Economic Zoology — DU B.Sc. (Hons.) Zoology Previous Year Question Papers

5. Describe the types of beehives in Apiculture and the equipment of bee keeping. (15) 6. Write short note on the following (any three) : (b) Sericulture techniques (c) Pearl culture 2. Attempt four questions in all. 4. Draw well labelled diagrams wherever required. 1. (a) Define the following terms (any three) : (iv) Host Plant Resistance (HPR) (b) Differentiate between any three of the following : (i) Pond Culture and Pen Culture (ii) Multivoltine and Bivoltine (iii) Queen and worker bees (iv) Antibiosis and Antixenosis Resistance (c) Fill in blanks : (i) (ii) A (4×1=4) is the cultivation of mulberry plants specifically to feed silkworms. kills its host slowly, often living inside it during development. (iii) A natural reproductive process where a queen bee and worker bees leave a hive to establish a new colony is called . (iv) are chemical signals that benefit the sender but not the receiver. (d) Give the exact location and function of the following : (2×1=2) (i) Swimmerets (Pleopods) 2. (a) What is Pisciculture? Explain monoculture and polyculture with examples. (8) 3. (a) Illustrate different culture methods of edible oyster with its economic importance. (9) (b) Briefly describe the Products of apiculture industry with its importance. (6)