Ecology 3

Leaving Certificate Biology

€ 100

€ 200

€ 300

€ 500

€ 2,000€ 1,000

€ 4,000

€ 8,000

€ 16,000

€ 32,000

€ 64,000

€ 125,000

€ 250,000

€ 500,000€1,000,000

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For €100: Which of the following is not

an abiotic factor?

A B

C D

pH Salinity

Dissolved oxygen Pathogens

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D: Pathogens

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For €100: Which of the following is not

an abiotic factor?

A B

C DDissolved oxygen Pathogens

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2030

4050

6070

8090

100

A B C D

A

B

C

D

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• It has to be D Chris

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Equilibrium

For €200: The protection and wise management of natural resources and the environment

is known as …

A B

C D

Conservation

Control measures Interdependence

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A: Conservation

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For €200: The protection and wise management of natural resources and the environment

is known as …

A B

C D

Conservation

Control measures

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100

A B C D

A

B

C

D

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• It’s definitely A Chris

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For €300: An active physical confrontation between

two organisms, e.g. two dogs fighting over a bone, is an example of what type of competition?

A B

C D

Scramble Contest

Antagonistic Hostile

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B: Contest

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For €300: An active physical confrontation between

two organisms, e.g. two dogs fighting over a bone, is an example of what type of competition?

A B

C D

Scramble Contest

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40

50

60

70

A B C D

A

B

C

D

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• I’m 80% certain that it's … B

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For €500: This term refers to an organism that is active during the day. What is it?

A B

C D

Nocturnal Diurnal

Diuretic Detrivore

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B: Diurnal

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For €500: This term refers to an organism that is active during the day. What is it?

A B

C D

Diurnal

Diuretic

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A B C D

A

B

C

D

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• That’s definitely B

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For €1,000: What word describes the functional role

of a species or population in an ecosystem?

A B

C D

Dependence Consumer

Symbiotic Niche

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Congratulations

D: NicheYou have won €1,000.00

21 Apr 2023

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Next Question

For €1,000: What word describes the functional role

of a species or population in an ecosystem?

A B

C DSymbiotic Niche

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A B C D

A

B

C

D

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• I really don’t know this one, just let me think ...

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For €2,000: An animal whose temperature changes with that of its surroundings, i.e. a cold-blooded

animal, is known as …

A B

C D

Endoderm Endotherm

Ectotherm Ectoderm

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C: Ectotherm

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For €2,000: An animal whose temperature changes with that of its surroundings, i.e. a cold-blooded

animal, is known as …

A B

C D

Endotherm

Ectotherm

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60

70

80

A B C D

East

A

B

C

D

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• I know this one, it's … B, I think

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For €4,000: What term is used to describe a condition where lakes become over-enriched with

nutrients, from excess fertiliser use and results, ultimately, in the death of aquatic organisms?

A B

C D

Denitrification Eutrophication

Biodegradation Ammonification

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B: Eutrophication

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For €4,000: What term is used to describe a condition where lakes become over-enriched with

nutrients, from excess fertiliser use and results, ultimately, in the death of aquatic organisms?

A B

C D

Eutrophication

Biodegradation

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70

80

A B C D

A

B

C

D

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• It is definitely A ... Wait a minute it may be C

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For €8,000: The conversion of ammonia to nitrites

and nitrates is known as …

A B

C D

Nitrification Denitrification

Nitrogen fixationNitrogen

assimilation

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A: Nitrification

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For €8,000: The conversion of ammonia to nitrites

and nitrates is known as …

A B

C D

Nitrification Denitrification

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05

101520253035404550

A B C D

A

B

C

D

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• I am not sure, I would guess A

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For €16,000: The term symbiosis is associated with which group of the following groups?

A B

C D

Algae Lichens

Fungi Mosses

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B: Lichens

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For €16,000: The term symbiosis is associated with which group of the following groups?

A B

C D

Lichens

Fungi

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A B C D

A

B

C

D

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• I am not sure, I’d chance B

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For €32,000: A list of organisms through which energy is transferred, usually beginning with a

green plant, is known as a …

A B

C D

Food web Niche

Food chain Pyramid of numbers

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C: Food chain

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21 Apr 2023

The Contestant

€ 32,000.00Thirty two thousand euro only

Next Question

For €32,000: A list of organisms through which energy is transferred, usually beginning with a

green plant, is known as a …

A B

C D

Food web

Food chain

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05

101520253035404550

A B C D

A

B

C

D

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• I believe it is … A

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For €64,000: Most of the world’s population is

undernourished. The reason for this is …

A B

C D

Not enough food produced

Fertilisers too expensive

Single-cell protein not eaten by humans

Uneven distribution of food

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D: Uneven distribution of food

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For €64,000: Most of the world’s population is

undernourished. The reason for this is …

A B

C DSingle-cell protein

not eaten by humansUneven distribution

of food

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5

10

15

20

25

30

A B C D

A

B

C

D

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• I think it is C or D. I’m nor sure which. Take a chance on D.

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For €125,000: Which of the following terms means

the struggle between organisms for a limited resource?

A B

C D

Concealment Interdependence

Competition None of these

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C: Competition

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For €125,000: Which of the following terms means the struggle between organisms of different

species for a limited resource?

A B

C D

Concealment

Competition

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25

A B C D

A

B

C

D

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• I know it. Oh! Chance C or D

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For €250,000: The term acid rain refers to rain that is

very acidic. It usually has a pH of … or less.

A B

C D

5.5 4.5

6.5 3.5

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B: 4.5

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For €250,000: The term acid rain refers to rain that is

very acidic. It usually has a pH of … or less.

A B

C D

5.5 4.5

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101520253035404550

A B C D

A

B

C

D

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• It’s either A or B, I’m 100% certain of that.

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For €500,000: 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 …

A B

C D

Greenhouse gassesThe greenhouse

effect

Climate change None of these

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B: The greenhouse effect

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For €500,000: 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 …

A B

C D

Greenhouse gassesThe greenhouse

effect

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05

101520253035404550

A B C D

A

B

C

D

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• I know this? Is it B?

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For €1,000,000: 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 …

A B

C D

Intraspecific competition

Interspecific competition

Interdependence None of these

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Congratulations

You are a Millionaire!

21 Apr 2023

The Contestant

€ 1,000,000.00One million euro only

For €1,000,000: 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 …

A B

C D

Interspecific competition

Interdependence

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5

10

15

20

25

A B C D

A

B

C

D

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WRONG ANSWER

Hard Luck

You leave with nothing

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WRONG ANSWER

Hard Luck

You leave with a cheque for €1,000.00

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21 Apr 2023

The Contestant

€ 1,000.00One thousand euro only

WRONG ANSWER

Hard Luck

You leave with a cheque for €32,000.00

Try Again

21 Apr 2023

The Contestant

€ 32,000.00Thirty two thousand euro only