Agriculture Free Practice Test – Test 08 | 1000 MCQ Series

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Agriculture Free Practice Test – Test 08 | 1000 MCQ Series

Agriculture Free Practice Test – Test 08 | 1000 MCQ Series

Agriculture Free Practice Test – Test 08 | 1000 MCQ Series

हाँ, सही कहा। **`[/bg_collapse]` Explanation के बिल्कुल अंत में** होना चाहिए। नीचे Q.351–400 को आपके दिए हुए **exact same HTML format** में तैयार किया है।

“`htmlQ.351. The most important alkaloid present in opium is?

(अफीम (Opium) में पाया जाने वाला सबसे प्रमुख एल्केलॉइड कौन-सा है?)

  1. Nicotin
  2. Morphin
  3. Nimbidin
  4. None of these

Answer:- 2. Morphin

Explanation:- Morphine is the principal alkaloid present in opium and is known for its analgesic properties.

 

Q.352. Exotic breed Holstein-Friesian had its origin in?

(होल्स्टीन-फ्रिज़ियन विदेशी गाय की नस्ल का मूल देश कौन-सा है?)

  1. England
  2. France
  3. Germany
  4. Netherland

Answer:- 4. Netherland

Explanation:- Holstein-Friesian cattle originated in the Netherlands and are famous for high milk production.

 

Q.353. Saltation process is related to?

(सॉल्टेशन (Saltation) प्रक्रिया किससे संबंधित है?)

  1. Geological erosion
  2. Simple erosion
  3. Water erosion
  4. Wind erosion

Answer:- 4. Wind erosion

Explanation:- Saltation is the bouncing or hopping movement of soil particles during wind erosion.

 

Q.354. Minimum Support Price (MSP) is declared?

(न्यूनतम समर्थन मूल्य (MSP) की घोषणा कब की जाती है?)

  1. Before harvesting
  2. After harvesting
  3. Before sowing of the crop
  4. At any time

Answer:- 3. Before sowing of the crop

Explanation:- MSP is generally announced before the sowing season to guide farmers in crop selection and marketing decisions.

 

Q.355. Land Capability Classification Scheme was developed by?

(भूमि क्षमता वर्गीकरण (Land Capability Classification) योजना किस देश द्वारा विकसित की गई थी?)

  1. China
  2. India
  3. Japan
  4. USA

Answer:- 4. USA

Explanation:- The Land Capability Classification system was developed by the United States Department of Agriculture (USDA).

 

Q.356. Trichoderma is mainly used to control?

(ट्राइकोडर्मा (Trichoderma) का उपयोग मुख्यतः किसके नियंत्रण के लिए किया जाता है?)

  1. Air-borne diseases
  2. Foliar diseases
  3. Insect diseases
  4. Soil Borne diseases

Answer:- 4. Soil Borne diseases

Explanation:- Trichoderma is a beneficial biocontrol fungus mainly used against soil-borne plant pathogens.

 

Q.357. Zea mays var. everta is known as?

(जिया मेज़ (Zea mays var. everta) को किस नाम से जाना जाता है?)

  1. Dent corn
  2. Pop corn
  3. Soft corn
  4. Sweet corn

Answer:- 2. Pop corn

Explanation:- Zea mays var. everta is the botanical type commonly known as popcorn.

 

Q.358. The main objective of Plant Breeding is?

(पौधा प्रजनन (Plant Breeding) का मुख्य उद्देश्य क्या है?)

  1. Evaluation
  2. Distribution
  3. Improvement of quality
  4. Selection

Answer:- 3. Improvement of quality

Explanation:- Plant breeding aims to genetically improve crops for desirable traits such as quality, yield and resistance.

 

Q.359. Collar rot of groundnut is caused by?

(मूंगफली का कॉलर रॉट (Collar Rot) रोग किसके कारण होता है?)

  1. Bacterium
  2. Fungus
  3. Nematode
  4. Virus

Answer:- 2. Fungus

Explanation:- Groundnut collar rot is a fungal disease commonly caused by Aspergillus niger.

 

Q.360. Nitrogen content in Calcium Ammonium Nitrate (CAN) is?

(कैल्शियम अमोनियम नाइट्रेट (CAN) में नाइट्रोजन की मात्रा कितनी होती है?)

