Crop rotation helps to a) lessen use of pesticides b) yield more crops c) produce a greater choice of plant products d) eliminate parasites which have selective hosts

Crop rotation helps to
a) lessen use of pesticides
b) yield more crops
c) produce a greater choice of plant products
d) eliminate parasites which have selective hosts
by

1 Answer

Answer :

d) eliminate parasites which have selective hosts
by

Related questions

Crop rotation helps to – (1) lessen use of pesticides (2) eliminate parasites which have selective hosts (3) yield more crops (4) produce a greater choice of plant products

Description : Crop rotation helps to – (1) lessen use of pesticides (2) eliminate parasites which have selective hosts (3) yield more crops (4) produce a greater choice of plant products

Last Answer : (2) eliminate parasites which have selective hosts Explanation: The growing of different kinds of crops on a piece of land in a preplanned succession is known as crop rotation. In the rotation of ... This is because weeds and pests are very choosy about the host crop plant, which they attack.

The growing of grass or legumes in rotation with grain or tilled crops as a soil conservation measure is termed as? a. Crop rotation b. Ley farming c. Shifting cultivation d. Dairy farming e. Mixed farming

Description : The growing of grass or legumes in rotation with grain or tilled crops as a soil conservation measure is termed as? a. Crop rotation b. Ley farming c. Shifting cultivation d. Dairy farming e. Mixed farming

Last Answer : b. Ley farming

To produce which crop you have to cultivate 16 crops ?

Description : To produce which crop you have to cultivate 16 crops ?

Last Answer : To cultivate radish, 16 cultivars are required.

Salination of soil is caused by – (1) pesticides (2) soil erosion (3) excess irrigation (4) crop rotation

Description : Salination of soil is caused by – (1) pesticides (2) soil erosion (3) excess irrigation (4) crop rotation

Last Answer : (3) excess irrigation Explanation: Soil salinity is the salt content in the soil: the process of increasing the salt content is known as salinization. Excess irrigation leads to increase in ... is also greatly increased by poor drainage and use of saline water for irrigating agricultural crops.

Salination of soil is caused by (1) pesticides (2) soil erosion (3) excess irrigation (4) crop rotation

Description : Salination of soil is caused by (1) pesticides (2) soil erosion (3) excess irrigation (4) crop rotation

Last Answer : excess irrigation

Antibiotics are products of (a) Bacteria and fungi (b) Fungi and parasites (c) Parasites and bacteria (d) Fungi and viruses

Description : Antibiotics are products of (a) Bacteria and fungi (b) Fungi and parasites (c) Parasites and bacteria (d) Fungi and viruses

Last Answer : (a) Bacteria and fungi

Tissue culture is a good technique to a) Cross two varieties b) Rapidly increase the size of a trees by strengthening the stem c) Eliminate virus d) Improve yield of crops

Description : Tissue culture is a good technique to a) Cross two varieties b) Rapidly increase the size of a trees by strengthening the stem c) Eliminate virus d) Improve yield of crops 

Last Answer : c) Eliminate virus 

C4 plant normaly produce more biological yield than C3 plant because of: (A) More photorespiration (B) Less photorespiration (C) Less photophosphorylation (D) More photophosphorylation

Description : C4 plant normaly produce more biological yield than C3 plant because of: (A) More photorespiration (B) Less photorespiration (C) Less photophosphorylation (D) More photophosphorylation

Last Answer : (B) Less photorespiration

The important feature of shifting cultivation is? a. Cultivation by Transplantation b. Rotation of crops c. Change of Cultivation Site d. Cultivation of leguminous crops e. All of the above

Description : The important feature of shifting cultivation is? a. Cultivation by Transplantation b. Rotation of crops c. Change of Cultivation Site d. Cultivation of leguminous crops e. All of the above

Last Answer : c. Change of Cultivation Site

Does flax seed eliminate or lessen PMS?

Description : Does flax seed eliminate or lessen PMS?

Last Answer : I’ve never heard that of flax but Evening primrose oil capsules sure helped me.

