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Leaving Certificate Biology
Ecology 3 iQuiz
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Which of the following is not an
abiotic factor?
pH
Salinity
Dissolved oxygen
Pathogens
The protection and wise
management of natural resources
and the environment is known as
…
Conservation
Equilibrium
Control measures
Interdependence
An active physical confrontation between
two organisms, e.g. two dogs fighting
over a bone, is an example of what type
of competition?
Scramble
Contest
Antagonistic
Hostile
This term refers to an organism
that is active during the day. What
is it?
Nocturnal
Diurnal
Diuretic
Detrivore
What word describes the
functional role of a species or
population in an ecosystem?
Dependence
Consumer
Symbiotic
Niche
An animal whose temperature
changes with that of its
surroundings, i.e. a cold-blooded
animal, is known as …
Endoderm
Endotherm
Ectotherm
Ectoderm
What term is used to describe a
condition where lakes become overenriched with nutrients, from excess
fertiliser use and results, ultimately, in
the death of aquatic organisms?
Denitrification
Eutrophication
Biodegradation
Ammonification
The conversion of ammonia to
nitrites and nitrates is known as …
Nitrification
Denitrification
Nitrogen
fixation
Nitrogen
assimilation
The term symbiosis is associated
with which group of the following
groups?
Algae
Lichens
Fungi
Mosses
A list of organisms through which
energy is transferred, usually
beginning with a green plant, is
known as a …
Food web
Niche
Food chain
Pyramid
of numbers
Most of the world’s population is
undernourished. The reason for
this is …
Not enough
food produced
Fertilisers
too expensive
Food not fit to be
eaten by humans
Distribution of
food is uneven
Which of the following terms
means the struggle between
organisms for a limited resource?
Concealment
Interdependence
Competition
None of these
The term acid rain refers to rain
that is very acidic. It usually has a
pH of … or less.
5.5
4.5
6.5
3.5
Gases in the atmosphere allow light
energy from the sun to enter but
prevent heat energy from escaping,
resulting in a rise in atmospheric
temperature. This is known as …
Greenhouse
gasses
The greenhouse
effect
Climate change
None of these
The reliance of organisms of different
species on each other for an essential
resource, and the ways in which they
depend on each other for survival is
known as …
Intraspecific
competition
Interspecific
competition
Interoceptors
Interdependence
Ecology 3 iQuiz
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