Which of the following are benefits of succession?

Provides sustainability in a ecosystem

Which organisms transfer the most energy within the food web?

Algae, because they are the producers in this web

Nitrogen fixation is the process in the nitrogen cycle that...

Bacteria in the roots of plants turn N2 gas into usable form

What are the levels of ecological organization from largest to smallest

Biosphere, Biome, Ecosystem, Community, Population, Organism

The living components in the ecosystem

What is ecological succession?

The process of change in a ecological structure over time

Five Levels of Organization of Living Things or Organisms in order are

Cell, Tissue, Organ, Organ System, Organism

What is an example of homeostasis?

Maintaining acceptable blood sugar levels.

What happens to the energy in an energy pyramid?

energy decreases as it flows through

Plants cannot use atmospheric nitrogen. How can they get it?

It is fixed by bacteria or lightening.

Nitrogen is critical to life for proteins and nucleic acids. How do living things get nitrogen?

Plants from soil, animals from food

What is the dependant variable in this experiment?

amount of students who like stickers or candy

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Biology review 2020 1st 9 weeks

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Questions 30

Answers

1
Which of the following are benefits of succession?
It induces volcanic eruptions
It makes trees grow faster
Provides sustainability in a ecosystem
It provides rain to come more often
2
Which organisms transfer the most energy within the food web?
Bass, because they are predators in this web
Algae, because they are the producers in this web
Crayfish, because they are at the bottom of this web
Copepods, because they support two chains in this web
3
Both organisms benefit
Commensalism
Mutuality
Interdependence
Mutualism
4
Identify the PRODUCERS in the food web:
Marsh Grass
Marsh grass and grasshopper
Cattail
Marsh grass and Cattail
5
Who devised the binomial system for naming organisms?
Hypocrates
Charles Darwin
Linnaeus
David Attenborough
6
Which of the levels of ecological organization is represented by the picture?
Community
Population
Biome
Ecosystem
7
What are the variables in this experiment?
3 different fertilisers
All 3 answers
Soil and pots
3 different plants
8
Nitrogen fixation is the process in the nitrogen cycle that...
Nitrogen is removed from dead organisms to be used
Bacteria in the soil turn nitrogen back into N2 gas
Nitrogen is fixed into the atmosphere
Bacteria in the roots of plants turn N2 gas into usable form
9
What role do oceans play in the carbon cycle?
All the above
They are a major absorber of carbon dioxide
They are a major source of carbon dioxide
None of the above
10
A dichotomous key helps you to _____ an organism.
identify
organize
describe
classify
11
Organ systems contribute to the _______ of an organism.
structure
homeostasis
political affiliations
coolness
12
What are the levels of ecological organization from largest to smallest
Biosphere, Organism, Community, Biome, Ecosystem, Population
Biosphere, Biome, Ecosystem, Community, Population, Organism
Organism, Population, Community, Ecosystem, Biosphere, Biome
Organism, Biosphere, Community, Ecosystem, Biome, Population
13
Which organ is involved in gas exchange?
lungs
stomach
heart
intestines
14
The science of naming and classifying organisms is called?
biology
taxonomy
phylogeny
classification system
15
What is Biotic?
Both components in the ecosystem.
None of the above.
The living components in the ecosystem
The non-living components in the ecosystem.
16
Which is an autotrophic organism?
flesh eating bacteria
narwhal
Redwood tree
banana slug
17
What is ecological succession?
A change in time from space which occurred from the Big Bang Theory
The process of which an organisms develops a change over time
The process of which the temperature of the environment changes
The process of change in a ecological structure over time
18
Five Levels of Organization of Living Things or Organisms in order are
Cell, Organ System, Organism, Organ, Tissue
Tissue, Organ, Cell, Organism, Organ System
Organism, Organ System, Organ, Tissue Cell
Cell, Tissue, Organ, Organ System, Organism
19
What is an example of homeostasis?
Maintaining acceptable blood sugar levels.
Allowing salt levels in the cell to be like, whatever.
random levels of oxygen
Drinking so much water you get sick.
20
What is the energy source for food chains/food webs?
Fertilizer
Producer
The sun
Glucose
21
What happens to the energy in an energy pyramid?
Energy does not flow
Energy increases as it flows through
energy decreases as it flows through
energy stays the same
22
What is a stage of the carbon cycle?
Respiration
Combustion
All of the above
Photosynthesis
23
The picture shows secondary succession
False
True
24
Primary succession can be caused by lava flow
True
False
25
Plants cannot use atmospheric nitrogen. How can they get it?
It is fixed by bacteria or lightening.
Purchase it from Amazon
Ebay, baby
They wish really hard.
26
Which of the following is NOT a level of organization?
ecosystem
community
energy pyramid
biome
27
Nitrogen is critical to life for proteins and nucleic acids. How do living things get nitrogen?
Plants from air, animals from air
animals from food, plants from water
Both from water
Plants from soil, animals from food
28
Organisms that cannot make their own food are called
Heterotrophs
Autotrophs
plant cell
photosynthesis
29
What is the dependant variable in this experiment?
amount of students who like stickers or candy
amount of candy
amount of students
30
What are some examples of Biotic factor
Rocks
Deer
Flowers
Wind

Biology review 2020 1st 9 weeks Flashcards | StudBud