Integrated weed management practices that a). Enhance crop competitive ability b). Decrease weeds ability to reduce yield c). Practices that eliminate weeds from an area d). Both a and b e). Both a and c

Description : Integrated weed management practices that a). Enhance crop competitive ability b). Decrease weeds ability to reduce yield c). Practices that eliminate weeds from an area d). Both a and b e). Both a and c

Last Answer : d). Both a and b

The ratio between marketable crop yield and water used in evapotranspiration is known as– 1) Field water use efficiency 2) Economic irrigation efficiency 3) Consumptive use efficiency 4) Water use efficiency

Description : The ratio between marketable crop yield and water used in evapotranspiration is known as– 1) Field water use efficiency 2) Economic irrigation efficiency 3) Consumptive use efficiency 4) Water use efficiency

Last Answer : 1) Field water use efficiency

Maize-potato-sugarcane ratoon-green gram is the example of crop rotation for a.1 year b .3 year c.2 year d.4 year

Description : Maize-potato-sugarcane ratoon-green gram is the example of crop rotation for a.1 year b .3 year c.2 year d.4 year

Last Answer : b .3 year

Soybean is called a wonder crop because it is: (a) An excellent protein source (b) An excellent oilseed crop (c) High yield potential (d) Both a and b

Description : Soybean is called a wonder crop because it is: (a) An excellent protein source (b) An excellent oilseed crop (c) High yield potential (d) Both a and b

Last Answer : (d) Both a and b

The National Agricultural Insurance Scheme in its first two years of operation envisaged to cover...... (A) all crops-grown by small and marginal farmers only (B) all crops-cultivated with the help of crop loans only irrespective of the size of holding of the borrowers (C) all food crops-cultivated by all types of farmers (D) only horticultural crops (E) only seven commercial crops-grown under contract farming system

Description : The National Agricultural Insurance Scheme in its first two years of operation envisaged to cover...... (A) all crops-grown by small and marginal farmers only (B) all crops-cultivated with ... of farmers (D) only horticultural crops (E) only seven commercial crops-grown under contract farming system

Last Answer : (B) all crops-cultivated with the help of crop loans only irrespective of the size of holding of the borrowers

Which of the following Agroforestry System is matched incorrectly based on its component? [a] Boundary Plantation – Tress on Boundary + Crops [b] Block Plantation – Block of Trees + Block of Crops [c] Agri-Silviculture – Trees + Crops [d] Alley Cropping – Perennial hedges + Crop [e] Energy Plantation – Fruit Trees + Crops

Description : Which of the following Agroforestry System is matched incorrectly based on its component? [a] Boundary Plantation - Tress on Boundary + Crops [b] Block Plantation - Block of Trees + Block of Crops [c] ... Crops [d] Alley Cropping - Perennial hedges + Crop [e] Energy Plantation - Fruit Trees + Crops

Last Answer : [d] Alley Cropping – Perennial hedges + Crop

Which of the following branches of horticulture is wrongly matched?(Agriculture MCQ) [a] Pomology – Cultivation of flower crops [b] Olericulture – Cultivation of Vegetables [c] Spices Crop – Cultivation of crops like cardamom, pepper, nutmeg [d] Medicinal and aromatic plants – Cultivation of medicinal and aromatic crops [e] None of the above

Description : Which of the following branches of horticulture is wrongly matched?(Agriculture MCQ) [a] Pomology - Cultivation of flower crops [b] Olericulture - Cultivation of Vegetables [c] Spices Crop - ... Medicinal and aromatic plants - Cultivation of medicinal and aromatic crops [e] None of the above

Last Answer : [e] None of the above

Which of the following statements correctly defines the term ‘Transhumance’? a. Economy that solely depends on animals b. Farming in which only one crop is cultivated by clearing hill tops c. Practice of growing crops on higher hill slopes in summers and foothills in winters d. Seasonal Migration of people with their animals up and down the mountains. e. None of the above

Description : Which of the following statements correctly defines the term Transhumance'? a. Economy that solely depends on animals b. Farming in which only one crop is cultivated by clearing hill tops c. Practice ... Seasonal Migration of people with their animals up and down the mountains. e. None of the above

Last Answer : d. Seasonal Migration of people with their animals up and down the mountains.