  1. 16%
  2. 20%
  3. 26%
  4. 32%

Answer:- 3. 26%

Explanation:- Calcium Ammonium Nitrate (CAN) is a nitrogenous fertilizer containing about 26% nitrogen.

 

Q.361. Who discovered the insecticidal property of DDT?

(DDT के कीटनाशी गुणों की खोज किसने की थी?)

  1. Gerhard Schrader
  2. Paul Muller
  3. Geigy
  4. Othmar Zeidler

Answer:- 2. Paul Muller

Explanation:- Paul Hermann Müller discovered the insecticidal properties of DDT and received the 1948 Nobel Prize in Physiology or Medicine.

 

Q.362. African Tall is a high-yielding variety of?

(अफ्रीकन टॉल (African Tall) किस फसल की उच्च उपज देने वाली किस्म है?)

  1. Maize
  2. Sorghum
  3. Fodder maize
  4. Fodder sorghum

Answer:- 3. Fodder maize

Explanation:- African Tall is a high-yielding fodder maize variety used mainly for green fodder production.

 

Q.363. Pulse crops belong to which family?

(दलहनी फसलें किस कुल (Family) से संबंधित हैं?)

  1. Rutaceae
  2. Malvaceae
  3. Solanaceae
  4. Leguminosae

Answer:- 4. Leguminosae

Explanation:- Most pulse crops belong to the family Leguminosae, also known as Fabaceae.

 

Q.364. Sunnhemp belongs to which family?

(सनहेम्प (Sunnhemp) किस कुल (Family) का पौधा है?)

  1. Tiliaceae
  2. Liniaceae
  3. Compositeae
  4. Leguminoseae

Answer:- 4. Leguminoseae

Explanation:- Sunnhemp (Crotalaria juncea) belongs to the legume family Fabaceae or Leguminosae.

 

Q.365. Inverse Yield Nitrogen Law was given by?

(इनवर्स यील्ड नाइट्रोजन नियम (Inverse Yield Nitrogen Law) किसने दिया था?)

  1. Liebig
  2. Wilcox
  3. Mitscherlich
  4. None of these

Answer:- 2. Wilcox

Explanation:- The Inverse Yield Nitrogen Law was proposed by Wilcox to describe the relationship between nitrogen and crop yield.

 

Q.366. Which insect damages onion and garlic crops throughout the world?

(विश्वभर में प्याज एवं लहसुन की फसलों को सबसे अधिक नुकसान पहुँचाने वाला कीट कौन-सा है?)

  1. Thrips
  2. Aphids
  3. Maggots
  4. Honey Bee

Answer:- 1. Thrips

Explanation:- Thrips are important sucking pests that damage onion and garlic leaves and reduce yield.

 

Q.367. Which crop is most adaptive under moisture-limited conditions?

(नमी की कमी वाली परिस्थितियों में सबसे अधिक अनुकूल फसल कौन-सी है?)

  1. Rice
  2. Maize
  3. Wheat
  4. Sesamum

Answer:- 4. Sesamum

Explanation:- Sesamum is relatively drought tolerant and performs well under moisture-limited conditions.

 

Q.368. The oldest cultivated crop is?

(सबसे प्राचीन रूप से उगाई जाने वाली फसल कौन-सी है?)

  1. Maize
  2. Paddy
  3. Wheat
  4. Potato

Answer:- 3. Wheat

Explanation:- Wheat is among the earliest domesticated crops and was cultivated in the Fertile Crescent thousands of years ago.

 

Q.369. In 1909, who developed an equation that related plant growth to the supply of plant nutrients?

(1909 में पौधों की वृद्धि को पोषक तत्वों की उपलब्धता से संबंधित समीकरण किसने विकसित किया था?)

  1. V. J. Kilmer
  2. E. A. Mitscherlich
  3. J. W. Friedrich
  4. R. B. McKercher

Answer:- 2. E. A. Mitscherlich

Explanation:- E. A. Mitscherlich developed the law of diminishing soil productivity relating nutrient supply to plant growth.

 

Q.370. Which one of the following is a Rabi crop?

(निम्नलिखित में से कौन-सी रबी फसल है?)

