agriculture MCQs – Page 191

Practise multiple-choice questions from agriculture for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

agriculture Mcqs

1. soil science 2. agronomy 3. entomology 4. water management 5. horticulture 6. agricultural economics 7. plant pathology 8. food technology 9. animal husbandry 10. plant breeding and genetics

3801. A material which is used to dilute active material is called__________________?
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A. Adhesive

B. Adjuvant

C. Carrier

D. Agitation

3802. Any organism which harm or causes damage man directly or indirectly called as________________?
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A. Pest

B. Insect pest

C. none of the above

D. Insect

3803. Larvae with both thoracic and abdominal legs is_________________?
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A. Platy form

B. Vermiform

C. Cruciform

D. carabifrom

3804. The insect which Parasitizes one species of host is called__________________?
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A. Transitory Parasite

B. Permanent Parasite

C. Intermitted Parasite

D. Obligated Parasite

3805. Social behavior present in__________________?
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A. Termites

B. Termites, Ants< bees

C. Ants bees

D. Butterflies

3806. The bees are not reared for commercial purpose are called_________________?
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A. Wild bees

B. Domestic bees

C. Wild bees

D. None of the above

3807. An insect pest normally present at some time during the growing season that causes the economic damage to a crop is called ?
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A. Key pest

B. Secondary pest

C. Occasional pest

D. Migrant pest

3808. Carbamates contains_________________?
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A. Carbon, nitrogen and sulphur

B. Carbon, hydrogen, nitrogen

C. Carbon, hydrogen, nitrogen

D. Carbon, hydrogen

3809. Chemical added to pesticide to increase its activity is called________________?
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A. Agitation

B. Adjuvant

C. Synergism

D. Activator

3810. The last segment of insect which bears a structure which help during mating is_________________?
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A. Paraproct

B. Acron

C. Somites

D. Subgenital plate

3811. What are helpful insects___________________?
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A. Predators, Pollinators, Lac insects

B. Silkworm, Pollinators, Predators, Scavenges

C. Weed killers, scavengers, predator, pollinator, parasites

D. Predators, Pollinators, Parasites, Honey bees

3812. Proventriculus also called as___________________?
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A. Crop

B. Esophagus

C. Pharynx

D. Gizzard

3813. Which enzyme breaks protein__________________?
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A. Amylase

B. Proteases

C. Carbohydrates

D. Lipases

3814. What colour show moderately hazarous_________________?
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A. Brown

B. Red

C. Yellow

D. Blue

3815. A mixture included pesticides which decrease the efficiency of each other is called__________________?
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A. None of the Above

B. Potentiating mixture

C. Antagonistic mixture

D. Additive mixture

3816. Insect body divided into external grooves called Sutures___________?
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A. Sclerite

B. Acron

C. Sutures

D. Somites

3817. The artificial food of Queen is known as_______________________?
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A. Bee bread

B. Royal Jelly

C. Jelly

D. Nectar

3818. The insect head is essentially a capsule which encloses the brain and bears the usually external (ectognathous) mouthparts, the eyes and a pair of sensory antennae. The mouth part comprise basic sections as:
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A. An upper lip (labrum), lower (ventral) surface of which forms the epipharynx

B. All of these

C. a tongue-like hypopharynx; the jaws (mandibles)

D. The paired maxillae and a lower lip (labium).

3819. The living organisms that are smaller, weaker or less intelligent than be predor is called____________________?
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A. Host

B. Parasite

C. Prey

D. Predator

3820. The slow acting pheromones are_________________?
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A. Primers

B. Semio chemicals

C. Releasers

D. Allelo chemicals

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