The chemical which kill weeds but does not harm the crop is _________. a) weedicide b)pesticide c)fertiliser d)manure

The chemical which kill weeds but does not harm the crop is _________.
a) weedicide b)pesticide c)fertiliser d)manure
by

1 Answer

Answer :

a) weedicide
by

Related questions

134 Given below are the statements about the harmful effects of weeds on crop plants. i. They interfere in harvesting ii. They help crops to grow healthy. iii. They compete with crop plants for water, nutrients , space and light . iv. They affect plant growth . Choose the correct combination of statements a) i, iii, iv b)iii only c) iii , iv d) i, ii , iii, iv

Description : 134 Given below are the statements about the harmful effects of weeds on crop plants. i. They interfere in harvesting ii. They help crops to grow healthy. iii. They compete with crop plants for water, nutrients , space and light ... statements a) i, iii, iv b)iii only c) iii , iv d) i, ii , iii, iv

Last Answer : a) i, iii, iv

Which one of the following statement not true for organic manure ? a) It enhances water holding capacity of soil . b) It has a balance of all plant nutrients c) It provides humus to soil. d) It improves texture of soil.

Description : Which one of the following statement not true for organic manure ? a) It enhances water holding capacity of soil . b) It has a balance of all plant nutrients c) It provides humus to soil. d) It improves texture of soil.

Last Answer : b) It has a balance of all plant nutrients

The quick growing plant like ______ acts as green manure. a) alfalfa b)pea c)wheat d)gram

Description : The quick growing plant like ______ acts as green manure. a) alfalfa b)pea c)wheat d)gram

Last Answer : a) alfalfa

Read the statement given below (i ) Seeds require moisture for germination . (ii) Plant can absorb nutrients in dissolved form. (iii) Irrigation protects crop from both frost and hot air currents . (iv) Irrigation improves soil texture . a) i and ii b) i ,ii, iii c) i , ii , iii , iv . d) i and iii

Description : Read the statement given below (i ) Seeds require moisture for germination . (ii) Plant can absorb nutrients in dissolved form. (iii) Irrigation protects crop from both frost and hot air currents . (iv) Irrigation improves soil texture . a) i and ii b) i ,ii, iii c) i , ii , iii , iv . d) i and iii

Last Answer : a) i and ii

The process of separation of grains from cut crop after harvesting is known as ________. a) harvesting b)threshing c)winnowing d)sowing

Description : The process of separation of grains from cut crop after harvesting is known as ________. a) harvesting b)threshing c)winnowing d)sowing

Last Answer : b)threshing

The cutting and gathering of crop after maturation is known as _______. a) harvesting b)threshing c)winnowing d)sowing

Description : The cutting and gathering of crop after maturation is known as _______. a) harvesting b)threshing c)winnowing d)sowing

Last Answer : a) harvesting

The falling down of crop due to untimely rain and strong winds is known as _______. a) sowing b)lodging c)weeding d)logging

Description : The falling down of crop due to untimely rain and strong winds is known as _______. a) sowing b)lodging c)weeding d)logging

Last Answer : b)lodging

_______ is a rabi crop grown during the months from November to April . a) barley b)paddy c)maize d)sorghum

Description : _______ is a rabi crop grown during the months from November to April . a) barley b)paddy c)maize d)sorghum

Last Answer : a) barley

The practice of cultivating land for growing crops is known as ________ . a) crop production b)agriculture c)sowing d)broadcasting

Description : The practice of cultivating land for growing crops is known as ________ . a) crop production b)agriculture c)sowing d)broadcasting

Last Answer : b)agriculture

In 1960,_________ was brought about in India to make it self sufficient in grains . a) green revolution b)operation flood c)chipko movement d)none

Description : In 1960,_________ was brought about in India to make it self sufficient in grains . a) green revolution b)operation flood c)chipko movement d)none

Last Answer : a) green revolution

Which weedicide is used to kill broad leaf weeds in wheat ? (A) 2, 4 - D.S.S. (WPSS) (B) 2, 4, 5 - T (C) 2, 4 - DB (D) None of these

Description : Which weedicide is used to kill broad leaf weeds in wheat ? (A) 2, 4 - D.S.S. (WPSS) (B) 2, 4, 5 - T (C) 2, 4 - DB (D) None of these

