Shona Mynes
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Quiz on Leaving Cert Biology Unit 1 definitions , created by Shona Mynes on 06/03/2016.

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Shona Mynes
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Leaving Cert Biology Unit 1 definitions

Question 1 of 56

1

What is an Abiotic factor?

Select one of the following:

  • The Study of living things (organisms)

  • Chemical reactions where smaller molecules are joined together
    to form larger molecules

  • A non- living factor

  • Part(s) of earth that supports life

Explanation

Question 2 of 56

1

What is a Carnivore?

Select one of the following:

  • An animal that eats both animals and plant

  • An animal that feeds on animals only

  • Basic structural unit of a living organism (that possesses its
    characteristics)

  • Chemical reactions where larger molecules are broken down
    to smaller molecules

Explanation

Question 3 of 56

1

What is Data?

Select one of the following:

  • Measurements or observations or information gathered from an experiment

  • Standard for comparison

  • The ability of organisms to exist from one generation to the next

  • An active physical confrontation between 2 organisms in which only one wins
    the resource

Explanation

Question 4 of 56

1

What is Anabolism?

Select one of the following:

  • Chemical reactions where larger molecules are broken down
    to smaller molecules

  • The wise management of the environment or organisms

  • The decaying of a dead organism

  • Chemical reactions where smaller molecules are joined together
    to form larger molecules

Explanation

Question 5 of 56

1

What is Egestion?

Select one of the following:

  • Removal of the waste products of metabolisms

  • Factors relating to the soil [which affects the distribution of organisms in a
    ecosystem]

  • Removal of unabsorbed material from the body

  • The conversion of nitrates into atmospheric nitrogen

Explanation

Question 6 of 56

1

What is Biology?

Select one of the following:

  • Study of the interaction between organisms themselves and their environment.

  • [Technique in which] neither the tester nor the person being tested knows
    which is the real pill and which is the placebo

  • The wise management of the environment or organisms

  • The Study of living things (organisms)

Explanation

Question 7 of 56

1

What is a Quantitative survey?

Select one of the following:

  • A survey which indicates if a species is present or not

  • A survey which records or estimates the numbers of a species (in a particular
    ecosystem)

  • The amount of organisms at each trophic level.

  • A confrontation which results in each organism getting some of the resource.

Explanation

Question 8 of 56

1

What is nutrition?

Select one of the following:

  • The obtaining or making of food by living organisms

  • The conversion of nitrogen into nitrates.

  • The process of converting ammonia into nitrites and/or nitrites to nitrates

  • The functional role of an organism (in an ecosystem)

Explanation

Question 9 of 56

1

What is a Hypothesis?

Select one of the following:

  • Grazing Food
    Chain
    Feeding relationship between organisms in which energy is transferred.

  • A proven theory.

  • Educated guess based on observation.

  • The harmful addition to the environment (by humans)

Explanation

Question 10 of 56

1

What is the Biosphere?

Select one of the following:

  • Organisms and their (interactions with) environment.

  • Part(s) of earth that supports life.

  • (Place) where a species (or an organism) lives

  • The functional role of an organism (in an ecosystem).

Explanation

Question 11 of 56

1

What is a Biotic Factor?

Select one of the following:

  • Factors relating to the soil [which affects the distribution of organisms in a
    (terrestrial) ecosystem].

  • Living (organism’s influence on another organism).

  • A non- living factor

  • The numbers of a particular species [in a particular ecosystem].

Explanation

Question 12 of 56

1

What is Catabolism?

Select one of the following:

  • Chemical reactions where smaller molecules are joined together to form larger molecules.

  • Removal of the waste products of metabolisms.

  • Chemical reactions where larger molecules are broken down to smaller molecules.

  • The act of killing and eating another animal ( or organism) for food.

Explanation

Question 13 of 56

1

What is a Cell?

Select one of the following:

  • An animal (or organism ) which kills and eats an animal (or organism or prey).

  • Basic structural unit of a living organism (that possesses its characteristics).

  • The functional role of an organism (in an ecosystem).

