All Free Agriculture MCQs with Answers

• A. Multiple cropping
• B. Harvest cropping
• C. Monocropping
• D. None of these

Explanation: Multiple cropping means producing two or more crops on the same land within a year, either successively or simultaneously.

• A. Multiple cropping
• B. Monocropping
• C. Harvest cropping
• D. None of theseCrops & Seed

Explanation: Monocropping is the production of only one crop on a field during a year or growing season.

• A. Kharif crops
• B. Relay crops
• C. Rabi crops
• D. All of these

Explanation: Rabi crops are sown during the cool winter season, commonly from October to December in Pakistan, and harvested in spring or early summer.

• A. Achene
• B. Samara
• C. Caryopsis
• D. Phyxis

Explanation: The sunflower fruit is a dry, one-seeded achene, commonly and loosely called a seed.

• A. Pistillate
• B. Bisexual
• C. Staminate
• D. Usually sterile

Explanation: Sunflower disc florets are generally bisexual, containing both stamens and a pistil, and they produce the seeds.

• A. Sterile
• B. Bisexual
• C. Pistillate
• D. Staminate

Explanation: The outer ray florets of sunflower are usually pistillate, bearing functional female organs but little or no functional male fertility.

• A. Arabic
• B. Greek
• C. French
• D. None of the above

Explanation: Agriculture comes from the Latin words ager, meaning field, and cultura, meaning cultivation.

• A. Palmaceae
• B. Gramineae
• C. Both a & b
• D. Moraceae

Explanation: The major cereal food crops, including wheat, rice and maize, belong to Gramineae, now called Poaceae or the grass family.

• A. < 2%
• B. < 5%
• C. < 12 %
• D. No moisture level required

Explanation: Grain moisture must generally be reduced to below about 12% for safe storage, because higher moisture encourages mould growth, heating and…

• A. Ground nut
• B. Beans
• C. Peas
• D. Wheat

Explanation: Groundnut, beans and peas are leguminous crops that form pods and are associated with nitrogen-fixing bacteria.

• A. Lucerne
• B. Arhar
• C. Both a & b
• D. Moong

Explanation: Lucerne, also called alfalfa, has comparatively good tolerance to saline conditions among these choices.

• A. Jowar
• B. Sugarcane
• C. Ground nut
• D. All of the above

Explanation: Jowar and groundnut are commonly grown under dryland conditions, whereas sugarcane requires substantial and fairly regular water.

• A. Puric acid
• B. Sulphuric acid
• C. Olic acid
• D. Both b & c

Explanation: Sulphuric acid and oleic acid are not regarded as acids present in gram leaves in this classification, whereas puric acid is listed.

• A. All of theseDownload Nature Guides
• B. The role played by an element is specific & can not be replaced by another element.
• C. The element is directly involved in the nutrition of the plant.
• D. In the absence of an element, its not possible for plant to complete its vegetative cycle.

Explanation: An element is essential only when its absence prevents completion of the plant's life cycle, its function cannot be replaced, and it…

• A. Deep Tillage
• B. Conservation Tillage
• C. Both a & b
• D. None of these

Explanation: Conservation tillage includes systems that leave at least 30% residue cover after planting to reduce water erosion and runoff.

• A. Soil conservation hedges
• B. Woody Hedgerows
• C. Hedgerows intercropping
• D. All of these

Explanation: Hedgerows intercropping, also called alley cropping, places rows of woody plants close together with annual crops grown in the alleys…

• A. Balance use of NPK fertilizers according to the need of crops.
• B. Following proper crop rotation (shallow rooted and deep root crops) in the cropping session.
• C. Regular use of FYM, Composts, acidic mulches, Green manures and Organic fertilizers to increase OM content of Soil.
• D. All of the aboveCrops & Seed

Explanation: Balanced fertilizers supply crop nutrients, rotation diversifies rooting patterns, and FYM, composts, green manures and other organic…

• A. Austria
• B. Germany
• C. Pakistan
• D. Both a & b

Explanation: IUFRO, the International Union of Forest Research Organizations, has its headquarters in Vienna, Austria.

• A. Para grass
• B. Kallar grass
• C. Giant star grass
• D. All of the above

Explanation: Kallar grass, or Leptochloa fusca, is a highly salt-tolerant forage grass widely used for reclaiming saline and waterlogged soils.

• A. Higher total pore space
• B. Lowe bulk density
• C. None of the above
• D. Higher bulk density

Explanation: No-tillage leaves the soil undisturbed and avoids loosening by ploughing, so bulk density commonly increases, especially in the upper…