Last Answer : (A) 2, 4 - D.S.S. (WPSS)

2-4-diphenoxyacetic acid is a: (a) Herbicide (b) Weedicide (c) Pesticide (d) Fungicide

Description : 2-4-diphenoxyacetic acid is a: (a) Herbicide (b) Weedicide (c) Pesticide (d) Fungicide

Last Answer : Ans. ((b))

Propagation of ginger is generally done using _______ . a) seed b)stem (rhizome ) c)root d)leaf

Description : Propagation of ginger is generally done using _______ . a) seed b)stem (rhizome ) c)root d)leaf

Last Answer : b)stem (rhizome )

Which one of the following condition is not essential to grow maize ? a) high temperature b)humidity c) very low temperature d)rainfall

Description : Which one of the following condition is not essential to grow maize ? a) high temperature b)humidity c) very low temperature d)rainfall

Last Answer : c) very low temperature

The grains are separated from chaff by __________. a) winnowing b)weeding c)sowing d)tilling

Description : The grains are separated from chaff by __________. a) winnowing b)weeding c)sowing d)tilling

Last Answer : a) winnowing

The process of crossing two genetically different individual to obtain new individual having desirable characters is known as __________. a) hybridization b)broadcasting c)sowing d)emasculation

Description : The process of crossing two genetically different individual to obtain new individual having desirable characters is known as __________. a) hybridization b)broadcasting c)sowing d)emasculation

Last Answer : a) hybridization

______ are organism which attack and destroy the crops. a) weed b)pest c)logging d)chaff

Description : ______ are organism which attack and destroy the crops. a) weed b)pest c)logging d)chaff

Last Answer : b)pest

________ method useful for watering plants having acute water shortage and in this method water falls drop – by –drop near the roots through narrow pipes . a) sprinkler system b)drip irrigation c)water logging d)weeding

Description : ________ method useful for watering plants having acute water shortage and in this method water falls drop – by –drop near the roots through narrow pipes . a) sprinkler system b)drip irrigation c)water logging d)weeding

Last Answer : b)drip irrigation

_______ is one of the ways which can be used for soil replenishment. a) field fallow b)transplantation c)tilling d)ploughing

Description : _______ is one of the ways which can be used for soil replenishment. a) field fallow b)transplantation c)tilling d)ploughing

Last Answer : a) field fallow

In case of tomato plants seed are sown in small plot, and from here when seedlings are formed they are manually planted in the field . This method is known as ______. a ) transplantation b)sowing c)tilling d)levelling

Description : In case of tomato plants seed are sown in small plot, and from here when seedlings are formed they are manually planted in the field . This method is known as ______. a ) transplantation b)sowing c)tilling d)levelling

Last Answer : a ) transplantation

The process of preparing soil which involves loosening and turning of soil is known as _____. a) sowing b)ploughing c)broadcasting d)levelling

Description : The process of preparing soil which involves loosening and turning of soil is known as _____. a) sowing b)ploughing c)broadcasting d)levelling

Last Answer : b)ploughing

The living organism which make their own food through photosynthesis are known as ________. a) autotrophs b)hetrotrophs c)decomposers d)saprophytes

Description : The living organism which make their own food through photosynthesis are known as ________. a) autotrophs b)hetrotrophs c)decomposers d)saprophytes

Last Answer : a) autotrophs

Herbicide Antidotes a). protect crop plants b). harm crop plants c). Protect weeds d). Harm weeds

Description : Herbicide Antidotes a). protect crop plants b). harm crop plants c). Protect weeds d). Harm weeds

Last Answer : a). protect crop plants

Which of the following is a natural inorganic fertiliser? (A) Chile salt petre (B) Oilcake (C) Gobar manure (D) None of these

Description : Which of the following is a natural inorganic fertiliser? (A) Chile salt petre (B) Oilcake (C) Gobar manure (D) None of these

Last Answer : (A) Chile salt petre

2,4 D weedicide avoided in — crop. a. Rice b. Wheat c. Sorghum d. Cotton

Description : 2,4 D weedicide avoided in — crop. a. Rice b. Wheat c. Sorghum d. Cotton

Last Answer : d. Cotton

KMnO4 can be used as a/an - (1) insecticide (2) fertiliser (3) pesticide (4) disinfectant

Description : KMnO4 can be used as a/an - (1) insecticide (2) fertiliser (3) pesticide (4) disinfectant

Last Answer : (4) disinfectant Explanation: Potassium permanganate is an inorganic chemical compound with the formula KMnO4. As an oxidant, potassium permanganate can act as an antiseptic. For example, dilute solutions ... infections of the hands or feet. It is used extensively in the water treatment industry.