  1. Rice
  2. Millets
  3. Chickpea
  4. Pigeonpea

Answer:- 3. Chickpea

Explanation:- Chickpea is an important Rabi pulse crop grown mainly during the winter season in India.

 

Q.371. Important non-food crops of our country are?

(हमारे देश की प्रमुख गैर-खाद्य फसलें कौन-सी हैं?)

  1. Tea and Coffee
  2. Millets and Pulses
  3. Cotton and Jute
  4. None of the above

Answer:- 3. Cotton and Jute

Explanation:- Cotton and jute are major commercial fibre crops and are classified as important non-food crops.

 

Q.372. Which is the main food crop of the eastern and southern part of the country?

(देश के पूर्वी एवं दक्षिणी भाग की मुख्य खाद्य फसल कौन-सी है?)

  1. Rice
  2. Wheat
  3. Maize
  4. Sugarcane

Answer:- 1. Rice

Explanation:- Rice is the principal food crop in the eastern, southern and high-rainfall regions of India.

 

Q.373. Wheat requires annual rainfall between?

(गेहूँ की फसल के लिए वार्षिक वर्षा कितनी उपयुक्त होती है?)

  1. 50–75 cm
  2. About 200 cm
  3. 200–300 cm
  4. Less than 20 cm

Answer:- 1. 50–75 cm

Explanation:- Wheat generally performs well with about 50–75 cm of annual rainfall, especially when rainfall is well distributed.

 

Q.374. Which of the following crops is a major source of protein in a vegetarian diet?

(शाकाहारी भोजन में प्रोटीन का प्रमुख स्रोत कौन-सी फसल है?)

  1. Wheat
  2. Rice
  3. Pulses
  4. Oilseeds

Answer:- 3. Pulses

Explanation:- Pulses are rich in plant protein and are an important protein source in vegetarian diets.

 

Q.375. Which of the following is known as the Golden Fibre?

(निम्नलिखित में से किसे गोल्डन फाइबर (Golden Fibre) कहा जाता है?)

  1. Cotton
  2. Jute
  3. Hemp
  4. Silk

Answer:- 2. Jute

Explanation:- Jute is called the Golden Fibre because of its golden-brown colour and high economic value as a natural fibre.

 

Q.376. Which nutrient is taken up both as cationic and anionic forms?

(कौन-सा पोषक तत्व धनायन एवं ऋणायन दोनों रूपों में अवशोषित होता है?)

  1. Boron
  2. Calcium
  3. Nitrogen
  4. Phosphorus

Answer:- 3. Nitrogen

Explanation:- Plants absorb nitrogen mainly as cation NH₄⁺ and anion NO₃⁻ forms.

 

Q.377. Which plant nutrient increases resistance in plants against diseases?

(पौधों में रोग प्रतिरोधक क्षमता बढ़ाने वाला पोषक तत्व कौन-सा है?)

  1. Sulphur
  2. Nitrogen
  3. Potassium
  4. Phosphorus

Answer:- 3. Potassium

Explanation:- Adequate potassium nutrition strengthens plant tissues and generally improves resistance to diseases and stresses.

 

Q.378. Fossils are found in which type of rocks?

(जीवाश्म (Fossils) किस प्रकार की चट्टानों में पाए जाते हैं?)

  1. Igneous
  2. Sedimentary
  3. Metamorphic
  4. All of these

Answer:- 2. Sedimentary

Explanation:- Fossils are most commonly preserved in sedimentary rocks because they form under relatively low-temperature conditions.

 

Q.379. Kjeldahl method is used to determine?

(केजेलडाल (Kjeldahl) विधि का उपयोग किसके निर्धारण के लिए किया जाता है?)

  1. Total phosphorus in the soil
  2. Total organic matter in the soil
  3. Total potash in the soil
  4. Total nitrogen in the soil

Answer:- 4. Total nitrogen in the soil

Explanation:- The Kjeldahl method is a standard method for estimating total nitrogen in organic materials and soil samples.

 

Q.380. The C, H and O together constitute about ____ per cent of plant dry weight.

(कार्बन, हाइड्रोजन एवं ऑक्सीजन मिलकर पौधों के शुष्क भार का लगभग कितना प्रतिशत बनाते हैं?)

