Environmental Pollution
Biology ⇒ Ecology and Environment
Environmental Pollution starts at 7 and continues till grade 12.
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See sample questions for grade 9
Describe one method to control air pollution from vehicles.
Describe one way in which plastic pollution affects marine life.
Describe the process of biomagnification and its relation to environmental pollution.
Describe two ways in which water pollution can affect aquatic life.
Explain how deforestation can contribute to environmental pollution.
Explain how noise pollution can affect wildlife.
Explain the term 'biodegradable pollutant' with an example.
Explain why children are more vulnerable to the effects of environmental pollution than adults.
Which of the following gases is a major contributor to the greenhouse effect?
(1) Oxygen
(2) Nitrogen
(3) Carbon dioxide
(4) Helium
Which of the following is a consequence of acid rain?
(1) Increased soil fertility
(2) Damage to buildings
(3) Improved air quality
(4) Enhanced plant growth
Which of the following is a direct effect of water pollution on humans?
(1) Skin diseases
(2) Improved immunity
(3) Better taste of water
(4) Increased crop yield
Which of the following is a greenhouse gas?
(1) Methane
(2) Oxygen
(3) Nitrogen
(4) Argon
Fill in the blank: The contamination of the environment with harmful substances is called ______.
Fill in the blank: The excessive use of fertilizers and pesticides in agriculture can lead to ______ pollution.
Fill in the blank: The main cause of smog in large cities is the emission of ______ from vehicles and industries.
Fill in the blank: The presence of unwanted sound in the environment is called ______ pollution.
True or False: Acid rain is mainly caused by the release of sulfur dioxide and nitrogen oxides into the atmosphere.
True or False: Environmental pollution can only be caused by human activities.
True or False: Oil spills are a major cause of soil pollution.
True or False: Planting more trees can help reduce air pollution.