One of the anthropogenic sources of gaseous pollutants chlorofluorocarbons (CFCs) in air is (A) Cement Industry (B) Fertiliser industry (C) Foam industry (D) Pesticide industry

Description : One of the anthropogenic sources of gaseous pollutants chlorofluorocarbons (CFCs) in air is (A) Cement Industry (B) Fertiliser industry (C) Foam industry (D) Pesticide industry

Last Answer : (C) Foam industry

KMnO4 can be used as a/an (1) insecticide(2) fertiliser (3) pesticide (4) disinfectant

Description : KMnO4 can be used as a/an (1) insecticide(2) fertiliser (3) pesticide (4) disinfectant

Last Answer : disinfectant

The green manure crop having both stem and root nodulation

Description : The green manure crop having both stem and root nodulation

Last Answer : Ans. Sesbania rostrata

The most widely used green manure crop

Description : The most widely used green manure crop

Last Answer : Ans. Sunhemp (Crotalaria juncea)

In a desert region, soil erosion can be checked by – (1) Tree plantation/afforestation (2) Crop rotation (3) Contour ploughing (4) Using farm manure

Description : In a desert region, soil erosion can be checked by – (1) Tree plantation/afforestation (2) Crop rotation (3) Contour ploughing (4) Using farm manure

Last Answer : (1) Tree plantation/afforestation Explanation: Soil erosion in a desert region can be checked by tree plantation and afforestation.

In a desert region, soil erosion can be checked by – (1) Contour ploughing (2) Using farm manure (3) Tree plantation/Afforestaion (4) Crop rotation

Description : In a desert region, soil erosion can be checked by – (1) Contour ploughing (2) Using farm manure (3) Tree plantation/Afforestaion (4) Crop rotation

Last Answer : (3) Tree plantation/Afforestaion Explanation: Afforestation holds the key for preventing soil erosion in desert regions and further desertification. Trees or even small plants bind soil to ... introduction of improved dry farming practices and animal husbandry and plantations for fuel and fodder.

The biofertilizers are (a) Anabaena and Azolla (b) cow dung, manure and farmyard waste (c) quick growing crop ploughed under soil (d) none of these.

Description : The biofertilizers are (a) Anabaena and Azolla (b) cow dung, manure and farmyard waste (c) quick growing crop ploughed under soil (d) none of these.

Last Answer : (a) Anabaena and Azolla

Which one of the following plants are used as green manure in crop fields and in sandy soils? (a) Crotalaria juncea and Alhagi camelorum (b) Calotropis procera and Phyllanthus niruri (c) Saccharum munja and Lantana camara (d) Dichanthium annulatum and Azolla nilotica

Description : Which one of the following plants are used as green manure in crop fields and in sandy soils? (a) Crotalaria juncea and Alhagi camelorum (b) Calotropis procera and Phyllanthus niruri (c) Saccharum munja and Lantana camara (d) Dichanthium annulatum and Azolla nilotica

Last Answer : (a) Crotalaria juncea and Alhagi camelorum

In a desert region, soil erosion can be checked by (1) Contour ploughing (2) Using farm manure (3) Tree plantation/Afforestaion (4) Crop rotation

Description : In a desert region, soil erosion can be checked by (1) Contour ploughing (2) Using farm manure (3) Tree plantation/Afforestaion (4) Crop rotation

Last Answer : Tree plantation/Afforestaion

In a desert region, soil erosion can be checked by (1) Tree plantation/afforestation (2) Crop rotation (3) Contour ploughing (4) Using farm manure

Description : In a desert region, soil erosion can be checked by (1) Tree plantation/afforestation (2) Crop rotation (3) Contour ploughing (4) Using farm manure

Last Answer : Tree plantation/afforestation

Kill azalea catipillars other than by hand picking from plant? Any pesticide?

Description : Kill azalea catipillars other than by hand picking from plant? Any pesticide?