  • Common features that separate living things from non-living things (organisation, nutrition, excretion, response & reproduction)

Explanation

Question 14 of 56

1

What is a Climatic Factor?

Select one of the following:

  • Living (organism’s influence on another organism).

  • The process of converting ammonia into nitrites and/or nitrites to nitrates

  • Factors relating to the soil [which affects the distribution of organisms in a
    (terrestrial) ecosystem].

  • Factors relating to long term weather conditions [which affects the distribution
    of organisms in an ecosystem].

Explanation

Question 15 of 56

1

What is Competition?

Select one of the following:

  • The ability of organisms to exist from one generation to the next.

  • An active physical confrontation between 2 organisms in which only one wins the resource.

  • The wise management of the environment or organisms.

  • When 2 or more organisms fight for a resource that is in short supply.

Explanation

Question 16 of 56

1

What is Conservation?

Select one of the following:

  • The obtaining or making of food by living organisms.

  • The wise management of the environment or organisms.

  • Make a duplicate(s) of an experiment or procedure.

  • The harmful addition to the environment (by humans).

Explanation

Question 17 of 56

1

What is contest competition?

Select one of the following:

  • An active physical confrontation between 2 organisms in which only one wins
    the resource.

  • A confrontation which results in each organism getting some of the resource.

  • The act of killing and eating another animal ( or organism) for food.

  • When 2 or more organisms fight for a resource that is in short supply.

Explanation

Question 18 of 56

1

What is the continuity of life?

Select one of the following:

  • Study of the interaction between organisms themselves and their environment.

  • The ability of organisms to exist from one generation to the next.

  • (Place) where a species (or an organism) lives.

  • Interconnected food chains.

Explanation

Question 19 of 56

1

What is a control?

Select one of the following:

  • Educated guess based on observation.

  • A proven theory.

  • Standard for comparison.

  • A proven hypothesis.

Explanation

Question 20 of 56

1

What is decomposition?

Select one of the following:

  • The conversion of nitrates into atmospheric nitrogen

  • The decaying of a dead organism.

  • The process of converting ammonia into nitrites and/or nitrites to nitrates.

  • The conversion of nitrogen into nitrates.

Explanation

Question 21 of 56

1

What is denitrification?

Select one of the following:

  • [Technique in which] neither the tester nor the person being tested knows
    which is the real pill and which is the placebo.

  • Measurements or observations or information gathered from an experiment

  • The decaying of a dead organism

  • The conversion of nitrates into atmospheric nitrogen

Explanation

Question 22 of 56

1

What is Double-blind testing?

Select one of the following:

  • Control used in drug testing.

  • [Technique in which] neither the tester nor the person being tested knows
    which is the real pill and which is the placebo.

  • The reacting of an organism to stimuli.

  • An organism which makes its own food.

Explanation

Question 23 of 56

1

What is Ecology?

Select one of the following:

  • Organisms and their (interactions with) environment.

  • Educated guess based on observation.

  • Relationship between (different) species in which at least one benefits.

  • Study of the interaction between organisms themselves and their environment.

Explanation

Question 24 of 56

1

What is an Ecosystem?

Select one of the following:

  • The position of an organism in a food chain.

  • Study of the interaction between organisms themselves and their environment.

  • An organism which lives in or on another causing it harm.

  • Organisms and their (interactions with) environment.

Explanation

Question 25 of 56

1

What is an Edaphic Factor?

Select one of the following:

  • Living (organism’s influence on another organism).

  • Factors relating to the soil [which affects the distribution of organisms in a (terrestrial) ecosystem].

  • A non- living factor.

  • Factors relating to long term weather conditions [which affects the distribution
    of organisms in an ecosystem].

Explanation

Question 26 of 56

1

What is Excretion?

Select one of the following:

  • Removal of unabsorbed material from the body.

  • An organism which lives in or on another causing it harm.

  • Removal of the waste products of metabolisms.

  • The creating of new individuals of its own kind by an organism (by either sexual or asexual means).

Explanation

Question 27 of 56

1

What is a Food Web?

Select one of the following:

  • The position of an organism in a food chain.

  • An organism which feeds on the primary consumer.

