Assam Renewable Energy MCQs with Answers & Detailed Explanations for APSC, ADRE and Assam Competitive Exams
Assam Renewable Energy MCQs with Answers (1–30)
With Detailed Explanations for APSC, ADRE, Assam Police, Assam TET, Grade III & IV, SSC, Railway, Banking & Other Competitive Examinations
Note: These MCQs cover renewable energy resources, Assam’s renewable energy potential, government agencies, solar, biomass, small hydropower, biogas, energy conservation, and related policies. They are designed for conceptual clarity and exam-oriented preparation.
1. Which of the following is a renewable source of energy?
A. Coal
B. Petroleum
C. Solar Energy ✅
D. Natural Gas
Correct Answer: C. Solar Energy
Explanation:
Renewable energy comes from natural sources that are replenished continuously. Solar energy is abundant, clean, and sustainable.
Why others are incorrect:
- Coal, petroleum, and natural gas are fossil fuels and are non-renewable resources.
2. Which organization is the nodal agency for renewable energy development in Assam?
A. Assam Power Distribution Company Limited (APDCL)
B. Assam Energy Development Agency (AEDA) ✅
C. Oil India Limited
D. Numaligarh Refinery Limited
Correct Answer: B. Assam Energy Development Agency (AEDA)
Explanation:
The Assam Energy Development Agency (AEDA) is the state nodal agency responsible for promoting renewable energy, energy efficiency, and conservation across Assam.
3. AEDA functions under which department of the Government of Assam?
A. Department of Industries and Commerce
B. Department of Power (Power/Energy Department) ✅
C. Department of Agriculture
D. Department of Tourism
Correct Answer: B. Department of Power (Power/Energy Department)
Explanation:
AEDA works under the Government of Assam’s Power (Energy) Department to implement renewable energy programmes in the state.
4. Which renewable energy source has the highest potential for household electricity generation in Assam?
A. Solar Energy ✅
B. Nuclear Energy
C. Coal Energy
D. Diesel Power
Correct Answer: A. Solar Energy
Explanation:
Due to adequate sunshine and falling solar technology costs, rooftop solar systems are increasingly suitable for homes in Assam.
5. Which renewable energy source utilizes agricultural residues and organic waste?
A. Biomass Energy ✅
B. Thermal Power
C. Diesel Power
D. Nuclear Energy
Correct Answer: A. Biomass Energy
Explanation:
Biomass energy is generated from crop residues, firewood, animal waste, and other biodegradable materials.
6. Which of the following is commonly used for producing biogas in rural Assam?
A. Plastic Waste
B. Animal Dung ✅
C. Coal Dust
D. Sand
Correct Answer: B. Animal Dung
Explanation:
Animal dung is decomposed in biogas plants to produce methane-rich biogas for cooking and lighting.
7. Which gas is the primary component of biogas?
A. Oxygen
B. Methane ✅
C. Nitrogen
D. Hydrogen
Correct Answer: B. Methane
Explanation:
Methane is the major combustible component of biogas and provides its energy value.
8. Which renewable energy source depends directly on sunlight?
A. Wind Energy
B. Solar Energy ✅
C. Geothermal Energy
D. Biomass Energy
Correct Answer: B. Solar Energy
Explanation:
Solar panels convert sunlight into electricity using photovoltaic (PV) cells.
9. Which device converts sunlight directly into electricity?
A. Wind Turbine
B. Solar Photovoltaic Panel ✅
C. Generator
D. Transformer
Correct Answer: B. Solar Photovoltaic Panel
Explanation:
Solar PV panels convert solar radiation into electrical energy through the photovoltaic effect.
10. Which renewable energy resource is suitable for Assam because of its many rivers and streams?
A. Small Hydropower ✅
B. Coal Energy
C. Diesel Power
D. Nuclear Energy
Correct Answer: A. Small Hydropower
Explanation:
Assam’s river systems provide opportunities for environmentally friendly small hydropower projects.
11. Renewable energy helps reduce:
A. Air Pollution ✅
B. Rainfall
C. Forest Cover
D. Agricultural Production
Correct Answer: A. Air Pollution
Explanation:
Renewable energy produces little or no greenhouse gas emissions compared to fossil fuels.
12. Which of the following is not a renewable energy source?
A. Solar Energy
B. Wind Energy
C. Petroleum ✅
D. Biomass
Correct Answer: C. Petroleum
Explanation:
Petroleum is a fossil fuel formed over millions of years and cannot be replenished quickly.
13. Assam receives good solar energy potential mainly because of:
A. Availability of Sunshine ✅
B. Desert Climate
C. Snowfall
D. Volcanic Activity
Correct Answer: A. Availability of Sunshine
Explanation:
Although Assam has a humid climate, it receives sufficient sunshine for productive solar power generation.
14. Which renewable energy source uses moving water to generate electricity?
A. Solar Energy
B. Hydropower ✅
C. Biomass
D. Wind Energy
Correct Answer: B. Hydropower
Explanation:
Hydropower plants use flowing or falling water to rotate turbines and generate electricity.
15. Which renewable energy technology is widely used for street lighting in rural Assam?
A. Solar Street Lights ✅
B. Coal Lamps
C. Diesel Lamps
D. Kerosene Lamps
Correct Answer: A. Solar Street Lights
Explanation:
Solar-powered street lights reduce electricity costs and improve lighting in remote villages.
16. Energy conservation means:
A. Increasing electricity consumption
B. Efficient use of energy ✅
C. Burning more coal
D. Stopping electricity production
Correct Answer: B. Efficient use of energy
Explanation:
Energy conservation involves reducing unnecessary energy consumption while maintaining efficiency.