Last Answer : Need Answer

What type of pesticide was used to kill that insect?

Description : What type of pesticide was used to kill that insect?

Last Answer : Feel Free to Answer

The crop having the highest pesticide use is (A) Cotton (B) Oilseeds (C) Rice (D) Wheat

Description : The crop having the highest pesticide use is (A) Cotton (B) Oilseeds (C) Rice (D) Wheat

Last Answer : (A) Cotton

Goal is trade name of — weedicide. a. Isoproturon b. Propanil c. Paraquat d. oxyfluorfen

Description : Goal is trade name of — weedicide. a. Isoproturon b. Propanil c. Paraquat d. oxyfluorfen

Last Answer : d. oxyfluorfen

2, 4-D is used as (1) Weedicide (2) Vitamin (3) Fertilizer (4) Insecticide

Description : 2, 4-D is used as (1) Weedicide (2) Vitamin (3) Fertilizer (4) Insecticide

Last Answer : Weedicide

what fertiliser do we use to get a good crop of navel oranges on our trees

Description : what fertiliser do we use to get a good crop of navel oranges on our trees

Last Answer : you need special citrus fertlizer

Effectiveness of a fertiliser is independent of the (A) Nature of soil (B) Type of crop (C) pH of soil (D) None of these

Description : Effectiveness of a fertiliser is independent of the (A) Nature of soil (B) Type of crop (C) pH of soil (D) None of these

Last Answer : (D) None of these

Which of the following statements are incorrect ?a)Photosynthesis is a chemical change b) Digestion is a chemical change c)Formation of manure from vegetable was ... -Science-7

Description : Which of the following statements are incorrect ?a)Photosynthesis is a chemical change b) Digestion is a chemical change c)Formation of manure from vegetable was ... -Science-7

Last Answer : Option d) Iron and rust are the same substance. Iron and rust are different substances. Iron : Fe and Rust :

Which of the following agricultural practices have been primarily responsible for pollution of our water resources ? A. Use of live-stock manure B. Use of chemical fertilisers C. Excessive use of chemical pesticides D. Deforestation (1) B and C (2) A, C and D (3) A and B (4) A, B and D

Description : Which of the following agricultural practices have been primarily responsible for pollution of our water resources ? A. Use of live-stock manure B. Use of chemical fertilisers C. Excessive use of chemical pesticides D. Deforestation (1) B and C (2) A, C and D (3) A and B (4) A, B and D

Last Answer : B and C

what will kill grass but not harm Algerian ivy?

Description : what will kill grass but not harm Algerian ivy?

Last Answer : Try this: 2 cups of 3% bleach mixed with 4 table spoons of Dawn, (dish washing liquid) and very important, and 1 tablespoon full of any type of color that will show up n your lawn, add to 30+ ... that way it will be quite a while for the plant to come back and re-establish itself again. -Birdy

Zoologists extracted the chemical that the Japanese beetle uses to attract a mate, and use it in a trap to reduce the beetle population. They are utilizing a A) hormone. B) pesticide. C) enzyme. D) pheromone. E) excretion.

Description : Zoologists extracted the chemical that the Japanese beetle uses to attract a mate, and use it in a trap to reduce the beetle population. They are utilizing a A) hormone. B) pesticide. C) enzyme. D) pheromone. E) excretion.

Last Answer : D) pheromone.

Can you use trisodium phosphate (TSP) to kill weeds?

Description : Can you use trisodium phosphate (TSP) to kill weeds?

Last Answer : answer:TSP is used as a cleaning agent. I wouldn't use it to kill weeds. Here's an article from a reliable source, and the thing is, even if it does kill the weeds it could, ... .gov/ency/article/002489.htm Here's another. www.bobvila.com/articles/cleaning-with-tsp-trisodium-phosphate/#,V8OAtXY_BU

Best way to kill off horsetail or marestail weeds in garden.

Description : Best way to kill off horsetail or marestail weeds in garden.

Last Answer : before you use chemicals try 4 cups very hot water, 4 cups double strength vinegar and 4 cups salt.........use a small pitcher to get it right on the roots. It will kill grass so use it right on the problem area.

What is the best way to kill weeds in beach sand?

Description : What is the best way to kill weeds in beach sand?

Last Answer : try straight vinegar