  1. 89%
  2. 96%
  3. 77%
  4. 100%

Answer:- 2. 96%

Explanation:- Carbon, hydrogen and oxygen together account for approximately 96% of plant dry matter.

 

Q.381. Method more suitable for fertilizer application in transplanted paddy is?

(रोपित धान में उर्वरक देने की सबसे उपयुक्त विधि कौन-सी है?)

  1. Broad casting
  2. Combine drilling
  3. Band placement
  4. Plough sole placement

Answer:- 1. Broad casting

Explanation:- Broadcasting is a commonly used method for fertilizer application in transplanted paddy fields, especially for basal application.

 

Q.382. Most common zinc fertilizer is?

(सबसे अधिक प्रयुक्त जिंक उर्वरक कौन-सा है?)

  1. Zinc Ash
  2. Zinc Chelate
  3. Zinc Oxide
  4. Zinc Sulphate

Answer:- 4. Zinc Sulphate

Explanation:- Zinc sulphate is the most commonly used zinc fertilizer for correcting zinc deficiency in crops.

 

Q.383. Mycorrhiza mainly helps in the uptake of?

(माइकोराइजा मुख्यतः किस पोषक तत्व के अवशोषण में सहायता करता है?)

  1. Sulphur
  2. Nitrogen
  3. Potassium
  4. Phosphorus

Answer:- 4. Phosphorus

Explanation:- Mycorrhizal fungi extend the effective root system and greatly enhance phosphorus uptake from soil.

 

Q.384. Origin of species by means of natural selection was given by?

(प्राकृतिक वरण (Natural Selection) द्वारा प्रजातियों की उत्पत्ति का सिद्धांत किसने दिया?)

  1. Lamarck
  2. Linnaeus
  3. Weismann
  4. Charles Darwin

Answer:- 4. Charles Darwin

Explanation:- Charles Darwin proposed the theory of evolution by natural selection in his work on the origin of species.

 

Q.385. Chemically, Lactose is composed of?

(रासायनिक रूप से लैक्टोज किन शर्कराओं से मिलकर बना होता है?)

  1. Glucose
  2. Galactose
  3. Glucose & Galactose
  4. Glucose & Maltose

Answer:- 3. Glucose & Galactose

Explanation:- Lactose is a disaccharide composed of one glucose molecule and one galactose molecule.

 

Q.386. Callosobruchus chinensis is a storage pest of?

(Callosobruchus chinensis किस फसल का भंडारण कीट है?)

  1. Wheat
  2. Rice
  3. Gram
  4. Groundnut

Answer:- 3. Gram

Explanation:- Callosobruchus chinensis is a major pulse beetle that damages stored gram and other pulses.

 

Q.387. Which of the following crop has the highest cultivated area in the world?

(विश्व में सर्वाधिक क्षेत्रफल में उगाई जाने वाली फसल कौन-सी है?)

  1. Rice
  2. Wheat
  3. Bajra
  4. Barley

Answer:- 2. Wheat

Explanation:- Wheat is one of the world’s most widely cultivated cereal crops and has a very large global cultivated area.

 

Q.388. The varieties which belong to species Oryza glaberrima are found in?

(प्रजाति Oryza glaberrima की किस्में कहाँ पाई जाती हैं?)

  1. Asia
  2. Europe
  3. Africa
  4. America

Answer:- 3. Africa

Explanation:- Oryza glaberrima is the African cultivated rice species, domesticated in West Africa.

 

Q.389. The dehulled rice grain is known as?

(भूसी हटाए गए धान के दाने को क्या कहा जाता है?)

  1. White rice
  2. Brown rice
  3. Red rice
  4. Grey rice

Answer:- 2. Brown rice

Explanation:- Brown rice is the dehulled rice grain with the bran layer and germ still intact.

 

Q.390. Dapog method of raising rice nursery has been introduced in India from?

(धान की डापोग नर्सरी पद्धति भारत में किस देश से लाई गई थी?)

  1. Indonesia
  2. Taiwan
  3. Philippines
  4. Israel

Answer:- 3. Philippines

Explanation:- The Dapog method is a mat-type rice nursery technique introduced into India from the Philippines.

 

Q.391. Tungro virus of rice is transmitted by?

