Crop Production (Kharif & Rabi) - MCQ Series 2

By Skumar

 Crop Production (Kharif & Rabi)


Wheat – Rabi Crop (50 MCQs)

A. Varieties & Season (5 MCQs)

  1. Wheat is mainly a Rabi crop.
    ➤ A. True B. False
    Ans: A – Sown in winter, harvested in spring.

  2. The common sowing period for wheat in North India is:
    ➤ A. June–July B. October–December C. January–February D. March–April
    Ans: B – Ensures sufficient chilling period and growth.

  3. High-yielding wheat varieties are released by:
    ➤ A. ICAR/SAUs B. Private traders C. Local farmers D. Seed dealers
    Ans: A – Official recommendations ensure adaptability & quality.

  4. Varieties suitable for timely sown wheat include:
    ➤ A. HD 2967 B. Raj 3765 C. PBW 343 D. Both A & C
    Ans: D – Both are popular, high-yielding, disease-resistant varieties.

  5. Wheat varieties for late sowing are:
    ➤ A. Short-duration B. Long-duration C. Only HYVs D. Aromatic
    Ans: A – Avoid yield loss due to heat stress.

B. Land Preparation & Sowing (10 MCQs)

  1. Wheat seedbed should be:
    ➤ A. Fine tilth with firm soil B. Loose clods C. Waterlogged D. Sandy dry
    Ans: A – Ensures uniform germination and root development.

  2. Recommended seed rate for wheat is:
    ➤ A. 20–25 kg/ha B. 60–80 kg/ha C. 100–120 kg/ha D. 150–200 kg/ha
    Ans: B – Ensures optimum plant population.

  3. Line sowing in wheat improves:
    ➤ A. Irrigation efficiency & weed control B. Grain weight C. Fertilizer requirement only D. Lodging tolerance
    Ans: A – Easier intercultural operations and nutrient application.

  4. Wheat is usually sown by:
    ➤ A. Broadcasting B. Drilling C. Transplanting D. Both A & B
    Ans: D – Depending on region and mechanization level.

  5. Recommended spacing for wheat rows is:
    ➤ A. 15 cm B. 20–22 cm C. 25–30 cm D. 10 cm
    Ans: B – Ensures optimal tillering and light interception.

  6. Early sowing of wheat improves:
    ➤ A. Tillering & yield potential B. Lodging C. Pest incidence D. Moisture stress
    Ans: A – Longer growing season supports more tillers.

  7. Late sowing of wheat may result in:
    ➤ A. Heat stress during grain filling B. Lodging C. Better root growth D. Higher fertilizer efficiency
    Ans: A – Shorter growth period reduces yield.

  8. Tillage in wheat is mainly for:
    ➤ A. Weed control & soil aeration B. Grain filling C. Pest management D. Harvesting
    Ans: A – Prepares a fine seedbed and controls weeds.

  9. Seed treatment in wheat is done to prevent:
    ➤ A. Leaf rust B. Soil & seed-borne diseases C. Lodging D. Fertilizer deficiency
    Ans: B – Commonly with Carbendazim or Thiram.

  10. Optimum germination temperature for wheat seeds is:
    ➤ A. 10–15°C B. 20–25°C C. 30–35°C D. 35–40°C
    Ans: B – Ensures uniform seedling emergence.

C. Fertilizer & Nutrient Management (10 MCQs)

  1. Recommended NPK dose for wheat (timely sown) is:
    ➤ A. 120:60:40 kg/ha B. 100:50:50 kg/ha C. 80:40:40 kg/ha D. 60:30:30 kg/ha
    Ans: A – ICAR-recommended for optimum yield.

  2. Nitrogen in wheat is applied:
    ➤ A. Basal only B. Split – basal + tillering + booting C. After harvest D. Only at sowing
    Ans: B – Ensures sustained growth and high grain yield.

  3. Phosphorus in wheat mainly promotes:
    ➤ A. Root development & early tillering B. Lodging C. Disease resistance D. Grain color
    Ans: A – Essential for root establishment and tiller formation.

  4. Potassium in wheat improves:
    ➤ A. Drought tolerance & disease resistance B. Grain number only C. Flowering D. Seed size only
    Ans: A – Helps in water regulation and resistance.

  5. Micronutrient deficiency common in wheat is:
    ➤ A. Boron & Zinc B. Iron only C. Copper only D. Manganese only
    Ans: A – Corrected by foliar spray or soil application.

  6. Top-dressing of nitrogen is usually done at:
    ➤ A. Tillering B. Booting C. Panicle initiation D. Both A & B
    Ans: D – Supports vegetative growth & grain formation.

  7. Organic manures in wheat help to:
    ➤ A. Improve soil fertility & structure B. Increase irrigation requirement C. Promote pests D. Delay maturity
    Ans: A – Enhances soil health and nutrient availability.

  8. Split fertilizer application improves:
    ➤ A. Nutrient use efficiency B. Lodging only C. Pest incidence D. Early flowering
    Ans: A – Reduces losses & supports sustained growth.

