Junior Cert Science
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| What is the term given to the protection, preservation, and careful use of our natural resources | Conservation
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| What is the term given to the adding of unwanted wastes to the environment, causing damage to it | Pollution
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| Land, sea, rivers and all the plants and animals that live on them are together known as what | Natural Resources
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| What are the three main types of pollution | Air, Soil and Water
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| What are some cause of air pollution | Smoke, dust and harmful gases
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| Where does the air pollutants come from | Cars, buses, factories
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| Smoke contains tiny particles of what | Soot
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| Why is soot dangerous for plants | Slows down photosynthesis
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| When fossil fuels are burned, what gases are released | Carbon dioxide and sulfur dioxide
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| When carbon dioxide and sulfur dioxide dissolves in rain water what is formed | Carbonic acid and sulfuric acid
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| When carbonic acid and sulfuric acid are present in rain what is it known as | Acid rain
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| Why is acid rain harmful | Affects soil pH and plant growth
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| True or False, acid rain eats away the stonework of buildings | True
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| What cause soil pollution | Pesticides, fertilisers and acid rain
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| What are pesticides | Chemicals used to kill weeds and unwanted insects
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| What are the effects of acid rain | Makes soil more acidic which affects plant growth and animals that live in soil
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| If plant growth is affected what are the consequences | All food chains begin with green plants so it will affect organisms the whole way through food chain
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| What are the causes of water pollution | Fertilisers, sewage, oil and detergents
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| When fertilisers soak into rivers and lakes it causes a green scum like growth on the surface, what is this called | Algae
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| What are the effects of an algal bloom | Blocks light from plants below and they die
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| If the plants below the surface of an algal bloom die what happens | Bacteria feed on dead leaves and use up oxygen in water which in turn kill water animals
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| Name a few examples of waste materials | Household, sewage, industrial, medical and nuclear
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| Name a few methods of waste disposal | Landfill, incineration, or dumping at sea
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| Which waste disposal method results in sulfur dioxide and other toxic gases being released in air | Incineration
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| Which waste disposal method results in the seepage of toxic materials into ground water | Landfill
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| Which waste disposal method is dumped at sea | Nuclear
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| Name some wastes that can be recycled | Paper, plastic, glass and some metals
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Created by:
gcu science
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