  • Feeding relationship between organisms in which energy is transferred.

  • Interconnected food chains or more than one species at each trophic level.

Explanation

Question 28 of 56

1

What is a Grazing Food Chain?

Select one of the following:

  • Interconnected food chains or more than one species at each trophic level.

  • An organism which feeds on the primary producer.

  • The animal hunted and killed by its predator

  • Feeding relationship between organisms in which energy is transferred.

Explanation

Question 29 of 56

1

What is a Habitat?

Select one of the following:

  • Part(s) of earth that supports life.

  • An organism which feeds on the secondary consumer.

  • (Place) where a species (or an organism) lives.

  • An organism which makes its own food.

Explanation

Question 30 of 56

1

What is a Herbivore?

Select one of the following:

  • An animal that eats both animals and plants.

  • An animal that feeds on animals only.

  • An organism which feeds on the primary producer.

  • An animal that feeds on plants only.

Explanation

Question 31 of 56

1

How do you define Life?

Select one of the following:

  • Common features that separate living things from non-living things (organisation, nutrition, excretion, response & reproduction).

  • The Study of living things (organisms).

  • Part(s) of earth that supports life.

  • An organism which feeds on the primary consumer.

Explanation

Question 32 of 56

1

What is Metabolism?

Select one of the following:

  • Chemical reactions where smaller molecules are joined together to form larger molecules.

  • The obtaining or making of food by living organisms.

  • An organism which lives in or on another causing it harm.

  • All the chemical reactions taking place in living organisms.

Explanation

Question 33 of 56

1

How do you define Niche?

Select one of the following:

  • The conversion of nitrogen into nitrates

  • The functional role of an organism (in an ecosystem).

  • The animal hunted and killed by its predator.

  • The process of converting ammonia into nitrites and/or nitrites to nitrates

Explanation

Question 34 of 56

1

What is Nitrification?

Select one of the following:

  • The harmful addition to the environment (by humans)

  • The process of converting ammonia into nitrites and/or nitrites to nitrates.

  • The conversion of nitrogen into nitrates.

  • The numbers of a particular species [in a particular ecosystem]

Explanation

Question 35 of 56

1

What is Nitrogen fixing?

Select one of the following:

  • The process of converting ammonia into nitrites and/or nitrites to nitrates

  • The obtaining or making of food by living

  • An organism which lives in or on another causing it harm.

  • The conversion of nitrogen into nitrates.

Explanation

Question 36 of 56

1

What is an Omnivore?

Select one of the following:

  • Living (organism’s influence on another organism).

  • An animal that feeds on animals only.

  • An animal that feeds on plants only.

  • An animal that eats both animals and plants.

Explanation

Question 37 of 56

1

What is Parasitism?

Select one of the following:

  • An organism which lives in or on another causing it harm.

  • The harmful addition to the environment (by humans).

  • Removal of unabsorbed material from the body.

  • Relationship between (different) species in which at least one benefits.

Explanation

Question 38 of 56

1

What is a Placebo?

Select one of the following:

  • The wise management of the environment or organisms.

  • The act of killing and eating another animal ( or organism) for food.

  • [Technique in which] neither the tester nor the person being tested knows
    which is the real pill and which is the placebo.

  • Control used in drug testing

Explanation

Question 39 of 56

1

What is Pollution?

Select one of the following:

  • The harmful addition to the environment (by humans).

  • The amount of organisms at each trophic level.

  • The act of killing and eating another animal ( or organism) for food.

  • An organism which makes its own food

Explanation

Question 40 of 56

1

What is Predation?

Select one of the following:

  • An animal (or organism ) which kills and eats an animal (or organism or prey).

  • The animal hunted and killed by its predator

  • The act of killing and eating another animal ( or organism) for food.

  • An organism which feeds on the primary producer.

Explanation

Question 41 of 56

1

What is a Predator?

Select one of the following:

  • The act of killing and eating another animal ( or organism) for food.

  • An animal (or organism ) which kills and eats an animal (or organism or prey).

  • The amount of organisms at each trophic level.

  • The animal hunted and killed by its predator

Explanation

Question 42 of 56

1

How do you describe prey?

