Agriculture Mega MCQ Test – Test 10 | 1000 MCQ Series

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Agriculture Mega MCQ Test – Test 10 | 1000 MCQ Series

Agriculture Mega MCQ Test – Test 10 | 1000 MCQ Series

Agriculture Mega MCQ Test – Test 10 | 1000 MCQ Series

Q.451. The aim of topping and desuckering in tobacco is?

(तम्बाकू में टॉपिंग एवं डीसकरिंग (Desuckering) का मुख्य उद्देश्य क्या है?)

  1. Reduce the plant height
  2. Divert the energy and nutrients to leaves
  3. Increase the horizontal branching of plant
  4. Protect the plants against lodging

Answer:- B. Divert the energy and nutrients to leaves

Explanation:- The objective of topping and desuckering is to divert the energy and nutrients from flowers to the leaves for increasing their size and final leaf yield beside improvement in quality. Most of the tobaccos grown are topped and suckered, except wrapper tobacco where texture is important.
Varieties and seasons.

 

Q.452. One acre is equal to?

(एक एकड़ (Acre) कितने हेक्टेयर के बराबर होता है?)

  1. 0.603 ha
  2. 0.040 ha
  3. 0.404 ha
  4. 1.8 ha

Answer:- C. 0.404 ha

Explanation:- One acre is approximately equal to 0.404 hectare.

Conversion factors and units used for different crops
Area
1 acre  0.4047 hectare
1 hectare 2.471 acres
1 hectare 10000 square meters
1 acre 4840 sq yards
1 acre 43,560 Sq feet
1 guntha
 1/40th acre
1 guntha
 1089 sq ft 
1 sq mile  640 acres

 

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Q.453. Seed tuber rate for potato is?

(आलू की बीज कंद (Seed Tuber) की अनुशंसित मात्रा कितनी होती है?)

  1. 5–10 q/ha
  2. 10–15 q/ha
  3. 20–25 q/ha
  4. 25–30 q/ha

Answer:- C. 20–25 q/ha

Explanation:- The recommended seed tuber rate for potato is about 20–25 quintals per hectare.

Questions Answers
Botanical name ? Solanum tuberosum
Family? Solanaceae
Origin? Peru (South America)
Chromosome number in potato? 2n=48
Potato was introduced in India in early 17th century from? Europe
Potato is known as?
  • King of vegetable
  • Poor’s Man’s Friend
Green colour of potato tuber due to? Solanine (occur due to sunlight)
Blind hoeing is common Agronomical process in? Potato and Sugarcane
International potato year? 2008
Propagated by? Tuber (underground stem)
Seed rate of TPS? 100-150 gram/ha
What seed rate of Small size?  15-20 Q/ha
What seed rate of medium size?  20-25 Q/ha
What seed rate of large size?  25-30 Q/ha
Maturity time of medium variety? 120-150 days
Maturity time of late variety? 150-180 days

 

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Q.454. Silicon is the ______ most abundant element in the Earth’s crust.

(पृथ्वी की भू-पर्पटी (Earth’s Crust) में सिलिकॉन प्रचुरता की दृष्टि से कौन-सा तत्व है?)

  1. Third
  2. Fourth
  3. Sixth
  4. Second

Answer:- D. Second

Explanation:- Silicon is the second most abundant element in the Earth’s crust after oxygen.

Classification composition of the earth crust

Element Earth Crust
Oxygen 46.46 %
Si (Silicon) 27.60 %
Al (Aluminium) 8.07 %
Fe (Iron) 5.06%
Ca (Calcium) 3.65 %
Na (Sodium) 2.75 %
K(Potasium) 2.75 %
Mg (Magnesium) 2.60 %
other 2.20 %

 

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Q.455. Who is known as the “Waterman of India”?

(“भारत के वाटरमैन” (Waterman of India) के नाम से किसे जाना जाता है?)

  1. Rajendra Prasad
  2. Ramdas
  3. Ambika Singh
  4. Rajendra Singh

Answer:- D. Rajendra Singh

Explanation:- Rajendra Singh is popularly known as the “Waterman of India” for his work in water conservation and watershed management.

 

Q.456. Which one of the following is a polyphagous pest?

(निम्नलिखित में से कौन-सा बहुभक्षी (Polyphagous) कीट है?)

  1. Termite
  2. Mango hopper
  3. Mango nut weevil
  4. Rice stem borer

Answer:- A. Termite

Explanation:- Termites are polyphagous pests that feed on a wide range of plant materials and crops.

