A typical hopper burn in rice is caused by feeding of __________?

Related Mcqs:

1. Grass hopper, cricket have mouth parts__________________?

   A. Biting chewing type
   B. Piercing sucking type
   C. Chewing lapping type
   D. Biting and sponging type

2. The spreading habit of the crop caused by insect which makes cultivation, weeding and harvesting more difficult is process of________________?

   A. Haemospora
   B. Fore casting
   C. Surveillance
   D. Pest scouting

3. An ommatidium is best defined as a: __________?

   A. Subdivision of the ventral nerve cord
   B. Functional unit of the compound eye
   C. Mechanoreceptor used for proprioception
   D. Ventral lobe of the insect’s brain

   Submitted by: Muhammad Amjad

4. A free living animal that attack and feed on other organism is called_______________?

   A. Predator
   B. Parasite
   C. Scavenger
   D. Parasite

5. Locomotion in response to touch is_________________?

   A. Chemokinesis
   B. Stereokinesis
   C. Hydrokinesis
   D. Klinokinesis

6. The pest population at which control measure should be taken to prevent the pest population to build up to reach economic injury level is called_________________?

   A. Economic threshold level
   B. Economic injury level
   C. Economic damage
   D. None of the Above

7. What is DDT__________________?

   A. Dichloro-diphenyl,trichloro,ethane
   B. Dimethory diphenyl,trichloro,ethane
   C. Dichloro diphenyl teracholoride
   D. None of the Above

8. A chemical or secretions which are thrown outside the body for transmitting message to the individual of same species is_________________?

   A. Hormone
   B. Pheromone
   C. Juvinile Hormone
   D. Ecdysone

9. Various methods of pest scouting are_________________?

   A. Maryo’s method
   B. Diagonal method
   C. Zig zag method
   D. All the above

10. What is antidote of anticoagulant rodenticide_____________________?

    A. Vitamin K
    B. Atropine
    C. Diazepam
    D. Earbiturate