1) Example of inorganic pesticides are__________________? a. calcium cyanide, boric acid b. Chlorine, nitrogen c. Oxygen, sulfur d. Phosphorus, chlorine
|
||||
2) Carbamates contains_________________? a. Carbon, hydrogen b. Carbon, hydrogen, nitrogen c. Carbon, nitrogen and sulphur d. Carbon, hydrogen, nitrogen
|
||||
3) Volatile chemical which exist in the gaseous state in sufficient concentration to be lethal for a given pest is called ? a. Fumigant b. Arsenicals pesticide c. Pyrethorid d. carbamate
|
||||
4) A mixture included pesticides which decrease the efficiency of each other is called__________________? a. Additive mixture b. Antagonistic mixture c. Potentiating mixture d. None of the Above
|
||||
5) For safe application of pesticide which things are required ? a. Goggles, respirator b. Overall,gloves c. Head cores d. All of above
|
||||
6) Antecedents prevent pest to cause damage called___________________? a. Sterilant b. Protectant c. Systemic d. Contact
|
||||
7) Pesticide group which goes into the system of host and kills pest without harming host is called_________________? a. Systemic b. Contact c. Selective d. Protect ant
|
||||
8) A mixture of active and inert ingredients is called_________________? a. Formulation b. Dose c. Active ingredient d. Inert ingredient
|
||||
9) What colour show moderately hazarous_________________? a. Red b. Blue c. Yellow d. Brown
|
||||
10) What is antidote of organophosphate and carbamate poisoning________________? a. Atropine b. Diazepam c. Earbiturates d. None of the Above
|
||||
11) What is antidote of anticoagulant rodenticide_____________________? a. Vitamin K b. Atropine c. Diazepam d. Earbiturate
|
||||
12) A chemical which causes plant does it called __________________? a. Bait b. Defoliant c. Chronic poisoning d. Acute poisoning
|
||||
13) A chemical which inhibits clotting mechanisms of the blood is called __________________? a. Chronic poisoning b. Bait c. Defoliant d. Acute poisoning
|
||||
14) It is a substance added to a pesticide to impure the qualities of pesticide formulation is called_________________? a. Adjuvant b. Synergism c. Activator d. Agitation
|
||||
15) A material which is used to dilute active material is called__________________? a. Adjuvant b. Adhesive c. Carrier d. Agitation
|
||||
16) Toxicant refers to a________________? a. Poison b. Poisonous material c. None of the Above d. Both of them
|
||||
17) The concentration of a toxicant that kills 50% of the exposed organism is called_________________? a. LC₅₀ b. LD₅₀ c. None of the Above d. LD₇₅
|
||||
18) The quality a of a pesticide to remain as an effective residue because of its low volatility and chemical stability is termed as__________________? a. Persistence b. Aerosol c. Defoliant d. Desiccant
|
||||
19) The width of the area treated in one pass by a sprayer or other applicator is called___________________? a. Drift b. Swath c. Aerosol d. Toxin
|
||||
20) Pheromone used against fruity fly is___________________? a. Dichlorvos b. Malathion c. Carbofuron d. Mancoze
|
||||
21) What KD50____________________? a. Medium knock down b. Highly knock down c. Low knock down d. None of above
|