(धान का टंग्रो वायरस (Tungro Virus) किस कीट द्वारा फैलता है?)

  1. Leaf roller
  2. Stem borer
  3. Green leaf hopper
  4. Gundhi bug

Answer:- 3. Green leaf hopper

Explanation:- Rice tungro virus is mainly transmitted by green leafhoppers, especially Nephotettix species.

 

Q.392. Dead heart and white head damage in rice is caused by?

(धान में डेड हार्ट एवं व्हाइट हेड लक्षण किस कीट के कारण होते हैं?)

  1. Leaf roller
  2. Gall midge
  3. Stem borer
  4. Army worm

Answer:- 3. Stem borer

Explanation:- Rice stem borers damage the stem and cause dead hearts in vegetative plants and white heads at the reproductive stage.

 

Q.393. Silvery shoot or onion leaf symptom of rice tillers is caused by?

(धान में सिल्वरी शूट (Silvery Shoot) या ऑनियन लीफ लक्षण किस कीट के कारण होता है?)

  1. Gall midge
  2. Rice hispa
  3. Gundhi bug
  4. Leaf roller

Answer:- 1. Gall midge

Explanation:- Rice gall midge infestation produces characteristic silvery shoots or onion leaf symptoms in rice tillers.

 

Q.394. Grassy stunt virus disease of rice is transmitted by?

(धान का ग्रासी स्टंट वायरस (Grassy Stunt Virus) किस कीट द्वारा फैलता है?)

  1. Green leaf hopper
  2. Brown plant hopper
  3. White fly
  4. Gundhi bug

Answer:- 2. Brown plant hopper

Explanation:- Rice grassy stunt virus is transmitted by the brown planthopper, Nilaparvata lugens.

 

Q.395. Test weight of Basmati rice is?

(बासमती धान का टेस्ट वेट (1000 दानों का भार) कितना होता है?)

  1. 21 g
  2. 15 g
  3. 30 g
  4. 24 g

Answer:- 1. 21 g

Explanation:- Basmati rice generally has a relatively low test weight, with about 21 g being the exam-oriented value given here.

 

Q.396. Government of India started subsidy on fertilizers with effect from?

(भारत सरकार ने उर्वरकों पर सब्सिडी की शुरुआत कब से की?)

  1. 1 November 1966
  2. 1 November 1969
  3. 1 November 1977
  4. 2 October 1988

Answer:- 3. 1 November 1977

Explanation:- The Retention Price Scheme introduced in 1977 marked the beginning of the fertilizer subsidy system in India.

 

Q.397. Wheat is originated in?

(गेहूँ का उद्गम (Origin) कहाँ माना जाता है?)

  1. South America
  2. South West Asia (Turkey)
  3. South East Asia
  4. Europe

Answer:- 2. South West Asia (Turkey)

Explanation:- Wheat originated in the Fertile Crescent region of Southwest Asia, including areas of present-day Turkey.

 

Q.398. AICRP on Sugarcane was started in?

(अखिल भारतीय समन्वित गन्ना अनुसंधान परियोजना (AICRP on Sugarcane) कब प्रारंभ हुई?)

  1. 1960
  2. 1959
  3. 1970
  4. 1985

Answer:- 3. 1970

Explanation:- The All India Coordinated Research Project on Sugarcane was initiated in 1970 to coordinate sugarcane research in India.

 

Q.399. The depth of sowing of Bajra is?

(बाजरा की उपयुक्त बुवाई गहराई कितनी होती है?)

  1. 2–3 cm
  2. 3–4 cm
  3. 4–5 cm
  4. 5–6 cm

Answer:- 1. 2–3 cm

Explanation:- Bajra seeds are small, so shallow sowing at about 2–3 cm depth ensures good emergence and establishment.

 

Q.400. The upper limit of soil moisture available for plant growth is?

(पौधों के लिए उपलब्ध मृदा नमी की ऊपरी सीमा क्या कहलाती है?)

  1. PWP (15 bars)
  2. Field capacity (1/3 bars)
  3. Hygroscopic coefficient
  4. Matric suction

Answer:- 2. Field capacity (1/3 bars)

Explanation:- Field capacity represents the upper limit of plant-available soil water, while permanent wilting point represents the lower limit.

 

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