With reference to agriculture, what are “Smother Crops”? a Crops that are grown for grazing of harvesting for immediate or future feeding of livestock. b Crops grown to conserve the soil moisture through their ground covering foliage. c Crops grown to suppress weeds by providing dense foliage and quick growing ability. d Crops cultivated to catch the forthcoming season when main crop fails. e Crops whose culture practices allow the infestation of weeds intensively.

Description : With reference to agriculture, what are Smother Crops ? a Crops that are grown for grazing of harvesting for immediate or future feeding of livestock. b Crops grown to conserve the soil ... season when main crop fails. e Crops whose culture practices allow the infestation of weeds intensively.

Last Answer : e Crops whose culture practices allow the infestation of weeds intensively.

Agronomy is a branch of Agriculture that deals with – a) Breeding of crop plants b) Principles of field management c) Principles and practice of crop production d) Protection of crops from Diseases and Pests

Description : Agronomy is a branch of Agriculture that deals with – a) Breeding of crop plants b) Principles of field management c) Principles and practice of crop production d) Protection of crops from Diseases and Pests

Last Answer : c) Principles and practice of crop production

Crop rotation is being adopted – (1) to increase the productivity of the land (2) to increase the crop yield (3) to increase the soil water (4) to increase the crop resistance to pests.

Description : Crop rotation is being adopted – (1) to increase the productivity of the land (2) to increase the crop yield (3) to increase the soil water (4) to increase the crop resistance to pests.

Last Answer : (1) to increase the productivity of the land Explanation: Crop rotation is the practice of growing a series of dissimilar types of crops in the same area in sequential seasons for various ... the replenishment of nitrogen through the use of green manure in sequence with cereals and other crops.

Which one of the following terms describes the practice of growing two or more crops simultaneously on the same piece of land? a. Crop rotation b. Mixed cropping c. Intercropping d. Mixed farming

Description : Which one of the following terms describes the practice of growing two or more crops simultaneously on the same piece of land? a. Crop rotation b. Mixed cropping c. Intercropping d. Mixed farming

Last Answer : b. Mixed cropping

Which of the following pesticides has been banned in India ? (A) Rogor (B) DDT (C) Metasystox (D) Dimecron

Description : Which of the following pesticides has been banned in India ? (A) Rogor (B) DDT (C) Metasystox (D) Dimecron

Last Answer : (B) DDT

For providing inputs like quality seeds, fertilizers and pesticides, the agency present at the Village Panchayat Samiti Level is – 1) Nationalised Banks 2) Cooperative Society 3) Insurance Companies

Description : For providing inputs like quality seeds, fertilizers and pesticides, the agency present at the Village Panchayat Samiti Level is – 1) Nationalised Banks 2) Cooperative Society 3) Insurance Companies

Last Answer : 3) On the ventral surface of leaves

Contract farming consists of...... (A) hiring land by farmers on contract basis for cultivation (B) supply of agreed quantity of produce to agreed price to the company (C) company taking on lease basis farmers’ land for cultivation (D) processing cash crops, vegetables etc. by company and to give back to farmers (E) providing inputs by company to farmers for improving quality of produce

Description : Contract farming consists of...... (A) hiring land by farmers on contract basis for cultivation (B) supply of agreed quantity of produce to agreed price to the company (C) company taking on ... and to give back to farmers (E) providing inputs by company to farmers for improving quality of produce

Last Answer : (C) company taking on lease basis farmers’ land for cultivation

Contract farming consists of...... (A) hiring land by farmers on contract basis for cultivation (B) supply of agreed quantity of produce to agreed price to the company (C) company taking on lease basis farmers’ land for cultivation (D) processing cash crops, vegetables etc. by company and to give back to farmers (E) providing inputs by company to farmers for improving quality of prod