 

Q.457. Genetic purity of nucleus seed is?

(न्यूक्लियस बीज (Nucleus Seed) की आनुवंशिक शुद्धता कितनी होती है?)

  1. 99%
  2. 98%
  3. 99.5%
  4. 100%

Answer:- D. 100%

Explanation:- Nucleus seed is the original seed maintained with 100% genetic purity under breeder supervision.

1. Genetic Purity

The seed must be genetically pure.

Seed class Required genetic purity
Breeder / Nucleus seed 100%
Foundation seed 99.5%
Certified seed 99.0%

 

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Q.458. Pure-line theory was proposed by?

(शुद्ध वंश सिद्धांत (Pure Line Theory) किसने प्रतिपादित किया था?)

  1. John
  2. Mendel
  3. Johannsen
  4. Swaminathan

Answer:- C. Johannsen

Explanation:- W. L. Johannsen proposed the Pure Line Theory in plant breeding based on studies of beans.

 

Q.459. ‘Lalit’ is a variety of which fruit crop?

(‘ललित’ किस फल फसल की एक किस्म है?)

  1. Grape
  2. Pomegranate
  3. Guava
  4. Lemon

Answer:- C. Guava

Explanation:- ‘Lalit’ is an improved variety of guava developed for quality fruit production.

Lalit Guava — Exam Notes

  • Crop: Guava (Psidium guajava)
  • Variety: Lalit
  • Developed by: Central Institute for Subtropical Horticulture (CISH), Lucknow
  • Flesh colour: Pink
  • Fruit skin: Saffron-yellow with a red tinge
  • Fruit weight: 175–210 g
  • Uses: Suitable for table purpose as well as processing
  • Important related variety: Shweta — white-fleshed guava
  • Often paired in exam questions with Shweta (a white-fleshed guava variety also released by CISH)

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Q.460. Lactose can be manufactured from?

(लैक्टोज किससे प्राप्त किया जाता है?)

  1. Sugarcane
  2. Sugarbeet
  3. Milk
  4. Soymilk

Answer:- C. Milk

Explanation:- Lactose is the principal sugar naturally present in milk and is commercially obtained from milk or whey.

 

Q.461. Amount of nitrogen (N) in thiourea is?

(थायोयूरिया (Thiourea) में नाइट्रोजन की मात्रा कितनी होती है?)

  1. 60%
  2. 37%
  3. 54%
  4. 36.8%

Answer:- D. 36.8%

Explanation:- Thiourea contains approximately 36.8% nitrogen by weight.

 

Q.462. Which element is known as the “Chemical Policeman of Plant”?

(पौधों का “Chemical Policeman” किस तत्व को कहा जाता है?)

  1. Phosphorus (P)
  2. Nitrogen (N)
  3. Potassium (K)
  4. Magnesium (Mg)

Answer:- C. Potassium (K)

Explanation:- Potassium is called the “Chemical Policeman of Plant” because it regulates many physiological processes and improves plant resistance.

 Plant Nutrient Nicknames — Quick Revision

Nutrient Symbol Easy nickname / role
Potassium K 👮 Chemical Policeman — regulates plant functions & stress resistance
Nitrogen N 🚗 Driver of plant growth — promotes vegetative growth
Phosphorus P ⚡ Energy currency — important for energy transfer, roots & flowers
Calcium Ca 🧱 Cementing/Stiffening agent — strengthens cell walls

 

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Q.463. Linseed can be used as which type of crop?

(अलसी (Linseed) का उपयोग किस प्रकार की फसल के रूप में किया जाता है?)

  1. Fibre crop
  2. Oilseed crop
  3. Oilseed and fibre crop
  4. None of these

Answer:- C. Oilseed and fibre crop

Explanation:- Linseed is cultivated both for its oil-rich seeds and for fibre obtained from its stem.

Question Answer
Botanical name? Linum usitatisium
Family? Linaceae
Origin? Afghanistan
Chromosome number? 2n= 30

 

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Q.464. Application of nitrogen in cowpea at the time of planting is known as?

(लोबिया (Cowpea) में बुवाई के समय नाइट्रोजन देने को क्या कहा जाता है?)

  1. Basal dose
  2. Starter dose
  3. Additional dose
  4. Synergestic dose

Answer:- B. Starter dose

Explanation:- A small amount of nitrogen applied to legumes at planting is called a starter dose and supports early growth before effective nodulation.

