carrying capacity of the ecosystem
  • The density of decomposers
  • The increase in annual natality
  • The opportunity to locate mates

Questão 8

Questão
The biotic component of an ecosystem would be __________
Responda
  • Climate
  • Temperature
  • Community
  • Water

Questão 9

Questão
Abiotic factors include all of the following except:
Responda
  • Weather
  • Food
  • Space
  • Water

Questão 10

Questão
Termites eat wood but cannot digest it. Microorganisms that live in the termites’ digestive tract digest the wood. The microorganisms cannot live outside the termites’ body. This is an example of:
Responda
  • Commensalism
  • Competition
  • Mutualism
  • Parisitism

Questão 11

Questão
The cricket may live in a gopher burrow along with the gopher. Each animal is harmless to the other.
Responda
  • Commensalism
  • Competition
  • Mutualism
  • Parisitism

Questão 12

Questão
A lamprey eel attaches itself by a sucker to a fish and feeds on blood from a fish.
Responda
  • Commensalism
  • Competition
  • Mutualism
  • Parisitism

Questão 13

Questão
Garden seeds that sprout only inches apart cause the plants to be crowded and their growth and fruiting reduce.
Responda
  • Commensalism
  • Competition
  • Mutualism
  • Parisitism

Questão 14

Questão
Barnacles attach themselves to a whale. The barnacles benefit but the whale is unharmed.
Responda
  • Commensalism
  • Competition
  • Mutualism
  • Parisitism

Questão 15

Questão
Tapeworms live in animal intestines and grow new segments as they absorb digested foods. An animal may become undernourished as tapeworm segments are lost with eliminated wastes and the tapeworm grows more new segments
Responda
  • Commensalism
  • Competition
  • Mutualism
  • Parisitism

Questão 16

Questão
What constitutes a famine?
Responda
  • Individuals consume more calories than their bodies use.
  • The number of people in an area increases at a faster rate than food supplies.
  • People consume enough calories but fail to take the necessary vitamins.
  • Water quality is so poor that life threatening diseases are common.

Questão 17

Questão
What constitutes malnutrition?
Responda
  • Individuals consume more calories than their bodies use.
  • The number of people in an area increases at a faster rate than food supplies.
  • People consume enough calories but fail to take the necessary vitamins.
  • Water quality is so poor that life threatening diseases are common.

Questão 18

Questão
Through which pathway would the most energy be available to humans?
Image:
25d1b64a-7d20-4ad8-a1f8-a0d5ecdd78d9 (image/jpeg)
Responda
  • Pathway I
  • Pathway II
  • Pathway III
  • They are all the same

Questão 19

Questão
Through which pathway would the least energy be available to humans?
Image:
f1051f04-3d9e-4c3d-a8e0-49a9af66eca2 (image/jpeg)
Responda
  • Pathway I
  • Pathway II
  • Pathway III
  • They all have the same amount of energy available to humans

Questão 20

Questão
Which organisms are producers?
Responda
  • All of the following
  • Grasses and trees
  • Bacteria and mushrooms
  • Mice, rabbits, and deer

Questão 21

Questão
Which organisms can be considered consumers?
Responda
  • All of the following
  • Bacteria and Fungi
  • Grasses and Clovers
  • Insects, mice and rabbits

Questão 22

Questão
Which organisms convert light energy to chemical energy via photosynthesis?
Responda
  • All of the following
  • Bacteria and fungi
  • Grasses and Clovers
  • Insects, mice and rabbits

Questão 23

Questão
Gross primary productivity in an ecosystem is the:
Responda
  • Energy lost by daily activity of producers in the community
  • Food energy available to consumers
  • Growth of the community
  • Sunlight energy converted by producers to chemical energy

Questão 24

Questão
Net primary productivity in an ecosystem is defined as:
Responda
  • Energy lost by daily activity of producers in the community
  • Food energy available to consumers
  • Growth of the community
  • Light energy converted by producers to chemical energy

Questão 25

Questão
A cow eats only grass making it a(n)
Responda
  • Herbivore
  • Carnivore
  • Omnivore
  • Scavenger

Questão 26

Questão
A vulture eats a dead animal which makes it a(n)
Responda
  • Herbivore
  • Carnivore
  • Omnivore
  • Scavenger

Questão 27

Questão
A bear eats both meat and berries, making it a(n)
Responda
  • Herbivore
  • Carnivore
  • Omnivore
  • Scavenger

Questão 28

Questão
A shark has a diet that consists of only fish
Responda
  • Herbivore
  • Carnivore
  • Omnivore
  • Scavenger

Questão 29

Questão
A butterfly migrates to a new area by flying
Responda
  • Active Dispersal
  • Passive Dispersal

Questão 30

Questão
A river moves seeds to an new location
Responda
  • Active Dispersal
  • Passive Dispersal

Questão 31

Questão
A monkey moves the seed of a mango tree to a new location
Responda
  • Active Dispersal
  • Passive Dispersal

Questão 32

Questão
The difference between the ecosystem and its community of organisms is the:
Responda
  • Decomposers of the ecosystem
  • Food web of the ecosystem
  • Physical environment of the ecosystem
  • Producers of the ecosystem

Questão 33

Questão
Which of these is a community relationship?
Responda
  • River turtles and snails eat tape grass
  • Turtle eggs are buried on the river bank
  • Tape grass clogs the water current in a river
  • Snails are concealed among rocks in a river

Questão 34

Questão
Which organisms lose heat energy in respiration?
Responda
  • All of the above
  • Bacteria and fungi
  • Grasses and clover
  • Insects, mice and rabbits

Questão 35

Questão
An herbivore is also called a:
Responda
  • Decomposer
  • Green plant
  • First-order consumer
  • Second-order consumer

Questão 36

Questão
The food relationships diagrammed do not include the ecosystem’s;
Image:
ebb8c59e-68d0-488d-9d79-7c6570cda3d4 (image/jpeg)
Responda
  • Consumers
  • Decomposers
  • Predators
  • Producers

Questão 37

Questão
If the snake population declines, one result probably will be:
Image:
e48ef8a2-487d-498f-8d7b-8e5b9f69ae9f (image/jpeg)
Responda
  • Competition between spiders and salamanders
  • Decrease in centipede density
  • Emigration of the salamanders
  • Increase in salamander density

Questão 38

Questão
A pyramid of biomass means that the mass of:
Image:
61bae992-78bc-4e17-92c8-9aa8e7d0378b (image/jpeg)
Responda
  • Consumers is greater than producers
  • Decomposers is greater than consumers
  • Decomposers is greater than producers
  • Producers is greater than consumers

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