Agriculture Mcqs – MCQs

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1.What term describes insects that live alone and do not form colonies?

2.What do we call insects that live in structured colonies and have a caste system?

3.What term describes a community or population of insects that share an identical genetic makeup?

4.What is the term for resistance observed when certain cultivars withstand infestation by a particular insect biotype while others remain vulnerable?

5.When various cultivars of a single crop are exposed to multiple biotypes of the same insect species and no differential interaction is observed, this type of resistance is known as ________________?

6.What term describes the absolute ability to withstand harmful conditions?

7.What term describes a plant's ability to avoid being infested by pests?

8.What is the term for chemicals that convey messages between individuals of different species?

9.What term is used for pheromones that trigger immediate behavioral responses?

10.Which type of movement is triggered by tactile stimuli?

11.What term describes the movement of an organism in response to a stimulus where the stimulus does not determine the direction of movement?

12.Which mode of reproduction involves the development of offspring from eggs that have not been fertilized?

13.Which enzyme is responsible for breaking down fats and oils?

14.What role do carbohydrate enzymes play in the digestive system of insects?

15.What role does juvenile hormone play in insect development?

16.What is the term for the regular shedding of the tough outer cuticle that happens during insect development?

17.What is the name of the nitrogen-containing polysaccharide that makes up over half of the cuticle's composition?

18.What is the primary role of the insect's exocuticle?

19.What term describes the insect's body covering composed of the cuticle, epidermis, and basement membrane?

20.What term describes the jumping legs of a grasshopper?