 

Q.465. Brassica juncea is?

(Brassica juncea किसे कहा जाता है?)

  1. Yellow sarson
  2. Indian mustard
  3. Karan rai
  4. Gobhi sarson

Answer:- B. Indian mustard

Explanation:- Brassica juncea is commonly known as Indian mustard or brown mustard.

Mustard species
Brassica compestris Sarson
Brassica napus Rapseed
Brassica juncea Brown mustard (Indian mustard)
Brassica nigra Black mustard (used for condiment purpose)
Brassica carinata Ethiopian mustard
Brassica rapa Toria (most widely spread in world)
Eruca sativa Taramira

B. Brassica 

Evolution of Brassica species
Brassica Napus   B. compestris x B. oleracia 
Brassica carinata B. nigra x B. oleracia   
Brassica juncia B. nigra x B. compestris

Pusa jai Kisan (Bio-902): Its first variety Brassica juncea developed in the world by Prof. V.L. Chopra et. al. with the help of biotechnology through somatic hybridization in India.

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Q.466. The heat of combustion of one mole of glucose is approximately?

(एक मोल ग्लूकोज़ के दहन से लगभग कितनी ऊर्जा प्राप्त होती है?)

  1. 12 kcal
  2. 40 kcal
  3. 686 kcal
  4. 343 kcal

Answer:- C. 686 kcal/mol

Explanation:- Complete combustion of one mole of glucose releases approximately 686 kcal of energy.

 

Q.467. Percent of lint in seed cotton is?

(सीड कॉटन में लिंट (Lint) का प्रतिशत लगभग कितना होता है?)

  1. 10%
  2. 33%
  3. 60%
  4. 80%

Answer:- B. 33%

Explanation:- Lint generally constitutes about one-third, or approximately 33%, of seed cotton weight.

Question Answer
Botanical name? Gossypium spp.
Family? Malvaceae
The long outgrowth forms?
 Staple/Lint
The shorter outgrowth forms?
 Fuzz
Weight of one bale of cotton is? 170 kg
Separation of fiber from the seed cotto.n is known as. Ginning
General ginning ranges 
 30-35% (33%)
Seed after removing lint Cotton seed
Seed + lint Seed cotton
The best soil for cotto.n cultivation is Black soil

 

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Q.468. Rambler is a variety of which crop?

(‘Rambler’ किस फसल की एक किस्म है?)

  1. Lucerne
  2. Cowpea
  3. Napier grass
  4. None of these

Answer:- A. Lucerne

Explanation:- Rambler is a variety of lucerne (alfalfa), an important perennial forage crop.

 

Q.469. Chewing and lapping type of mouthparts are present in?

(कुतरने एवं चाटने (Chewing and Lapping) प्रकार के मुखांग किसमें पाए जाते हैं?)

  1. Housefly
  2. Beetles
  3. Cockroach
  4. Honeybees

Answer:- D. Honeybees

Explanation:- Honeybees possess chewing and lapping mouthparts adapted for manipulating wax and collecting nectar.

Type of mouthpart Main function Common examples
Biting & Chewing (Mandibulate) Tearing and chewing solid food Grasshopper, cockroach, beetles, caterpillars
Piercing & Sucking Piercing tissues and sucking plant sap/blood Mosquito, aphid, bed bug, leafhopper
Chewing & Lapping Chewing/crushing solids and lapping liquids Honeybee, bumblebee
Sponging Dissolving food with saliva and sucking the liquid Housefly, blowfly
Siphoning Sucking liquid through a long, coiled proboscis Adult butterflies & moths
Rasping & Sucking Scraping plant tissues and sucking the released sap Thrips
Mandibulate–Suctorial Different mouthparts at different life stages Antlion larva — biting; adult lacewing — sucking

 

Q.470. All silkworms belong to which insect order?

(सभी रेशमकीट (Silkworms) किस कीट गण (Order) से संबंधित हैं?)

  1. Hemiptera
  2. Coleoptera
  3. Lepidoptera
  4. Hymenoptera

Answer:- C. Lepidoptera

Explanation:- Silkworms are larvae of moths and belong to the insect order Lepidoptera.

 

Q.471. Which one is used for controlling mites?

(माइट्स (Mites) के नियंत्रण के लिए किसका उपयोग किया जाता है?)