  9. Excess nitrogen in wheat causes:
    ➤ A. Lodging B. Early maturity C. Grain size reduction D. Pest resistance
    Ans: A – Weak stems cannot support excessive vegetative growth.

  10. Balanced fertilizer application leads to:
    ➤ A. Higher yield & grain quality B. Only better pest resistance C. Early harvest D. Soil acidification
    Ans: A – NPK balance maximizes yield potential.

    D. Irrigation Management (6 MCQs)

    1. The most critical irrigation stage in wheat is:
      A. Crown root initiation (CRI)
      B. Tillering
      C. Flowering
      D. Dough stage
      Ans: A
      ➡ CRI stage (20–25 DAS) is most critical for yield.

    2. Number of irrigations generally required for wheat under irrigated conditions is:
      A. 2–3
      B. 3–4
      C. 4–6
      D. 8–10
      Ans: C

    3. First irrigation in wheat should be applied at:
      A. Sowing
      B. 10 DAS
      C. 20–25 DAS
      D. 40–45 DAS
      Ans: C

    4. Skipping irrigation at CRI stage results in:
      A. Increased tillering
      B. Severe yield reduction
      C. Better grain filling
      D. Early maturity
      Ans: B

    5. Excess irrigation in wheat causes:
      A. Improved root growth
      B. Lodging and nutrient loss
      C. Higher grain protein
      D. Early flowering
      Ans: B

    6. Moisture stress during grain filling stage leads to:
      A. Higher test weight
      B. Shrivelled grains
      C. Increased tillers
      D. Delayed maturity
      Ans: B

    E. Weed, Pest & Disease Management (7 MCQs)

    1. The most common weed in wheat fields is:
      A. Cyperus rotundus
      B. Phalaris minor
      C. Echinochloa spp.
      D. Amaranthus viridis
      Ans: B

    2. Critical period of weed competition in wheat is:
      A. 0–10 DAS
      B. 15–30 DAS
      C. 30–45 DAS
      D. 60–75 DAS
      Ans: C

    3. Isoproturon is used for control of:
      A. Broad-leaf weeds
      B. Grassy weeds
      C. Insect pests
      D. Fungal diseases
      Ans: B

    4. Integrated Weed Management includes:
      A. Chemical control only
      B. Mechanical + cultural + chemical methods
      C. Manual weeding only
      D. Fertilizer management
      Ans: B

    5. Yellow rust disease in wheat is caused by:
      A. Bacteria
      B. Virus
      C. Fungus
      D. Nematode
      Ans: C

    6. Aphids in wheat damage the crop by:
      A. Chewing leaves
      B. Sucking plant sap
      C. Feeding on roots
      D. Cutting seedlings
      Ans: B

    7. Seed treatment in wheat mainly controls:
      A. Insect pests
      B. Soil-borne diseases
      C. Weeds
      D. Nutrient deficiency
      Ans: B

    F. Growth, Yield Attributes & Yield (6 MCQs)

    1. Maximum tillering in wheat occurs at:
      A. Germination stage
      B. Tillering stage
      C. Flowering stage
      D. Maturity stage
      Ans: B

    2. Yield components of wheat include:
      A. Number of tillers
      B. Number of grains per spike
      C. Test weight
      D. All of the above
      Ans: D

    3. High temperature during grain filling causes:
      A. Increased grain size
      B. Reduced grain weight
      C. Higher protein content
      D. Delayed maturity
      Ans: B

    4. Harvest index in wheat refers to:
      A. Grain yield / total biomass
      B. Straw yield / grain yield
      C. Grain weight / plant height
      D. Total biomass / grain yield
      Ans: A

    5. Lodging in wheat reduces yield mainly due to:
      A. Reduced photosynthesis
      B. Difficulty in harvesting
      C. Poor grain filling
      D. All of the above
      Ans: D

    6. Balanced crop management in wheat is called:
      A. Monocropping
      B. Integrated Crop Management
      C. Relay cropping
      D. Mixed farming
      Ans: B

    G. Harvesting & Post-Harvest Management (6 MCQs)

    1. Wheat crop is ready for harvest when grains become:
      A. Milky
      B. Dough
      C. Hard and straw-colored
      D. Green
      Ans: C

    2. Optimum moisture content of wheat grain at harvest is:
      A. 5–8%
      B. 10–12%
      C. 20–25%
      D. 30–35%
      Ans: B

    3. Delayed harvesting of wheat may cause:
      A. Shattering losses
      B. Lodging
      C. Bird damage
      D. All of the above
      Ans: D

    4. Threshing operation in wheat separates:
      A. Grain from husk
      B. Grain from earheads
      C. Straw from soil
      D. Seed from chaff only
      Ans: B

    5. Proper drying of wheat grains is essential for:
      A. Better germination
      B. Safe storage
      C. Prevention of fungal growth
      D. All of the above
      Ans: D

    6. Average yield of irrigated wheat under good management is:
      A. 10–15 q/ha
      B. 20–25 q/ha
      C. 40–50 q/ha
      D. 70–80 q/ha
      Ans: C


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