Agriculture - Mock Test 25

Question 241

Fully recovered patient may develop full-grown symptoms of poisoning as long as a month after the initial poisoning in the case of?

A) DDT B) BHC C) Aldrin D) Heptachlor

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Question 242

Fossil records indicate that insect evolved during?

A) Cambrian period B) Devonian period C) Silurian period D) Precambrian period

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Question 243

Fore-gut is lined internally by?

A) Peritrophic membrane B) Epithelial membrane C) Intima D) Taenidia

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Question 244

For the fumigation of rat burrows the fumigant required is?

A) EDCT mixture B) Methyl bromide C) Aluminium phosphide D) Chloropicrin

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Question 245

Which term is used for the movement of coax towards the body?

A) Protraction B) Promotion C) Adduction D) Abduction

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Question 246

First insect-fossil was found in?

A) England B) Scotland C) Russia D) USA

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Question 247

Feeding in insects can be checked by the use of?

A) Hormone B) Pheromone C) Freeding deterent D) Antibiosis

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Question 248

Factor on which penetration of insecticide through insect cuticle does not depend?

A) Thickness of the cuticle B) Chemical nature of the cuticle C) Components of the cuticle D) Nature of the carriers and solvents

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Question 249

Which type of special reproduction is found in aphid?

A) Polyembryong B) Paedogenesis C) Parthenogenesis D) Viviparity

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Question 250

White ear-head in paddy is caused by?

A) Gall fly B) Green leafhopper C) Yellow stem borer D) Stink bug

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