  1. Fungicides
  2. Nematicides
  3. Acaricides
  4. Avicides

Answer:- C. Acaricides

Explanation:- Acaricides are pesticides specifically used for controlling mites and ticks.

 

Q.472. Immature stage of Rice Gundhi Bug is called?

(धान के गंधी बग (Rice Gundhi Bug) की अपरिपक्व अवस्था को क्या कहते हैं?)

  1. Grub
  2. Maggot
  3. Nymph
  4. Naiad

Answer:- C. Nymph

Explanation:- Rice gundhi bug is a true bug, so its immature stage is called a nymph.

 

Q.473. White Rust of vegetable crops is caused by?

(सब्जी फसलों का व्हाइट रस्ट (White Rust) रोग किसके कारण होता है?)

  1. Pythium sp.
  2. Albugo candida
  3. Phoma lingam
  4. None of the above

Answer:- B. Albugo candida

Explanation:- White rust of cruciferous vegetables is caused by the oomycete pathogen Albugo candida.

 

Q.474. In which method of seed sowing are seeds sown at the required depth in holes?

(किस बुवाई विधि में बीजों को निश्चित गहराई पर अलग-अलग गड्ढों में बोया जाता है?)

  1. Dibbling
  2. Line sowing
  3. Broadcasting
  4. Behind local plough

Answer:- A. Dibbling

Explanation:- In dibbling, seeds are placed individually in holes at a predetermined depth and spacing.

 

Q.475. Volume of liquid handled by a high-volume sprayer is?

(हाई वॉल्यूम स्प्रेयर द्वारा सामान्यतः कितनी मात्रा में स्प्रे घोल का उपयोग किया जाता है?)

  1. More than 400 litres
  2. More than 500 litres
  3. More than 1000 litres
  4. 1000 litres

Answer:- A. More than 400 litres

Explanation:- High-volume sprayers generally apply more than 400 litres of spray liquid per hectare.

 Classification of Spray Volume

Spray type Spray liquid volume
High Volume (HV) >400 L/ha
Low Volume (LV) 5–400 L/ha
Ultra-Low Volume (ULV) <5 L/ha
Normal aerial spray 15–75 L/ha
Normal ground spray 100–200 L/ha

Most important:
👉 High Volume = more than 400 L/ha
👉 Low Volume = 5–400 L/ha
👉 Ultra-Low Volume = less than 5 L/ha

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Q.476. Which of the following is NOT a micronutrient?

(निम्नलिखित में से कौन-सा सूक्ष्म पोषक तत्व (Micronutrient) नहीं है?)

  1. Iron
  2. Zinc
  3. Nickel
  4. Magnesium

Answer:- D. Magnesium

Important Nutrients For Plant

  • At least 60 elements are present in plants out of which only 17 are essential for plants.
  • Ni is 17th essential element known in 1987.
  • Functional nutrients is 21(17 Essential + 4 Beneficial)
  • Nicholas (1961) proposed the term Functional nutrients

Essential element – (Criteria of essentiality proposed by Arnon and stout in 1939 which was refined by arnon in 1954)

  1. In the absence of that element, plants is not able to complete its life cycle
  2. The element should not be substituted by other element
  3. Element should form a part of any molecule or constituent of the plant.

Beneficial element –They do not form the constituent of plant can grow without it but if present it is advantageous to the plant

  • Macro nutrients :- C, H, O, N, P, K (>100 μg/g dry matter)
  • Secondary nutrients:- Ca, Mg, S
  • Micro Nutrients:- Fe, Mn, Zn, Cu, Mo, B, Cl,Ni (100 μg/ g dry mater)
  • Beneficial elements:- Cobalt (Co), Silicon (Si), Vanadium (V), and Sodium (Na)

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Q.477. Vodka is traditionally prepared mainly from which crop?

(वोडका पारंपरिक रूप से मुख्यतः किस फसल से तैयार की जाती है?)

  1. Grape
  2. Potato
  3. Apple
  4. Barley

Answer:- B. Potato

Explanation:- Potato is one of the traditional raw materials used for producing vodka, particularly in Eastern Europe.

 

Q.478. Which material is the major source of nitrogen in soil?

(मृदा में नाइट्रोजन का प्रमुख स्रोत कौन-सा है?)

  1. Olivine
  2. Pyrolusite
  3. Tourmaline
  4. Organic Matter

Answer:- D. Organic Matter

Explanation:- Soil organic matter is the major reservoir and source of nitrogen released through mineralization.

