Entomology MCQ – 23

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Entomology MCQ – 23

Horticulture MCQ

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Entomology MCQ Study

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Q.1: The amino acid which leads to formation of eye pigment ommochromes is?

  1. Tyrosine
  2. Tryptophan
  3. Serine
  4. Both A and B    

Answer: 4

 

Q.2: The chemical compound produced by millipedes for their own defence is?

  1. Cardenolides       
  2. Iridold glycoside
  3. Hydrogen cyanide
  4. HCl

Answer: 3

 

Q.3: The chemical which is used to anaesthetize nematodes is?

  1. Dichloro-triethyl ether  
  2. Dichloro-diethyl ether
  3. Diphenyl propyl      
  4. Propylene diester

Answer: 1

 

Q.4: The connecting link between glycolysis and Krebs cycle?

  1. Acetyl Co A enzyme       
  2. Isocitrate
  3. Citrate
  4. Glucose

Answer: 1

 

Q.5: The entomopathogenic microbial agent which doesn’t require registration under Insecticide Act is?

  1. Nematode  
  2. Fungi
  3. Bacteria
  4. Virus

Answer: 1

 

Q.6: The family of the insect order hemiptera having distinct corium, clavus and cuneus in hindwing is?

  1. Lygaeidae
  2. Miridae  
  3. Pyrrhocoridae
  4. Reduviidae

Answer: 2

 

Q.7: The family of the insect order hemiptera having loop veins in forewing is?

  1. Lygaeidae
  2. Miridae  
  3. Pyrrhocoridae
  4. Reduviidae

Answer: 2

 

Q.8: The family of the insect order hemiptera having rotatory coxa is?

  1. Lygaeidae
  2. Miridae
  3. Pyrrhocoridae
  4. Both A and C  

Answer: 4

 

Q.9: The first biological control agent used against white ants in India is?

  1. Oecophylla       
  2. Monomorium
  3. Red ants
  4. Tiger ants

Answer: 3

 

Q.10: The first report of biological control of insect pest in India was made by?

  1. Rothney       
  2. Fabricius
  3. Westwood
  4. Srivatsava

Answer: 1

Entomology MCQ – 23

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