WorksheetsIndustrial Pollution Quiz
Total questions: 17
Worksheet time: 9mins
What is a major contributor to industrial pollution in India?
Information Technology
Textile, leather, and chemical industries
Agriculture
Renewable energy production
What is a key challenge associated with cleaning up industrial pollution?
It is quick and cost-effective
It is costly and time-consuming
It improves water quality instantly
It does not require monitoring
Which government body in India classifies industries based on pollution potential?
Indian Space Research Organisation (ISRO)
Central Pollution Control Board (CPCB)
National Green Tribunal (NGT)
Bureau of Indian Standards (BIS)
Which category of industries is considered the most polluting by CPCB?
Green
Orange
Red
White
Which Indian states have major tannery hubs?
Tamil Nadu, Uttar Pradesh, and West Bengal
Kerala, Gujarat, and Madhya Pradesh
Punjab, Rajasthan, and Odisha
Karnataka, Bihar, and Assam
What is the most commonly used tanning process in Indian tanneries?
Vegetable tanning
Chrome tanning
Oil tanning
Synthetic tanning
Which heavy metal is predominantly found in tannery wastewater?
Lead (Pb)
Chromium (Cr)
Mercury (Hg)
Arsenic (As)
What percentage of chromium compounds used in tanneries end up in effluents?
10 - 20%
25 - 40%
50 - 70%
80 - 90%
What is the primary reason lakes are more vulnerable to pollution than rivers?
Lakes have a higher self-purification rate
Lakes have limited water movement and lower self-cleaning ability
Rivers accumulate more pollutants
Lakes have natural filtration systems
What is a major environmental risk of heavy metal contamination in lakes?
Increased oxygen levels
Bioaccumulation in the food chain
Reduced industrial productivity
Increased agricultural output
Which method is commonly used to assess water pollution levels?
Water Color Index (WCI)
Water Quality Index (WQI)
Soil Pollution Index (SPI)
Air Quality Index (AQI)
What is the permissible limit of chromium in drinking water as per BIS standards?
0.01 mg/L
0.05 mg/L
0.5 mg/L
1 mg/L
Which of the following best describes bioaccumulation?
The breakdown of contaminants in soil
The increase of heavy metal concentration in living organisms over time
The removal of pollutants using chemicals
The reduction of pollution by industries
What is the primary pathway for heavy metals to enter the human food chain?
Air pollution
Contaminated water and agricultural produce
Plastic waste
Radioactive exposure
What does Hazard Index (HI) indicate in health risk assessments?
The total environmental pollution level
The potential non-carcinogenic health risks from exposure
The probability of metal accumulation in rivers
The amount of chromium in soil
What was the major finding of chromium contamination in the Puliyanthangal Lake study?
Chromium levels were within safe limits
Chromium levels exceeded BIS standards, making water unsafe
The lake was free from industrial pollution
Water quality improved after monsoon rains
Which method was found effective in reducing chromium contamination in the study area?
Chemical treatment
Phytoremediation using Neem and Casuarina
Burning contaminated soil
Increasing industrial waste disposal
