All MCQs - Agriculture Officer Past Papers and Syllabus Practice | PakExamPoint

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671. What type of harvesting is done to produce seed from a crop?

بیج حاصل کرنے کے لیے کس قسم کی فصل کی کٹائی کی جاتی ہے؟

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Answer: Timely or proper harvesting

Explanation Timely or proper harvesting ensures maximum seed quality and viability. Harvesting too early or too late can reduce germination and seed health. Proper timing is crucial for seed production . Last verified on 30-01-2026

672. Bacteria increase in number asexually by _____?

بیکٹیریا _____ کے ذریعہ غیر معمولی تعداد میں اضافہ کرتے ہیں؟

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Answer: Binary fission

Explanation Bacteria reproduce asexually mainly by binary fission , where one cell splits into two identical cells. This is a rapid process , allowing bacteria to multiply quickly under favorable conditions. Last verified on 12-02-2026

673. Uniform removal of soil in thin layer from sloping land is called ______?

ڈھلوان زمین سے مٹی کی پتلی پرت کا یکساں اخراج کیا کہلاتا ہے؟

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Answer: Sheet erosion

Explanation Sheet erosion is the uniform removal of a thin layer of topsoil from a large area. Common on sloping lands due to rainfall or irrigation runoff . Leads to loss of fertile soil and reduced crop productivity. Last verified on 12-02-2026

674. Causes of low crop yield include ______?

فصل کی کم پیداوار کی وجوہات میں کون سی شامل ہیں؟

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Answer: All of the above

Explanation Low crop yield occurs when growth conditions are unfavorable. Main causes include poor soil fertility, inadequate water, and pest/disease attacks . Proper management of soil, water, and pests can improve yield significantly. Last verified on 25-01-2026

675. Participatory approach is a type of approach?

پارٹیسپٹری اپروچ کس قسم کا طریقہ کار ہے؟

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Answer: Bottom-up

Explanation Participatory approach involves engaging local communities and stakeholders in decision-making . It is called bottom-up because ideas and actions start from the grassroots level. Additional information : Encourages ownership and sustainability of projects. Commonly used in agriculture, rural development, and resource management . Last verified on 30-01-2026

676. The uppermost leaf of a cereal plant, important for grain filling, is called _____?

جَو یا گندم جیسی فصل کے سب سے اوپر والے پتے، جو دانے بھرنے کے لیے اہم ہوتے ہیں، انہیں کیا کہتے ہیں؟

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Answer: Flag Leaf

Explanation The flag leaf is the uppermost leaf of cereal plants like wheat and rice . It plays a crucial role in grain filling by providing energy through photosynthesis . The flag leaf contributes most of the carbohydrates for developing grains. Last verified on 22-01-2026

677. Phosphorus deficiency symptoms in plants include _____?

پودوں میں فاسفورس کی کمی کی علامات کیا ہیں؟

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Answer: Both A and B

Explanation Phosphorus is essential for energy transfer, root development, and flowering . Deficiency leads to stunted growth and dark green or purplish leaves . Common in acidic, sandy, or phosphorus -deficient soils. Additional information : Foliar spray or phosphate fertilizers (e.g., SSP, DAP) can correct deficiency. Adequate phosphorus enhances flowering, fruiting, and seed formation. Last verified on 25-01-2026

678. Patoto is an example of _______?

آلو کس قسم کی فصل کی مثال ہے؟

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Answer: Root crop

Explanation Root crops → crops where the edible part is the root or tuber, e.g., potato, carrot, turnip. Fiber crops → grown for fibre (e.g., cotton, flax ). Sugar crops → grown for sugar (e.g., sugarcane, sugar beet ). Additional information : Potato → Solanum tuberosum Carrot → Daucus carota Turnip → Brassica rapa Radish → Raphanus sativus Sweet potato → Ipomoea batatas Last verified on 11-02-2026

679. A crop that removes large amounts of nutrients from the soil is called an exhaustive crop. For example?

وہ فصل جو مٹی سے زیادہ مقدار میں غذائی اجزاء نکالتی ہے اسے کیا کہتے ہیں؟ مثال کے طور پر؟

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Answer: Maize

Explanation Exhaustive crops are crops that remove large amounts of nutrients from the soil. Continuous cultivation of these crops can deplete soil fertility. Examples include nutrient-demanding cereal crops like maize, wheat, and rice . Additional information : Maize, wheat, and rice remove large amounts of nitrogen, phosphorus, and potassium from the soil. Last verified on 22-02-2026

680. Economically important genetic traits in plants are influenced by the environment because these are ______?

پودوں میں معاشی لحاظ سے اہم جینیاتی خصوصیات ماحول سے کیوں متاثر ہوتی ہیں؟

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Answer: Polygenic traits

Explanation Economically important traits in plants, like yield, height, fruit size , are influenced by the environment. These are polygenic traits , controlled by multiple genes and showing continuous variation . Additional information : Monogenic traits : Controlled by a single gene, less affected by environment Last verified on 11-02-2026

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