Question 1
Answer
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is the place where a plant or animal lives
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is the study of the interactions between organisms and between organisms and their environment
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is all the members of the same species living in the habitat
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is that part of the planet in which living organisms can be found
Question 2
Answer
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is the study of the interactions between organisms and between organisms and their environment
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is that part of the planet in which living organisms can be found
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is the place where a plant or animal lives
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is a group of clearly distinguished organisms that interact with their environment as a unit
Question 3
Answer
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is that part of the planet in which living organisms can be found
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is the place where a plant or animal lives
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is all the members of the same species living in the habitat
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is the study of the interactions between organisms and between organisms and their environment
Question 4
Answer
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is the study of the interactions between organisms and between organisms and their environment
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is all the different populations of species living in the habitat
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is the place where a plant or animal lives
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is that part of the planet in which living organisms can be found
Question 5
Answer
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is the study of the interactions between organisms and between organisms and their environment
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is all the members of the same species living in the habitat
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is all the different populations of species living in the habitat
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is a group of clearly distinguished organisms that interact with their environment as a unit
Question 6
Answer
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is all the different populations of species living in the habitat
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is all the members of the same species living in the habitat
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is the study of the interactions between organisms and between organisms and their environment
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is that part of the planet in which living organisms can be found
Question 7
Question
What type of factors are abiotic factors?
Answer
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Living
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Non-living
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Disease-causing
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Healthy
Question 8
Question
What type of factors are biotic factors?
Answer
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Living
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Non-living
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Disease-causing
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Healthy
Question 9
Question
Edaphic factors have to do with the:
Question 10
Question
What is a 'producer'?
Answer
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An organism that gets its food from other living organisms
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An organism that makes its own food
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An organism that does not need food
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An organism that can both make its own food and get food from other living organisms
Question 11
Answer
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organisms that do not require food
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organisms that make their own food
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organisms that kill other organisms
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organisms that obtain their food from other organisms
Question 12
Question
A grazing food chain is a:
Answer
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sequence of organisms in which each one is eaten by the next member in the chain
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sequence of organisms that live in the same habitat
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sequence of organisms in which the last organism eats all the others
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sequence of organisms in which the first organism eats the others
Question 13
Question
[blank_start]Grass[blank_end] →Rabbit → Fox
Answer
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Grass
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Ash tree
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Horse Chestnut tree
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Bamboo
Question 14
Question
A pyramid of numbers
Answer
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represents the number of organisms in each food chain
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represents the number of organisms at each stage in a food chain
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represents the number of stages in a food chain
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represents the number of food chains in an ecosystem
Question 15
Answer
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consists of a population of organisms living in a habitat
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consists of a number of different species living in the same habitat
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consists of two or more interlinked food chains
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consists of two or more separate food chains
Question 16
Answer
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the functional role an organism plays in a particular habitat
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the way an organism feeds in its habitat
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an organism's food supply
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an organism's offspring
Question 17
Question
In the carbon cycle elemental carbon in carbon dioxide enters living organisms through the process of:
Answer
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Digestion
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Respiration
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Protein synthesis
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Photosynthesis
Question 18
Question
In the carbon cycle, elemental carbon in living organisms enters the atmosphere through the process of:
Answer
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Respiration
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Protein synthesis
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Photosynthesis
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Digestion
Question 19
Question
Burning of fossil fuels is a major contributor to the carbon dioxide in the atmosphere.
Question 20
Question
In the nitrogen cycle, elemental nitrogen enters living organisms mostly via:
Answer
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Plants
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Fungi
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Bacteria
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Animals
Question 21
Question
In the nitrogen cycle, nitrogen fixation is:
Answer
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the conversion of nitrates to ammonia
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the conversion of ammonia to nitrates
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the conversion of nitrogen gas to nitrates
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the conversion of nitrates to nitrogen gas
Question 22
Question
In the nitrogen cycle, nitrification is:
Answer
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the conversion of ammonia to nitrates
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the conversion of nitrates to ammonia
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the conversion of nitrogen gas to nitrates
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the conversion of nitrates to nitrogen gas
Question 23
Question
Denitrification is:
Answer
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the conversion of nitrates to nitrogen gas
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the conversion of nitrogen gas to nitrates
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the conversion of nitrates to ammonia
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the conversion of ammonia to nitrates
Question 24
Question
Assimilation is an important process in both the carbon and nitrogen cycles. Which of the following statements correctly describes assimilation?
Answer
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Conversion of plant biomolecules into animal biomolecules
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Conversion of animal biomolecules into plant biomolecules
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Conversion of animal remains into humus
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Conversion of plant remains into fossil fuels
Question 25
Question
The carbon and nitrogen cycles are important parts of 'nutrient recycling'. Which of the following statements correctly describes nutrient recycling?
Answer
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Nutrients are passed from one organism to the next
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Reuse of elements present in living organisms
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Nutrients are passed back and forth between two organisms
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Reuse of food by a particular organism
Question 26
Answer
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the reuse of elements in living organisms
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any harmful addition to the environment
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the getting rid of waste products of metabolism
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the sum of all the chemical reactions in an organism
Question 27
Question
Conservation is:
Answer
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the wise management of our existing natural resources
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any harmful addition to the environment
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the reabsorption of water in an organism
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the management of a living organsism
Question 28
Question
Which of the following is NOT a problem associated with waste disposal?
Answer
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Landfill sites are unsightly
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Pollution
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Disease-causing organisms
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Can be used to produce energy
Question 29
Question
Which of the following is NOT one of the 'three Rs' associated with waste minimisation?
Answer
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Reduce
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Recycle
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Restriction
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Reuse
Question 30
Question
Which of the following is NOT an ecological relationship?
Answer
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Symbiosis
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Predation
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Competition
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Parasitism
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Pollution
Question 31
Answer
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the struggle for a resource
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the catching, killing, and eating of another organism
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when one organism lives in or on another organism, called the host, and the host is harmed
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when two organisms of different species live in close association and at least one of them benefits
Question 32
Answer
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the struggle for a resource
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the catching, killing and eating of another organism
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where one organism lives in or on another organism, called the host, and the host is harmed
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where two organisms of different species live in close association and at least one of them benefits
Question 33
Answer
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where two organisms of different species live in close association and at least one of them benefits
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where one organism lives in or on another organism, called the host, and the host is harmed
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the catching, killing and eating of another organism
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the struggle for a resource
Question 34
Answer
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where two organisms of different species live in close association and at least one of them benefits
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where one organisms lives in or on another organism, called the host, and the host is harmed
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the catching, killing and eating of another organism
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the struggle for a resource