Toxicology of Pests — DU B.Sc. (Prog.) Applied Life Sciences with Agrochemicals and Pest Management pertaining to Zoology Previous Year Question Papers

5. (a). Give a brief account on Pre and Post-construction termite proofing of building. 8 (b) Write a brief note organic methods of domestic pest control. 7 Unique Pa.per Code 6. Write short notes on any three of the following. 15 Nane of the Pap.er : DSC-Toxicology of. Pests (a) Teratogenic effects of insecticides (b) Appliances of domestic pest management (d) Phase-Il pathway of insecticides metabolism Agrochemical Pest Management (NEP- Tine : 2 Hours Ma]ckmum Marks : 60 (b) Attempt four questions in all including 1. (a) Define (any 6) : 6 (ii) Insecticide compatibility (iii) Lethal Dose-50 (vi) Pesticide registration (b) Match of the following : 2 (i) Pyrethroid (a) Lindane (c) Expand the following: 3 (d) Differentiate between the following pairs (i) Phase-I and Phase-Il pathways of insecticide metabolism (ii) Carcinogenic and Mutagenic effects of (iii) LC50 and LD50 2. (a) Give a brief account on Pesticide industries and market in India. 8 (b) How can an industry register their new pesticide in India? 3. (a) What are the factors that affect the toxicity of insecticide? (b) Explain the synergism, antagonism and potentiation effects of insecticides. 7 4. (a) Give a brief account on selectivity and phytotoxicity of insecticides. (b) Explain the principle and methods of pest management in residential places.