Practice MCQs Current Affairs

Agrivoltaics: Growing Crops Alongside Solar Power — MCQs with Answers

Test what you know about Agrivoltaics: Growing Crops Alongside Solar Power with 10 UPSC Prelims-style questions. Try each one first, then tap “Show answer” for the correct option and its explanation.

Read the full article
  • 10 practice questions
  • ≈ 10 min
  • Answers & explanations

Answers revealed

Try each question yourself first, then check the answer.

  1. Q1. Which feature most clearly distinguishes crop-based agrivoltaics from a solar-only installation?

    1. Crop cultivation and photovoltaic generation share land
    2. Electricity is generated only for irrigation
    3. Every panel is installed on a building
    4. All agricultural activity is discontinued
    Show answer

    Correct answer: (A) Crop cultivation and photovoltaic generation share land

    Explanation

    Correct Answer: (A). Joint agricultural and photovoltaic use of land is the defining feature. Electricity need not be restricted to irrigation, and a rooftop location is not required. Discontinuing agriculture would contradict the crop-based integration objective. The distinction concerns continued land use for two activities, rather than merely the source of electricity.

  2. Q2. Consider the following statements: 1. A solar irrigation pump necessarily proves cultivation beneath or between panels. 2. Agrivoltaics can generate electricity for uses beyond pumping. Which statement is correct?

    1. 1 only
    2. 2 only
    3. Both 1 and 2
    4. Neither 1 nor 2
    Show answer

    Correct answer: (B) 2 only

    Explanation

    Correct Answer: (B). Only statement 2 is correct. Solar irrigation identifies the energy source for pumping, not the spatial arrangement of cultivation and panels. A jointly used agricultural and solar plot may supply other electricity needs. Consequently, solar pumping and agrivoltaics may coexist, but neither term is a substitute for the other.

  3. Q3. Consider the following design choices: 1. Raising panels may improve access but increase structural costs. 2. Wider spacing may admit more light but reduce solar generation accommodated per unit area. Which of the statements is/are correct?

    1. 1 only
    2. 2 only
    3. Both 1 and 2
    4. Neither 1 nor 2
    Show answer

    Correct answer: (C) Both 1 and 2

    Explanation

    Correct Answer: (C). Both statements describe genuine design trade-offs. More height can accommodate farm operations while requiring additional structural material. Wider spacing can improve crop light and equipment access, but fewer panels may fit within a fixed area. Neither change automatically maximises both agricultural and electricity output; the combined design needs assessment.

  4. Q4. Which conclusion about shading is best supported?

    1. Every crop produces more under panels
    2. Climate has no role in crop response
    3. Less light always increases photosynthesis
    4. Results depend on crop, climate and configuration
    Show answer

    Correct answer: (D) Results depend on crop, climate and configuration

    Explanation

    Correct Answer: (D). Shading changes growing conditions, but its effects depend on crop requirements, local climate and system configuration. Some conditions may favour reduced heat exposure; excessive loss of light can constrain growth. The first three options turn conditional relationships into universal claims or exclude a relevant factor, so they are not justified.

  5. Q5. A trial claims irrigation savings under solar panels. Which comparison is most useful?

    1. Water applied and crop output under documented comparable conditions
    2. Panel colour alone
    3. Installed capacity without irrigation records
    4. Harvest alone despite unknown differences in watering
    Show answer

    Correct answer: (A) Water applied and crop output under documented comparable conditions

    Explanation

    Correct Answer: (A). Water-saving claims need measured water use alongside crop performance and the conditions of comparison. Panel colour and capacity do not measure irrigation. Harvest alone also cannot isolate the panel effect when watering differs. Recording relevant conditions helps distinguish a measured management outcome from an assumption based only on shade.

  6. Q6. Consider the following pairs: 1. Megawatt — installed power capacity 2. Megawatt-hour — electricity generated over time 3. Crop tonnes plus electricity kilowatt-hours — directly additive physical output How many pairs are correctly matched?

    1. Only one
    2. Only two
    3. All three
    4. None
    Show answer

    Correct answer: (B) Only two

    Explanation

    Correct Answer: (B). The first two pairs correctly distinguish power from energy over time. The third is incorrect because tonnes and kilowatt-hours measure different quantities and cannot simply be added into one physical total. Combined performance requires an appropriate comparison method and references, rather than treating unlike units as interchangeable.

  7. Q7. What does the land equivalent ratio help examine in agrivoltaic research?

    1. Panel colour relative to crop colour
    2. Only the number of farm workers
    3. Combined output relative to suitable separate-use systems
    4. Guaranteed financial return for every cultivator
    Show answer

    Correct answer: (C) Combined output relative to suitable separate-use systems

    Explanation

    Correct Answer: (C). The land equivalent ratio compares combined production with suitable separate agricultural and solar reference systems. It addresses land-use performance, not panel appearance or a worker count. It also does not guarantee financial returns: costs and commercial arrangements remain separate questions. Reference selection must be understood when interpreting the comparison.

  8. Q8. A project reports higher gross receipts. Which additional step is essential before concluding that net income increased?

    1. Assume every participant receives an equal share
    2. Ignore maintenance obligations
    3. Use installed capacity as the income measure
    4. Account for relevant costs and obligations
    Show answer

    Correct answer: (D) Account for relevant costs and obligations

    Explanation

    Correct Answer: (D). Gross receipts show money received, while net income also reflects relevant costs. Installation, maintenance and financing obligations therefore matter to the assessment. Equal sharing cannot be assumed, and capacity is not an income measure. Higher receipts alone leave the conclusion incomplete until the relevant expenses and responsibilities are considered.

  9. Q9. Assertion: Farmers should participate before an agrivoltaic layout is finalised. Reason: Equipment access, crop rotation and maintenance can affect joint operations. Choose the correct assessment.

    1. Both are correct, and the reason explains the assertion
    2. Both are correct, but the reason does not explain the assertion
    3. The assertion is correct, but the reason is incorrect
    4. The assertion is incorrect, but the reason is correct
    Show answer

    Correct answer: (A) Both are correct, and the reason explains the assertion

    Explanation

    Correct Answer: (A). Both statements are correct. The operational needs listed in the reason explain why early farmer participation is useful. A layout can constrain cultivation and equipment movement after construction. Including agricultural experience during design helps identify such conflicts. This is a proposed planning approach, not a claim about a newly enacted law.

  10. Q10. Which approach best supports wider adoption after a successful local demonstration?

    1. Apply the result unchanged to every crop and climate
    2. Identify reproducible conditions and compare several crop cycles
    3. Publish only favourable results
    4. Assess electricity while omitting continued cultivation
    Show answer

    Correct answer: (B) Identify reproducible conditions and compare several crop cycles

    Explanation

    Correct Answer: (B). Expansion should examine whether the conditions behind a result can be reproduced. Several crop cycles and clearly described comparisons provide more useful evidence than a single favourable observation. Universal transfer, selective reporting and electricity-only assessment each overlook important parts of the combined agricultural and energy objective.

More practice MCQ sets

All MCQ sets