Class 9 Social Responsibility towards the Environment Mock Test (ICSE)

Topics in Social Responsibility towards the Environment

• Responsibility towards environment
• Pollution caused by business
• Waste management and recycling
• Sustainable business practices

Social Responsibility towards the Environment practice questions with answers

1. Q1Multiple choice·1 mark
   In the context of business waste management, what does the practice of 'Recycling' involve?

   1. (a)Processing waste materials to create new and usable products
   2. (b)Burning industrial waste openly to reduce total volume
   3. (c)Purchasing fewer raw materials for future production cycles
   4. (d)Disposing of untreated hazardous waste in municipal landfills
   Show answer and step marks

   1. Correct option: (a) Processing waste materials to create new and usable products+1

   Answer: (a)
2. Q2Multiple choice·1 mark
   What is the core principle behind adopting sustainable business practices?

   1. (a)Using natural resources fully today, since new technology will find replacements later
   2. (b)Meeting current business needs without compromising the ability of future generations to meet theirs
   3. (c)Planting trees around the factory to offset its pollution while keeping the existing production methods unchanged
   4. (d)Following environmental laws strictly so that the business avoids fines and legal action
   Show answer and step marks

   1. Correct option: (b) Meeting current business needs without compromising the ability of future generations to meet theirs+1

   Answer: (b)
3. Q3Multiple choice·1 mark
   Industrial smoke, harmful gases, and particulate matter released by manufacturing units primarily contribute to which type of environmental damage?

   1. (a)Water pollution
   2. (b)Thermal pollution
   3. (c)Air pollution
   4. (d)Soil pollution
   Show answer and step marks

   1. Correct option: (c) Air pollution+1

   Answer: (c)
4. Q4Short answer·2 marks
   State any two reasons why business enterprises must assume responsibility towards the protection of the environment.
   Show answer and step marks

   1. First reason, any one of: businesses depend on natural resources such as water, minerals and forests, so preserving them is needed for their own survival; business activities cause pollution and damage, so businesses must make good the harm they cause; a business is part of society and owes a healthy environment to present and future generations; laws such as the Environment (Protection) Act require it; it improves the firm's public image and goodwill; a clean environment keeps workers and customers healthy; or any other valid reason.+1
   2. Second reason, a different one from the same list.+1

   Answer: Any two of: businesses depend on natural resources; their activities cause pollution they must make good; they owe a healthy environment to society and future generations; environmental laws require it; it builds goodwill; a clean environment keeps workers and customers healthy.
5. Q5Long answer·4 marks
   Industrial activities significantly contribute to environmental degradation. In this context, answer the following: (a) State any two major sources through which manufacturing business units cause water pollution. (b) Explain any two adverse effects of air pollution resulting from industrial emissions on human health and the environment.
   Show answer and step marks

   1. (a) First source, any one of: discharge of untreated chemical effluents into rivers and lakes; dumping of toxic solid waste, heavy metals and sludge into water bodies; release of hot water from factories and power plants (thermal pollution); oil spills and leaks from refineries and ships; or any other valid industrial source of water pollution.+1
   2. (a) Second source, a different one from the same list.+1
   3. (b) First adverse effect, explained, any one of: respiratory diseases such as asthma and bronchitis caused by smoke, toxic gases and particulate matter; irritation of the eyes and skin; acid rain from sulphur dioxide and nitrogen oxides, which damages crops, soil, forests and buildings; smog that lowers visibility; global warming from carbon dioxide emissions; or any other valid adverse effect of industrial air pollution.+1
   4. (b) Second adverse effect, a different one from the same list, explained.+1

   Answer: (a) Any two of: untreated chemical effluents discharged into rivers; toxic waste and heavy metals dumped into water; hot water from factories (thermal pollution); oil spills. (b) Any two of: respiratory diseases such as asthma and bronchitis; eye and skin irritation; acid rain damaging crops, soil and buildings; smog; global warming.
6. Q6Long answer·4 marks
   Industrial activities are a major contributor to environmental degradation. In this context: (a) Explain any two types of pollution caused by business enterprises. [2] (b) State two negative effects of industrial pollution on human health and the environment. [2]
   Show answer and step marks

   1. (a) First type, explained, any one of: air pollution (smoke, toxic gases and dust from factory chimneys); water pollution (untreated effluents and waste discharged into rivers and lakes); land (soil) pollution (dumping of solid and hazardous waste on land); noise pollution (loud machines, generators and sirens); thermal pollution (hot water released into water bodies); or any other valid type of pollution caused by business.+1
   2. (a) Second type, a different one from the same list, explained.+1
   3. (b) First negative effect, any one of: respiratory and heart diseases due to polluted air; water-borne diseases such as cholera and typhoid; death of fish and other aquatic life; loss of soil fertility and crop damage; hearing loss and stress from noise; acid rain damaging forests and buildings; global warming; or any other valid negative effect.+1
   4. (b) Second negative effect, a different one from the same list.+1

   Answer: (a) Any two of: air pollution from smoke and gases; water pollution from untreated effluents; land pollution from dumped waste; noise pollution from machines; thermal pollution from hot water. (b) Any two of: respiratory and heart diseases; water-borne diseases; death of aquatic life; loss of soil fertility; hearing loss and stress; acid rain; global warming.

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