Application of insecticides to control ………….. a. Weeds c. Disease b. Insect Pest d. Plant

Application of insecticides to control ………….. a. Weeds c. Disease b. Insect Pest d. Plant
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Insect Pest
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Description : Application of Herbicides to remove …………… a. Weeds c . Disease b. Pest. d. Plant

Last Answer : Weeds 

. One of the major difficulties in the biological control of insect pest is that (a) the method is less effective as compared with the use of insecticides (b) the practical difficulty of introducing the predator to specific areas (c) the predator develops a preference to other diets and may itself become a pest (d) the predator does not always survive when transferred to a new environment.

Description : . One of the major difficulties in the biological control of insect pest is that (a) the method is less effective as compared with the use of insecticides (b) the practical difficulty of introducing ... become a pest (d) the predator does not always survive when transferred to a new environment.

Last Answer : (d) the predator does not always survive when transferred to a new environment.

What type of licenses do insect pest control companies need to have?

Description : What type of licenses do insect pest control companies need to have?

Last Answer : Anyone working for a pest control company needs to be certified and the company itself needs to have a license to be able to operate legally. If would review the company's website to find their qualifications before hiring them.

What is true about Bt toxin? (a) Bt protein exists as active toxin in the Bacillus. (b) The activated toxin enters the ovaries of the pest to sterilise it and thus prevent its multiplication. (c) The concerned Bacillus has antitoxins. (d) The inactive protoxin gets converted into active form in the insect gut.

Description : What is true about Bt toxin? (a) Bt protein exists as active toxin in the Bacillus. (b) The activated toxin enters the ovaries of the pest to sterilise it and thus prevent its multiplication. ... Bacillus has antitoxins. (d) The inactive protoxin gets converted into active form in the insect gut.

Last Answer : (d) The inactive protoxin gets converted into active form in the insect gut.

Bacillus thuringiensis forms protein crystals which contain insecticidal protein. This protein (a) binds with epithelial cells of midgut of the insect pest ultimately killing it (b) is coded by several genes including the gene cry (c) is activated by acid pH of the foregut of the insect pest (d) does not kill the carrier bacterium which is itself resistant to this toxin.

Description : Bacillus thuringiensis forms protein crystals which contain insecticidal protein. This protein (a) binds with epithelial cells of midgut of the insect pest ultimately killing it (b) is coded by several ... pest (d) does not kill the carrier bacterium which is itself resistant to this toxin.

Last Answer : (a) binds with epithelial cells of midgut of the insect pest ultimately killing it

Most serious insect/pest(s) of apple is/are: a. Codling moth b. Fruit fly c. All above d. None of above

Description : Most serious insect/pest(s) of apple is/are: a. Codling moth b. Fruit fly c. All above d. None of above

Last Answer : Codling moth

An eradication method of weed control a). Killing underground parts of weeds by tillage b). Using soil sterilants c). Repeated foliar application on perennial weeds d). All of these

Description : An eradication method of weed control a). Killing underground parts of weeds by tillage b). Using soil sterilants c). Repeated foliar application on perennial weeds d). All of these

Last Answer : d). All of these

Which of the following insecticides may be recommended for the control of termites? (A)Chlorpyriphos (B) Nimbicidine (C) Dimethonate (D) Methyl- 0 – demetone

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A flat fan nozzle is suitable for a) Foliage spray b) Insect control c) Spot spray d) Herbicide spray

Description : A flat fan nozzle is suitable for a) Foliage spray b) Insect control c) Spot spray d) Herbicide spray

Last Answer : ans d

why are my pepper plant leaves lacy/holely, is it a pest or a disease?

Description : why are my pepper plant leaves lacy/holely, is it a pest or a disease?

Last Answer : I would say it is probably an insect. Inspect your plants in the early morning or at dusk, you'll probably get an idea what is doing the damage.