Select one of the following:

  • The act of killing and eating another animal ( or organism) for food.

  • The animal hunted and killed by its predator.

  • An animal (or organism ) which kills and eats an animal (or organism or prey)

  • The numbers of a particular species [in a particular ecosystem]

Explanation

Question 43 of 56

1

What is a Primary Consumer?

Select one of the following:

  • A proven theory

  • An organism which makes its own food

  • An organism which feeds on the primary producer.

  • The amount of organisms at each trophic level.

Explanation

Question 44 of 56

1

What is a Principle or Law?

Select one of the following:

  • An organism which feeds on the primary producer.

  • Educated guess based on observation.

  • A proven hypothesis.

  • A proven theory

Explanation

Question 45 of 56

1

What is a producer?

Select one of the following:

  • An organism which feeds on the primary consumer.

  • The amount of organisms at each trophic.

  • An organism which makes its own food.

  • An organism which feeds on the secondary consumer.

Explanation

Question 46 of 56

1

What is a Pyramid of Numbers?

Select one of the following:

  • A survey which indicates if a species is present or not

  • The amount of organisms at each trophic level.

  • A survey which records or estimates the numbers of a species (in a particular ecosystem).

  • The position of an organism in a food chain.

Explanation

Question 47 of 56

1

What is a Qualitative Survey?

Select one of the following:

  • A survey which records or estimates the numbers of a species (in a particular
    ecosystem).

  • A survey which indicates if a species is present or not.

  • The amount of organisms at each trophic level.

  • Control used in drug testing.

Explanation

Question 48 of 56

1

What is a replicate?

Select one of the following:

  • An organism which feeds on the primary consumer.

  • The creating of new individuals of its own kind by an organism (by either
    sexual or asexual means).

  • The reacting of an organism to stimuli

  • Make a duplicate(s) of an experiment or procedure

Explanation

Question 49 of 56

1

What is reproduction?

Select one of the following:

  • An organism which feeds on the primary consumer.

  • Make a duplicate(s) of an experiment or procedure.

  • The numbers of a particular species [in a particular ecosystem].

  • The creating of new individuals of its own kind by an organism (by either
    sexual or asexual means).

Explanation

Question 50 of 56

1

What is a response?

Select one of the following:

  • The harmful addition to the environment (by humans)

  • The numbers of a particular species [in a particular ecosystem]

  • The reacting of an organism to stimuli.

  • An organism which makes its own food

Explanation

Question 51 of 56

1

What is scramble competition?

Select one of the following:

  • The wise management of the environment or organisms.

  • A confrontation which results in each organism getting some of the resource.

  • An active physical confrontation between 2 organisms in which only one wins
    the resource.

  • When 2 or more organisms fight for a resource that is in short supply.

Explanation

Question 52 of 56

1

What is a Secondary Consumer?

Select one of the following:

  • An organism which feeds on the primary producer.

  • An organism which feeds on the primary consumer.

  • An organism which feeds on the secondary consumer.

  • An animal that feeds on plants only.

Explanation

Question 53 of 56

1

What is symbiosis?

Select one of the following:

  • An organism which lives in or on another causing it harm.

  • Relationship between (different) species in which at least one benefits.

  • The functional role of an organism (in an ecosystem).

  • All the chemical reactions taking place in living organisms.

Explanation

Question 54 of 56

1

What is a Tertiary Consumer?

Select one of the following:

  • Relationship between (different) species in which at least one benefits

  • An organism which feeds on the primary consumer.

  • An organism which feeds on the primary producer.

  • An organism which feeds on the secondary consumer.

Explanation

Question 55 of 56

1

What is a theory?

Select one of the following:

  • A proven hypothesis.

  • Educated guess based on observation.

  • A proven theory.

  • The functional role of an organism (in an ecosystem).

Explanation

Question 56 of 56

1

What is a trophic level?

Select one of the following:

  • The amount of organisms at each trophic level.

  • A survey which indicates if a species is present or not.

  • The position of an organism in a food chain.

  • Interconnected food chains or more than one species at each trophic level

Explanation

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