 

Q.479. Which day is celebrated as Kisan Diwas (National Farmers’ Day) in India?

(भारत में किसान दिवस (Kisan Diwas) कब मनाया जाता है?)

  1. 5th December
  2. 16th October
  3. 23rd December
  4. 3rd December

Answer:- C. 23rd December

Explanation:- National Farmers’ Day is observed in India on 23 December to commemorate the birth anniversary of Chaudhary Charan Singh.

Days Date
World Water Day 22 March
International Labour Day 1 May
 World Milk Day 1 June
 World Environment Day 5 June
World Food Day 16 October
International Poverty Day  17th October
National Milk day  26th November
World Soil Day 5 December
Farmer’s Day  23rd December

 

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Q.480. Total geographical area of India is approximately?

(भारत का कुल भौगोलिक क्षेत्रफल लगभग कितना है?)

  1. 329 mha
  2. 143 mha
  3. 107 mha
  4. 134 mha

Answer:- A. 329 mha

Explanation:- India’s total geographical area is approximately 328.7 million hectares, commonly rounded to 329 mha.

 

Q.481. Which fruit crop is beneficial for growing in wasteland?

(बंजर भूमि में उगाने के लिए कौन-सी फल फसल लाभदायक है?)

  1. Ber
  2. Litchi
  3. Guava
  4. Banana

Answer:- A. Ber

Explanation:- Ber is hardy, drought tolerant and can grow successfully under marginal and wasteland conditions.

 

Q.482. Optimum temperature required for wheat and barley is?

(गेहूँ एवं जौ के लिए आवश्यक optimum तापमान कितना होता है?)

  1. 15°C
  2. 20°C
  3. 29°C
  4. 4.5°C

Answer:- B. 20°C

Explanation:- Wheat and barley are cool-season cereals and generally perform well around 20°C during active growth.

 

Q.483. Powdery mildew disease of mango is caused by which pathogen?

(आम का पाउडरी मिल्ड्यू रोग किस रोगजनक के कारण होता है?)

  1. Leveillula sp.
  2. Oidium mangiferae
  3. Phoma lingam
  4. Uncinula sp.

Answer:- B. Oidium mangiferae

Explanation:- Mango powdery mildew is caused by the fungus Oidium mangiferae.

 

Q.484. Hand collection of insects is a?

(कीटों को हाथ से एकत्र करना किस विधि का उदाहरण है?)

  1. Biological method
  2. Chemical method
  3. Mechanical method
  4. Physical method

Answer:- C. Mechanical method

Explanation:- Hand collection physically removes insects from plants and is classified as a mechanical control method.

 

Q.485. The book “Extension Education” is written by?

(“Extension Education” पुस्तक के लेखक कौन हैं?)

  1. A. S. Sandhu
  2. A. Adivi Reddy
  3. G. L. Reddy
  4. S. V. Supe

Answer:- B. A. Adivi Reddy

Explanation:- A. Adivi Reddy is a well-known author of the book “Extension Education”.

 

Q.486. Which one of the following is an inorganic sulphur compound used as fungicide?

(निम्नलिखित में से कौन-सा अकार्बनिक सल्फर यौगिक कवकनाशी के रूप में प्रयोग किया जाता है?)

  1. Thiram
  2. Lime Sulphur
  3. Ferbam
  4. Maneb

Answer:- B. Lime Sulphur

Explanation:- Lime sulphur is an inorganic sulphur fungicide prepared from sulphur and lime and is used against several fungal diseases.

 

Q.487. The highly wind erosion affected state in India is?

(भारत में पवन अपरदन से सर्वाधिक प्रभावित राज्य कौन-सा है?)

  1. M.P.
  2. A.P.
  3. Gujarat
  4. Rajasthan

Answer:- D. Rajasthan

Explanation:- Rajasthan is highly affected by wind erosion because of its extensive arid and semi-arid regions and sandy soils.

 

Q.488. Example of Ketose sugar is?

(कीटोज शर्करा (Ketose sugar) का उदाहरण कौन-सा है?)

  1. Glucose
  2. Fructose
  3. Ribose
  4. Galactose

Answer:- B. Fructose

Explanation:- Fructose is a six-carbon ketose sugar containing a ketone functional group.

 

Q.489. In pomology, the word “pomum” is derived from?

(Pomology में “pomum” शब्द किस भाषा से लिया गया है?)