Systemic insecticides (A) Are absorbed throughout the plant (B) Kill insects following external bodily contact (C) Are stomach poisons (D) Emit poisonous vapour

Description : Systemic insecticides (A) Are absorbed throughout the plant (B) Kill insects following external bodily contact (C) Are stomach poisons (D) Emit poisonous vapour

Last Answer : (A) Are absorbed throughout the plant

. Fumigant insecticides (A) Kill insects, when they eat it (B) Emit poisonous vapour (C) Are absorbed throughout the plant (D) None of these

Description : . Fumigant insecticides (A) Kill insects, when they eat it (B) Emit poisonous vapour (C) Are absorbed throughout the plant (D) None of these

Last Answer : (B) Emit poisonous vapour

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Description : Consider the following four measures (A-D) that could be taken to successfully grow chickpea in an area where bacterial blight disease is common. (A) Spray with Bordeaux mixture (B) Control of the insect vector of the disease pathogen (C) ... (D) (b) (A) and (D) (c) (B) and (C) (d) (A) and (B)

Last Answer : (b) (A) and (D)

It is intercultural implement used for removing shallow rooted weeds in between crop rows. a. Cono weeder b. Junior hoe d. None of above

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Last Answer : Ans- c. Sweep

This type blades in rotary tiller are more effective in cutting weeds and they do not Pulverize the soil much. b. twisted c. straight d. None of the above

Description : This type blades in rotary tiller are more effective in cutting weeds and they do not Pulverize the soil much. b. twisted c. straight d. None of the above

Last Answer : Ans- a. ‘L’

Harrow is a tillage implement that cuts the soil to shallow depth for smoothening and pulverizing the soil as well as to cut weeds and to mix the materials with the soil. a. Primary. c. Tertiary b. Secondary. d. None

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Last Answer : Secondary

Objectives of Tillage a. To destroy the prevent weeds. c) both A & B b. To reduce soil and erosion d) increase the output of work per unit time

Description : Objectives of Tillage a. To destroy the prevent weeds. c) both A & B b. To reduce soil and erosion d) increase the output of work per unit time

Last Answer : both A & B

Paddy cono weeder is useful for. a) Weeding between rows of crops like cotton for sugarcane. b) For uprooting and burying weeds in between standing rows of rice crops in in wetland. c) For weeding in raw crops in rain fed. d) For placing seed in continuous flow.

Description : Paddy cono weeder is useful for. a) Weeding between rows of crops like cotton for sugarcane. b) For uprooting and burying weeds in between standing rows of rice crops in in wetland. c) For weeding in raw crops in rain fed. d) For placing seed in continuous flow.

Last Answer : For uprooting and burying weeds in between standing rows of rice crops in in wetland.

Weeds can compete with productive crops or pasture or convert productive land to unusable scrub a) True b) False

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Last Answer : True 

is useful for uprooting and burying weeds between standing rows of rice crops in wetlands a) Sweep b) Engine operated weeder c) Cono weeder for paddy d) Dry land weeder

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Last Answer :   <!-- [endif] -->Cono weeder for paddy

it is made of wooden plank used for smoothing the soil and crushing the Weeds . A) Triangular harrow C Blade harrow B) Patela D Guntaka

Description : it is made of wooden plank used for smoothing the soil and crushing the Weeds . A) Triangular harrow C Blade harrow B) Patela D Guntaka

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Ploughing is done to : A. Improve soil aeration C. Increase water holding capacity B. Destroy weeds D. All are correct

Description : Ploughing is done to : A. Improve soil aeration C. Increase water holding capacity B. Destroy weeds D. All are correct

Last Answer : All are correct

Post-plant tillage helps in a). Mixing of manures b). Control of weeds c). Soil and water conservation d). None e). All

Description : Post-plant tillage helps in a). Mixing of manures b). Control of weeds c). Soil and water conservation d). None e). All

Last Answer : e). All

Biofortifieation is a - (1) method of breeding crops to increase their nutritional value (2) strategy to combat unwanted nutrients in plants (3) method of developing resis-tance to insect pests (4) method of plant breeding for disease resistance

Description : Biofortifieation is a - (1) method of breeding crops to increase their nutritional value (2) strategy to combat unwanted nutrients in plants (3) method of developing resis-tance to insect pests (4) method of plant breeding for disease resistance

Last Answer : (1) method of breeding crops to increase their nutritional value Explanation: Biofortification is the breeding crops to increase their nutritional value. This can be done either through conventional ... are growing, rather than having nutrients added to the foods when they are being processed.

