Exam Details
| Subject | Fresh Water Aquaculture | |
| Paper | ||
| Exam / Course | Diploma in Aquaculture (DAQ) | |
| Department | School of Sciences (SOS) | |
| Organization | indira gandhi national open university | |
| Position | ||
| Exam Date | December, 2016 | |
| City, State | new delhi, |
Question Paper
Describe the morphological characteristics that distinguish male carps from female carps and also the cyclic changes in their gonadal maturity.
Define a hatchery. Discuss the important requirements for running a successful carp hatchery. Give an account of anyone traditional method, of hatching carp eggs.
2. Name six commonly encountered predatory and weed fishes in grow out aquaculture. Describe the methods for their eradication.
What is sewage? Discuss how it is used in fish aquaculture.
Give a brief account of different culture systems for catfish farming.
Explain why culture of catfishes is not so advanced despite their high commercial value.
4. Differentiate natural pearls from artificial and cultured pearls.
Describe the various methods of pearl culture in fresh water mussels.
5. List the common diseases of prawn hatcheries and name their causative agents. What precautions must one take in maintaining a healthy hatchery system?
Describe the various aspects of pond construction and management for grow-out culture of freshwater prawns.
What are the criteria for selecting the ingredients of a feed formulation Describe one method of feed formulation.
Give an account of various organisms used as live feed in fish aquaculture. Add a note on the nutritional value of "live feed" organisms.
7. Write short notes on any two of the following:
Integrated cattle fish system
Parasitic diseases in fish aquaculture
Induced breeding by hypophysation
Harvesting and marketing of prawns
Define a hatchery. Discuss the important requirements for running a successful carp hatchery. Give an account of anyone traditional method, of hatching carp eggs.
2. Name six commonly encountered predatory and weed fishes in grow out aquaculture. Describe the methods for their eradication.
What is sewage? Discuss how it is used in fish aquaculture.
Give a brief account of different culture systems for catfish farming.
Explain why culture of catfishes is not so advanced despite their high commercial value.
4. Differentiate natural pearls from artificial and cultured pearls.
Describe the various methods of pearl culture in fresh water mussels.
5. List the common diseases of prawn hatcheries and name their causative agents. What precautions must one take in maintaining a healthy hatchery system?
Describe the various aspects of pond construction and management for grow-out culture of freshwater prawns.
What are the criteria for selecting the ingredients of a feed formulation Describe one method of feed formulation.
Give an account of various organisms used as live feed in fish aquaculture. Add a note on the nutritional value of "live feed" organisms.
7. Write short notes on any two of the following:
Integrated cattle fish system
Parasitic diseases in fish aquaculture
Induced breeding by hypophysation
Harvesting and marketing of prawns
Other Question Papers
Departments
- Centre for Corporate Education, Training & Consultancy (CCETC)
- Centre for Corporate Education, Training & Consultancy (CCETC)
- National Centre for Disability Studies (NCDS)
- School of Agriculture (SOA)
- School of Computer and Information Sciences (SOCIS)
- School of Continuing Education (SOCE)
- School of Education (SOE)
- School of Engineering & Technology (SOET)
- School of Extension and Development Studies (SOEDS)
- School of Foreign Languages (SOFL)
- School of Gender Development Studies(SOGDS)
- School of Health Science (SOHS)
- School of Humanities (SOH)
- School of Interdisciplinary and Trans-Disciplinary Studies (SOITDS)
- School of Journalism and New Media Studies (SOJNMS)
- School of Law (SOL)
- School of Management Studies (SOMS)
- School of Performing Arts and Visual Arts (SOPVA)
- School of Performing Arts and Visual Arts(SOPVA)
- School of Sciences (SOS)
- School of Social Sciences (SOSS)
- School of Social Work (SOSW)
- School of Tourism & Hospitality Service Sectoral SOMS (SOTHSM)
- School of Tourism &Hospitality Service Sectoral SOMS (SOTHSSM)
- School of Translation Studies and Training (SOTST)
- School of Vocational Education and Training (SOVET)
- Staff Training & Research in Distance Education (STRIDE)
Subjects
- Basics of Aquaculture
- Costal Aquaculture
- Fresh Water Aquaculture