Q401
Open questionThe number of generations an insect completes in one year in its natural condition is known as
Select an option to see the answer and solution.
Agriculture · all questionsAgricultural Entomology
Agricultural Entomology
practice.
Practice every MCQ with options. Use Show answers when you want the correct option and solution.
651
Questions
21/33
Page
Pick an option on a question to see the right answer and solution.
Q402
Open questionMatch the following columns
| Column-I (Rice Pests) | Column-II (Features) |
| a. Paddy gall fly | 1. Silver leaf |
| b. Rice bug | 2. Repugnant |
| c. Yellow stem borer | 3. White ears |
| d. Zig-Zig leaf hopper | 4. Orange leaf |
Select an option to see the answer and solution.
Q403
Open questionX lure trap is used for
Select an option to see the answer and solution.
Q404
Open questionMeliodogyne sp. nematode can enter the host in wet soil through
Select an option to see the answer and solution.
Q405
Open questionMatch the following columns
| Column-I (Insect pests) | Column-II (Host plants) |
| a. Yellow stem borer | 1. Sugarcane |
| b. Top borer | 2. Paddy |
| c. Cotton Jassids | 3. Cabbage |
| d. Diamond back moth | 4. Okra |
Select an option to see the answer and solution.
Q406
Open questionFirst anticoagulant rodenticide is
Select an option to see the answer and solution.
Q407
Open question. . . . . . . . acts as the precursor for ecdysone synthesis.
Select an option to see the answer and solution.
Q408
Open questionThe mustard saw fly (Athalia proxima) lays eggs near
Select an option to see the answer and solution.
Q409
Open questionNozzle is a part of
Select an option to see the answer and solution.
Q410
Open questionWhich energy is utilized for making fog, smoke and vapor sprays
Select an option to see the answer and solution.
Q411
Open questionIn Periplanata accessory pulsating organs are present in
Select an option to see the answer and solution.
Q412
Open questionThe gene transferred from E.coli to tobacco to increase the level of manitol is
Select an option to see the answer and solution.
Q413
Open questionWhich of the following insecticides is capable of controlling mites?
Select an option to see the answer and solution.
Q414
Open questionUse of light traps for the management of pest is an example of
Select an option to see the answer and solution.
Q415
Open questionWhich is the first rodenticide developed?
Select an option to see the answer and solution.
Q416
Open questionThe nematode feeds on subsurface tissues
Select an option to see the answer and solution.
Q417
Open questionFumigant insecticides includes
Select an option to see the answer and solution.
Q418
Open questionLeishmaniasis of kala azar disease caused by Protozoan (Leishmania donovanii and spread by
Select an option to see the answer and solution.
Q419
Open question. . . . . . . . is an important major pest species in the complex of pests attacking a crop.
Select an option to see the answer and solution.
Q420
Open questionHighest chromosomal number is seen in
Select an option to see the answer and solution.