Biofortification is a (1) method of breeding crops to increase their nutritional value (2) strategy to combat unwanted nutrients in plants (3) method of developing resistance to insect pests (4) method of plant breeding for disease resistance

Description : Biofortification is a (1) method of breeding crops to increase their nutritional value (2) strategy to combat unwanted nutrients in plants (3) method of developing resistance to insect pests (4) method of plant breeding for disease resistance

Last Answer : method of breeding crops to increase their nutritional value

what is the peach disease or pest that makes a black tar like deposit at the stem of the fruit?

Description : what is the peach disease or pest that makes a black tar like deposit at the stem of the fruit?

Last Answer : I only use dormant oil fall, spring into bud.........once bud opens then I only spray the trunk.......................only thing right now that is safe to use around bees is soapy water. After the sun ... and the tree is cooled off.........mix up 2 tablespoon dawn & 1 qt water and spray..........

In animal Render pest disease is caused by a. Bacteria b. Fungi c. Myxovirus d. Protozoa

Description : In animal Render pest disease is caused by a. Bacteria b. Fungi c. Myxovirus d. Protozoa

Last Answer : c. Myxovirus

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Description : Kolshi disease of citrus cause due to — pest a. Leaf miner b. White fly & Black fly c. Citrus psylla d. Fruit sucking moth

Last Answer : b. White fly & Black fly

Kolshi disease of citrus cause due to — pest a. Leaf miner b. White fly & Black fly c. Citrus psylla d. Fruit sucking moth

Description : Kolshi disease of citrus cause due to — pest a. Leaf miner b. White fly & Black fly c. Citrus psylla d. Fruit sucking moth

Last Answer : b. White fly & Black fly

Process by which insecticides like DDT reach man is

Description : Process by which insecticides like DDT reach man is

Last Answer : Process by which insecticides like DDT reach man is A. Bioaccumulation B. biomagnification C. Bioremediation D. Eutrophication.

Insecticides usually act upon

Description : Insecticides usually act upon

Last Answer : Insecticides usually act upon A. Muscular system B. Digestive system C. Nervous system D. Circulatory system .

Fertilizers, pesticides and insecticides may causes

Description : Fertilizers, pesticides and insecticides may causes

Last Answer : Fertilizers, pesticides and insecticides may causes A. air pollution B. water pollution C. Both A and B D. None of the above

What is the tense of verb in this sentence the insecticides are releasing poison?

Description : What is the tense of verb in this sentence the insecticides are releasing poison?

Last Answer : present progressive

Man can maintain an ecological balance in the biosphere by- (1) deforestation (2) developing new breeds of cultivated plants and domesticated animals (3) using insecticides and pesticides (4) understanding the delicate balance in the relative number of organisms

Description : Man can maintain an ecological balance in the biosphere by- (1) deforestation (2) developing new breeds of cultivated plants and domesticated animals (3) using insecticides and pesticides (4) understanding the delicate balance in the relative number of organisms

Last Answer : (4) understanding the delicate balance in the relative number of organisms Explanation: Ecological balance is a state of dynamic equilibrium within a community of organisms in which genetic ... this balance, the delicate balance between the organisms constituting and ecosystem should be understood.

Phthalic anhydride is used (A) In making PVC (B) As plasticisers (C) In insecticides manufacture (D) For making nylon-6

Description : Phthalic anhydride is used (A) In making PVC (B) As plasticisers (C) In insecticides manufacture (D) For making nylon-6

Last Answer : (B) As plasticisers

Mixing of light fine powder such as insecticides is done by (A) Banbury mixer (B) Pug mill (C) Impact wheels (D) Kneader

Description : Mixing of light fine powder such as insecticides is done by (A) Banbury mixer (B) Pug mill (C) Impact wheels (D) Kneader

Last Answer : (C) Impact wheels

Name two insecticides?

Description : Name two insecticides?

Last Answer : DDT; BHC

Chemical used to kill rats and mice are ? A. Insecticides B. Rodenticides (Answer)

Description : Chemical used to kill rats and mice are ? A. Insecticides B. Rodenticides (Answer)

Last Answer : B. Rodenticides (Answer)

Insecticides are specific inhibitors of— (A) Excretory system (B) Digestive system (C) Nervous system (D) Blood Circulatory system

Description : Insecticides are specific inhibitors of— (A) Excretory system (B) Digestive system (C) Nervous system (D) Blood Circulatory system

Last Answer : (D) Blood Circulatory system

The chemical, which is used for controlling the mites, is known as – a) Fungicides b) Mematicides c) Acaricides d) Insecticides