17. Which of the following is an advantage of renewable energy?
A. Unlimited fossil fuel consumption
B. Environment-friendly power generation ✅
C. High carbon emissions
D. Air pollution increases
Correct Answer: B. Environment-friendly power generation
Explanation:
Renewable energy minimizes pollution and supports sustainable development.
18. Which renewable energy source is produced from plant materials?
A. Biomass Energy ✅
B. Nuclear Energy
C. Thermal Power
D. Petroleum
Correct Answer: A. Biomass Energy
Explanation:
Biomass includes crop residues, wood, and other plant-based organic materials.
19. Which government ministry is responsible for renewable energy at the national level?
A. Ministry of Home Affairs
B. Ministry of New and Renewable Energy (MNRE) ✅
C. Ministry of Railways
D. Ministry of Finance
Correct Answer: B. Ministry of New and Renewable Energy (MNRE)
Explanation:
MNRE formulates policies and promotes renewable energy technologies across India.
20. Rooftop solar systems primarily generate:
A. Electricity ✅
B. Petrol
C. Coal
D. LPG
Correct Answer: A. Electricity
Explanation:
Solar rooftop systems generate electricity that can be used directly or supplied to the grid.
21. Which renewable energy source can also help manage agricultural waste?
A. Biomass Energy ✅
B. Coal Energy
C. Nuclear Energy
D. Diesel Power
Correct Answer: A. Biomass Energy
Explanation:
Agricultural residues can be converted into useful energy, reducing waste disposal problems.
22. One important benefit of biogas plants is:
A. Increased air pollution
B. Organic manure production ✅
C. Coal production
D. Plastic recycling
Correct Answer: B. Organic manure production
Explanation:
The slurry remaining after biogas production is an excellent organic fertilizer.
23. Which renewable energy source emits almost no greenhouse gases during electricity generation?
A. Solar Energy ✅
B. Coal Power
C. Diesel Generator
D. Furnace Oil
Correct Answer: A. Solar Energy
Explanation:
Solar energy generates electricity without combustion, resulting in minimal direct emissions.
24. Which sector in Assam can significantly benefit from solar irrigation pumps?
A. Agriculture ✅
B. Aviation
C. Shipping
D. Mining
Correct Answer: A. Agriculture
Explanation:
Solar pumps reduce farmers’ dependence on diesel and lower irrigation costs.
25. Wind energy is generated by using:
A. Solar Panels
B. Wind Turbines ✅
C. Boilers
D. Batteries
Correct Answer: B. Wind Turbines
Explanation:
Wind turbines convert the kinetic energy of wind into electrical energy.
26. Which renewable energy source is most suitable for cooking fuel in many rural households?
A. Biogas ✅
B. Petrol
C. Diesel
D. Coal
Correct Answer: A. Biogas
Explanation:
Biogas provides a clean-burning fuel suitable for cooking while reducing indoor air pollution.
27. The primary objective of renewable energy is to:
A. Increase fossil fuel use
B. Promote sustainable development ✅
C. Increase pollution
D. Reduce forest conservation
Correct Answer: B. Promote sustainable development
Explanation:
Renewable energy ensures long-term energy security while protecting the environment.
28. Which of the following contributes directly to reducing carbon emissions?
A. Solar Power ✅
B. Diesel Generators
C. Coal Plants
D. Petrol Engines
Correct Answer: A. Solar Power
Explanation:
Solar power replaces fossil fuel-based electricity, thereby reducing carbon dioxide emissions.
29. Assam’s renewable energy programmes mainly focus on:
A. Solar, Biomass, Biogas, and Small Hydropower ✅
B. Coal Mining Only
C. Nuclear Reactors Only
D. Oil Refining Only
Correct Answer: A. Solar, Biomass, Biogas, and Small Hydropower
Explanation:
These renewable resources align well with Assam’s geography, climate, and agricultural economy.
30. Which statement about renewable energy in Assam is correct?
A. Renewable energy includes only solar power.
B. Assam has significant potential for solar, biomass, biogas, and small hydropower development. ✅
C. Renewable energy is generated only from petroleum.
D. Assam has no government agency promoting renewable energy.
Correct Answer: B. Assam has significant potential for solar, biomass, biogas, and small hydropower development.
Explanation:
Assam possesses abundant renewable energy resources, and agencies like AEDA, along with support from the Ministry of New and Renewable Energy (MNRE), promote clean energy projects. Solar installations, biomass utilization, biogas plants, and small hydropower schemes play an important role in the state’s sustainable energy future.
Quick Revision Notes
- State Nodal Agency: Assam Energy Development Agency (AEDA)
- National Ministry: Ministry of New and Renewable Energy (MNRE)
- Major Renewable Energy Sources in Assam: Solar, Biomass, Biogas, Small Hydropower
- Main Component of Biogas: Methane
- Device That Converts Sunlight into Electricity: Solar Photovoltaic (PV) Panel
- Uses of Renewable Energy: Electricity generation, irrigation, street lighting, cooking, rural electrification
- Benefits: Reduces pollution, lowers greenhouse gas emissions, conserves fossil fuels, supports sustainable development
- Key Sectors Benefiting in Assam: Agriculture, rural development, energy access, environmental conservation
These MCQs are designed for APSC, ADRE, Assam Police, Assam TET, Grade III & IV, SSC, Railway, Banking, and other competitive examinations, providing a balanced mix of conceptual understanding and factual knowledge related to renewable energy in Assam.