Description : Contract farming consists of...... (A) hiring land by farmers on contract basis for cultivation (B) supply of agreed quantity of produce to agreed price to the company (C) company taking on lease ... and to give back to farmers (E) providing inputs by company to farmers for improving quality of prod

Last Answer : (D) processing cash crops, vegetables etc. by company and to give back to farmers

Rotation of crops means (a) Same crop is grown again and again (b) Two crops are grown simultaneously to increase productivity of the soil (c) Different crops are grown in succession to maintain the soil fertility (d) None of the above

Description : Rotation of crops means (a) Same crop is grown again and again (b) Two crops are grown simultaneously to increase productivity of the soil (c) Different crops are grown in succession to maintain the soil fertility (d) None of the above

Last Answer : Ans: (c)

Crop rotation refers to : (a) method of farming without irrigation in an area of limited rainfall (b) farming done on the same land by different people turn-wise (c) growing same crop in alternate years (d) growing different crops in succession

Description : Crop rotation refers to : (a) method of farming without irrigation in an area of limited rainfall (b) farming done on the same land by different people turn-wise (c) growing same crop in alternate years (d) growing different crops in succession

Last Answer : Ans: (d)

If it rains only for two months which of the following will yield maximum crop per hectare? (a) Short term crops (b) Long term crops (c) Pulses (d) Millets

Description : If it rains only for two months which of the following will yield maximum crop per hectare? (a) Short term crops (b) Long term crops (c) Pulses (d) Millets

Last Answer : Ans: (d)

Which is not an adverse effect of irrigation? (a) Irrigation changes cropping pattern. (b) Water intensive crops are grown in dry areas. (c) Salinization of soil (d) Increase in crop yield.

Description : Which is not an adverse effect of irrigation? (a) Irrigation changes cropping pattern. (b) Water intensive crops are grown in dry areas. (c) Salinization of soil (d) Increase in crop yield.

Last Answer : (c) Salinization of soil

Mycology is a study of (a) Bacteria (b) Virus (c) Fungi(d) Parasites

Description : Mycology is a study of (a) Bacteria (b) Virus (c) Fungi(d) Parasites

Last Answer : (c) Fungi

Crop rotation helps to?

Description : Crop rotation helps to?

Last Answer : Eliminate parasites which have selective hosts

Advantages of Artificial Methods of Vegetative Reproduction include a) Crops with better quality b) Crops with more yield c) Ability to produce plants with desirable qualities d) All of these

Description : Advantages of Artificial Methods of Vegetative Reproduction include a) Crops with better quality b) Crops with more yield c) Ability to produce plants with desirable qualities d) All of these 

Last Answer : c) Ability to produce plants with desirable qualities 

Consider the following statements (A–D) about organic farming. (A) Utilizes genetically modified crops like Bt cotton (B) Uses only naturally produced inputs like compost (C) Does not use pesticides and urea (D) Produces vegetables rich in vitamins and minerals Which of the above statements are correct? (a) B, C and D (b) C and D only (c) B and C only (d) A and B only

Description : Consider the following statements (A-D) about organic farming. (A) Utilizes genetically modified crops like Bt cotton (B) Uses only naturally produced inputs like compost (C) Does not use pesticides and urea (D) Produces vegetables ... C and D (b) C and D only (c) B and C only (d) A and B only

Last Answer : (c) B and C only

What is a bad effect of spraying spraying pesticides on crops?

Description : What is a bad effect of spraying spraying pesticides on crops?

Last Answer : Well, wind drift is going to be a problem, and it kills the bad bugs, but the good ones as well. If anyone is in that field when the crop duster lets his spray go, then one would be ... means following the label directions to the letter! Don't skimp on safety either. Its your health, not mine.