Description : The chemical, which is used for controlling the mites, is known as – a) Fungicides b) Mematicides c) Acaricides d) Insecticides

Last Answer : b) Mematicides

The chemical, which is used for controlling the mites, is known as – a) Fungicides b) Mematicides c) Acaricides d) Insecticides

Description : The chemical, which is used for controlling the mites, is known as – a) Fungicides b) Mematicides c) Acaricides d) Insecticides

Last Answer : b) Mematicides

Naphthalene recovered from coke oven gas is used (A) As moisture proof coating on fibres(B) As moth balls (insecticides)(C) As a fuel in furnaces(D) For making electrodes

Description : Naphthalene recovered from coke oven gas is used (A) As moisture proof coating on fibres (B) As moth balls (insecticides) (C) As a fuel in furnaces (D) For making electrodes

Last Answer : (C) As a fuel in furnaces

Naphthalene is used for making (A) Insecticides (e.g. moth balls) (B) Unsaturated polyesters (C) Drug intermediates e.g. β-naphthol (D) All (A), (B) and (C)

Description : Naphthalene is used for making (A) Insecticides (e.g. moth balls) (B) Unsaturated polyesters (C) Drug intermediates e.g. β-naphthol (D) All (A), (B) and (C)

Last Answer : (D) All (A), (B) and (C)

Benzene is used (A) As a motor fuel (B) As an explosive (C) For making insecticides (e.g., DDT, BHC etc.), detergent & rubber (SBR) (D) As a perfume

Description : Benzene is used (A) As a motor fuel (B) As an explosive (C) For making insecticides (e.g., DDT, BHC etc.), detergent & rubber (SBR) (D) As a perfume

Last Answer : (C) For making insecticides (e.g., DDT, BHC etc.), detergent & rubber (SBR) (D) A

Hard pitch is used for making (A) Pulverised fuel (B) Perfumes (C) Insecticides (D) Plastics

Description : Hard pitch is used for making (A) Pulverised fuel (B) Perfumes (C) Insecticides (D) Plastics

Last Answer : (A) Pulverised fuel

Pick out the wrong statement. (A) DDT is manufactured by the condensation of chlorobenzene with chloral at 30°C in presence of oleum, which is a highly exothermic reaction (B) Chloral is obtained by the chlorination of ethyl alcohol (C) Insecticides acting on the insects through the respiratory system are called fumigants (D) Benzene hexachloride is not a contact insecticide

Description : Pick out the wrong statement. (A) DDT is manufactured by the condensation of chlorobenzene with chloral at 30°C in presence of oleum, which is a highly exothermic reaction (B) Chloral ... through the respiratory system are called fumigants (D) Benzene hexachloride is not a contact insecticide

Last Answer : (D) Benzene hexachloride is not a contact insecticide

Phthalic anhydride is used (A) In making PVC (B) As plasticisers (C) In insecticides manufacture (D) For making nylon-6

Description : Phthalic anhydride is used (A) In making PVC (B) As plasticisers (C) In insecticides manufacture (D) For making nylon-6

Last Answer : (B) As plasticisers

A mixture of chlorine & sodium bromide acts as a/an (A) Insecticides (B) Analgesic drug (C) Fire retardant (D) Hydrogenation catalyst

Description : A mixture of chlorine & sodium bromide acts as a/an (A) Insecticides (B) Analgesic drug (C) Fire retardant (D) Hydrogenation catalyst

Last Answer : (C) Fire retardant

Drug metabolism can be induced by the following factors except: A. Cigarette smoking B. Acute alcohol ingestion C. Exposure to insecticides D. Consumption charcoal broiled meat

Description : Drug metabolism can be induced by the following factors except: A. Cigarette smoking B. Acute alcohol ingestion C. Exposure to insecticides D. Consumption charcoal broiled meat

Last Answer : B. Acute ******* ingestion

Drug metabolism can be induced by the following factors except: A. Cigarette smoking B. Acute alcohol ingestion C. Exposure to insecticides D. Consumption charcoal broiled meat

Description : Drug metabolism can be induced by the following factors except: A. Cigarette smoking B. Acute alcohol ingestion C. Exposure to insecticides D. Consumption charcoal broiled meat

Last Answer : B. Acute alcohol ingestion