  1. French term
  2. Spanish term
  3. Latin term
  4. Greek term

Answer:- C. Latin term

Explanation:- The term “pomology” is derived from the Latin word “pomum”, meaning fruit.

 

Q.490. It is the largest phylum of Animal Kingdom?

(जंतु जगत का सबसे बड़ा संघ (Phylum) कौन-सा है?)

  1. Arthropod
  2. Porifera
  3. Annelida
  4. Echinodermata

Answer:- A. Arthropod

Explanation:- Arthropoda is the largest animal phylum and includes insects, arachnids, crustaceans and myriapods.

 

Q.491. Which of the following climate classification was modified by ICRISAT?

(निम्नलिखित में से किस जलवायु वर्गीकरण में ICRISAT द्वारा संशोधन किया गया था?)

  1. Troll
  2. Thornthwaite
  3. Lang
  4. Martonnes

Answer:- A. Troll

Explanation:- ICRISAT modified Troll’s climatic classification for agricultural and crop production studies in semi-arid regions.

 

Q.492. Fire blight of pears and apples is caused by?

(नाशपाती एवं सेब का फायर ब्लाइट रोग किसके कारण होता है?)

  1. Ralstonia amylovora
  2. Erwinia amylovora
  3. Clavibacter michiganensis
  4. Venturia inaequalis

Answer:- B. Erwinia amylovora

Explanation:- Fire blight of apple and pear is a bacterial disease caused by Erwinia amylovora.

 

Q.493. All India Coordinated Maize Improvement Project was started in?

(अखिल भारतीय समन्वित मक्का सुधार परियोजना कब शुरू की गई थी?)

  1. 1965
  2. 1955
  3. 1957
  4. 1967

Answer:- C. 1957

Explanation:- The All India Coordinated Maize Improvement Project was initiated in 1957 to coordinate maize improvement research in India.

 

Q.494. Mustard crop planted at a spacing of 50 × 20 cm will have how many plants/ha?

(50 × 20 सेमी की दूरी पर बोई गई सरसों में प्रति हेक्टेयर कितने पौधे होंगे?)

  1. 120,000
  2. 80,000
  3. 1,00,000
  4. 1,52,000

Answer:- C. 1,00,000

Explanation:- Plant population = 10,000 m² ÷ (0.50 × 0.20 m²) = 100,000 plants/ha.

 

Q.495. Which crop is known as Golden Fibre?

(किस फसल को गोल्डन फाइबर (Golden Fibre) कहा जाता है?)

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

Answer:- B. Jute

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

 

Q.496. The lower limit of available soil moisture to plants is termed as?

(पौधों के लिए उपलब्ध मृदा नमी की निचली सीमा को क्या कहते हैं?)

  1. FC
  2. PWP
  3. Hygroscopic coefficient
  4. Temporary wilting point

Answer:- B. PWP

Explanation:- Permanent Wilting Point (PWP) represents the lower limit of soil water considered available to most plants.

 

Q.497. Crop grown for sale and bring money immediately is termed as?

(बिक्री करके तुरंत आय प्राप्त करने के लिए उगाई जाने वाली फसल को क्या कहते हैं?)

  1. Catch crop
  2. Cash crop
  3. Trap crop
  4. All of the above

Answer:- B. Cash crop

Explanation:- A cash crop is primarily cultivated for sale and generation of monetary income rather than direct consumption.

 

Q.498. The king of green manure crop is?

(हरी खाद की फसलों का राजा किसे कहा जाता है?)

  1. Sannhemp
  2. Cowpea
  3. Dhaincha
  4. Guar

Answer:- A. Sannhemp

Explanation:- Sunnhemp is popularly known as the king of green manure crops because of its high biomass production and good nitrogen contribution.

 

Q.499. Fruit bearing branches in cotton are known as?

(कपास में फल देने वाली शाखाओं को क्या कहा जाता है?)

  1. Monopodial
  2. Sympodial
  3. Monoecious
  4. All of the above

Answer:- B. Sympodial

Explanation:- Sympodial branches of cotton are determinate fruiting branches that bear flowers and bolls.

 

Q.500. Male flower of maize is known as?

(मक्का के नर पुष्पक्रम को क्या कहा जाता है?)

  1. Tassel
  2. Silk
  3. Cob
  4. Disc

Answer:- A. Tassel

Explanation:- The tassel is the terminal male inflorescence of maize, while the cob bears the female flowers and silks.

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