Application of organophosphorus group of pesticides along with which herbicides cause injury to crops a). Triazines b). Ureas c). Both d). None

Description : Application of organophosphorus group of pesticides along with which herbicides cause injury to crops a). Triazines b). Ureas c). Both d). None

Last Answer : c). Both

Minimum support prices for major agricultural products are fixed by government a. After sowing b. In middle of crop period c. Before start of sowing season d. After harvesting

Description : Minimum support prices for major agricultural products are fixed by government a. After sowing b. In middle of crop period c. Before start of sowing season d. After harvesting

Last Answer : c. Before start of sowing season

“Relative land area under sole crop required to produce the same yield as obtained under a mixed or intercropping system at the same level of management is termed as

Description : “Relative land area under sole crop required to produce the same yield as obtained under a mixed or intercropping system at the same level of management is termed as

Last Answer : Ans.Land equivalent ratio (LER)

A plant breeder: waists to develop a disease resistant variety. What should he do first?(a) Hybridisation (b) Mutation (c) Selection (d) Production of crop

Description : A plant breeder: waists to develop a disease resistant variety. What should he do first?(a) Hybridisation (b) Mutation (c) Selection (d) Production of crop

Last Answer : (c) Selection

Main objective of production/use of herbicide resistant GM crops is to (a) encourage eco-friendly herbicides (b) reduce herbicide accumulation in food articles for health safety (c) eliminate weeds from the field without the use of manual labour (d) eliminate weeds from the field without the use of herbicides

Description : Main objective of production/use of herbicide resistant GM crops is to (a) encourage eco-friendly herbicides (b) reduce herbicide accumulation in food articles for health safety (c) eliminate weeds from ... the use of manual labour (d) eliminate weeds from the field without the use of herbicides

Last Answer : (c) eliminate weeds from the field without the use of manual labour

What is the yield of royal papaya per hectare ?

Description : What is the yield of royal papaya per hectare ?

Last Answer : Yield of Shahi papaya is 40-50 tons per hectare.

What is the special yield of environment zone-19 ?

Description : What is the special yield of environment zone-19 ?

Last Answer : Special crop of environment zone-19 Bona Aman.

In which part of the country mango yield is good ?

Description : In which part of the country mango yield is good ?

Last Answer : Mango yield is good in Rajshahi region of this country.

When is the yield of red spinach higher ?

Last Answer : : The yield of spinach is higher in early winter.

How much tomato average production (q.) may be yield from one hectare ? (A) 100 (B) 105-150 (C) 250 (D) 160-275

Description : How much tomato average production (q.) may be yield from one hectare ? (A) 100 (B) 105-150 (C) 250 (D) 160-275

Last Answer : (D) 160-275

Which of the State produces maximum per hectare yield of sugarcane in India ? (A) U.P. (B) Bihar (C) Punjab (D) Tamil Nadu

Description : Which of the State produces maximum per hectare yield of sugarcane in India ? (A) U.P. (B) Bihar (C) Punjab (D) Tamil Nadu

Last Answer : (D) Tamil Nadu

The process of judicious removal of parts like leaf, flower, fruits etc. to obtain good and qualitative yield is called? a. Training b. Pruning c. Fustigation d. Sedimentation e. None of these

Description : The process of judicious removal of parts like leaf, flower, fruits etc. to obtain good and qualitative yield is called? a. Training b. Pruning c. Fustigation d. Sedimentation e. None of these

Last Answer : b. Pruning

Fresh water prawns yield eggs at (a) 100 nos./g (b) 500 nos./g (c) 1000 nos./g (d) 5000 nos./g

Description : Fresh water prawns yield eggs at (a) 100 nos./g (b) 500 nos./g (c) 1000 nos./g (d) 5000 nos./g

Last Answer : (c) 1000 nos./g

ln which season is the highest yield of Maize obtained (a) Zaid (b) Kharif (c) Rabi (d) All of these

Description : ln which season is the highest yield of Maize obtained (a) Zaid (b) Kharif (c) Rabi (d) All of these

Last Answer : (b) Kharif

Average Maize yield in India is (a) 1000 kg/ha (b) 1800 kg/ha (c) 2500 kg/ha (d) 4000 kg/ ha

Description : Average Maize yield in India is (a) 1000 kg/ha (b) 1800 kg/ha (c) 2500 kg/ha (d) 4000 kg/ ha

Last Answer : (c) 2500 kg/ha