Vermiculture and Fisheries Questions, Paper 03, Total Questions: 10, Subject: Biology, Topic: Vermiculture, Fisheries, Paper Type: MCQs (Multiple Choice Questions)
Sr. No. | Questions | Answers |
1. | Identify the edible freshwater teleost (a) Catla catla (b) Hilsa ilisha (c) Rays and skates (d) Sharks |
Answer: (a) |
2. | If more than single species of fish is cultured at a time, then it is called (a) Monoculture (b) Aquaculture (c) Polyculture (d) Mori culture |
Answer: (c) |
3. | In India which of the following genera of earthworms is extensively used for vermiculture (a) Eudrigaster (b) Eudrilus (c) Pontoscolex (d) Pheretima |
Answer: (b) |
4. | Inand fisheries are (a) deep sea fishing (b) capturing fishes from sea coast (c) raising and capturing fishes in fresh water (d) oil extraction from fish |
Answer: (c) |
5. | Induced breeding technique is used in (a) Marine fishery (b) Capture fishery (c) Culture fishery (d) Inland fishery |
Answer: (c) |
6. | Isinglass is employed in (a) Preparation of wines (b) Clearing of wines (c) Distillation of wines (d) Preservation of wines |
Answer: (b) |
7. | One of the following is not a benefit of vermicompost (a) Protection of water bodies from pollution (b) Reduction in microbialo activity (c) increased availability of minerals (d) increased hydration and aeration |
Answer: (b) |
8. | pH of vermiculture is kept at (a) Near neutral (b) Alkaline (c) Acidic (d) Highly alkaline. |
Answer: (a) |
9. | Pisciculture is rearing and production of (a) Fishes (b) Birds (c) Reptiles (d) Wool yielding animals |
Answer: (a) |
10. | Smooking is used as a technique of (a) Fish preservation (b) Mushroom cultivation (c) Crystalisation of sugar (d) Crop harvesting |
Answer: (a) |