Where does the economically optimal level of harvest in a fishery occur?

Q: How did past and present public opinion affect the Fishery Conservation and Management Act of 1976?

A: The Fishery Conservation and Management Act of 1976 is the primary law that governs the marine…

Q: How has the production of aquaculture compared to wild fisheries changed since 1950

A: Aquaculture is like farming in water. It is breeding, raising and harvesting fish and other aquatic…

Q: What result can a lake give which is rich in organic waste?

A: Organic waste is any material that is biodegradable and comes from a plant or an animal.…

Q: Discuss the role of fishery in enhancement of food production.

A: Fishery is an industry which deals with catching, processing, and marketing of fishes and other…

Q: What is primary productivity?

A: Primary producers are all green plant which synthesizes food from sunlight. They are also known as…

Q: What is the trophic position of SPB a. primary producer b. primary consumer c. secondary consumer d.…

A: The stable isotope pattern is given in the image for illustrating relationship between different…

Q: What is cultural eutrophication ?

A: BASIC INFORMATION  BIODIVERSITY  It is basically the variety of the lives present on the earth…

Q: How would turbidity affects the primary productivity of a pond?

A: Primary Productivity Is The Conversion Of The Sun's Energy By Into Organic Material. It Is…

Q: What are the traditional water harvesting system?

A: Since the planet is facing acute shortage of drinking water, Water harvesting is the need of the…

Q: What are animal husbandry?

A: In primitive time hunting was the only way to get food. But, all time that was not possible.…

Q: What three abiotic factors account for the rarity of trees in arctic tundra?

A: A biome refers to a community inhabited by particular flora and fauna that survives in the habitat…

Q: What is minimum tillage for farming?

A: Tillage is a kind of farming practised in which the soil is manipulated especially by mechanical…

Q: What is the impact of lianas on free biomass

A: Lianas are woody vines that are part of the tropical forests in the lowlands. They are epiphytes…

Q: Under what conditions do farmers practice no tillage?

A: Tillage is the process of preparing soil for planting and cultivating it afterward in agriculture.

Q: Explain how industrialization affects the water quality of lakes and reservoir

A: The industrial setup creates a huge source of water pollution as it creates pollutants that are…

Q: Which type of organisms occupy more than one trophic level in a pond ecosystem?

A: An ecosystem is a community of living organisms in conjunction with the nonliving components of…

Q: Why do eels, bullfrogs, and alligators hold potential as aquaculture species?

A: Aquaculture is the farming of aquatic organisms in artificial tanks ,ponds, natural backwater  in…

Q: Why are drinking water supplies still a major concern for many countries?

A: The water cycle is one of the biogeochemical measures. Water is a critical segment of the earth. It…

Q: What are three regulations or economic incentives that could foster sustainable marine fisheries?

A: The sustainable marine fishing implies to leave sufficient fish in the ocean and to ensure…

Q: importance of aquaculture in the fisheries

A: Aquaculture is the process of cultivating aquatic organisms, especially for human consumption.…

Q: What are the most sustainable approaches for meeting our needs for clean fresh water?

A: Introduction :- Clean fresh water is the basic need of living organisms including humans . Clean…

Q: What is “slash-and-burn” agriculture?

A: Introduction :- The practise of producing plants and cattle is known as agriculture. Agriculture was…

Q: Which ecosystem has the maximum biomass?

A: The total amount of weight of organisms present in a particular area is called biomass.    The plant…

Q: How can agriculture affect stream health?

A: Agricultural methods are getting advanced with time and different pesticides used by farmers in…

Q: Which problem does the prolonged liberal irrigation of agricultural fields create?

A: A crop is defined as a cultivated plant which is commercially grown on a large scale, particularly…

Q: What is organic waste and why is it importnant to have less organic waste

A: Humans rely on ecosystems for a variety of unseen services. An ecosystem is important because it…

Q: How and why the economic value of a commodity change as it becomes less abundant

A: Introduction  A commodity is an economic good, usually a resource, that has full or substantial…

Q: What are the similarities of Industrial Agriculture and Subsistence Agricultur

A: Industrial agriculture : It is a large scale agriculture , intensive production of crops and animals…

Q: What is the role of pH in nutrient availability?

A: Carbon, hydrogen, and oxygen are components of plants that are required in large quantities as…

Q: What does Eutrophication mean?

A: water bodies are essential part of our ecosystem . they support different life forms .

Q: How has nitrogen availability influenced agricultural productivity?

A: Macro elements are the elements that are required in large amounts by an organism for its growth.…

Q: Bamboo plant is growing in a fir forest then what will be the tophic level of it?

A: Ecology is the branch of biology. It is dealing with the interactions and relations between the…

Q: What does the watershed management do?

A: Water is an essential natural resource for sustaining life and the environment. It is a major…

Q: How do aquaculture practices affect biodiversity?

A: The term biodiversity refers to the diversity of life on earth at all levels, from genes to…

Q: What ae management of fisheries?

A: The rearing of fishes known as Pisciculture, it is done to obtain the maximum yield of fish, and to…

Q: What is the effect of fishing on the ecosystem?

A: Fishing is legally described as the practice of capturing wild fish or even other aquatic creatures…

Q: What effect does pollution have on farmlands?

A: Air has physical properties and a chemical composition that are vital parameters for the life of…

Q: What is Land Pollution and what are the causes and effects of Land Pollution?

A: Land Pollution: It can be understood as the contamination of land and soil because of the deposition…

Q: What percentage of the solar energy that reaches the marsh is incorporated into gross primary…

A: the amount of energy that is passed from one trophic level to the next is called the ecological…

Q: Why are wetlands sites of high biodiversity and productivity?

A: Biodiversity is the term that constitutes all the uncountable variety of life forms that exist on…

Q: If all of the detritus leaving the marsh is plant material, what percentage of all net primary…

A: from the data provided by J.M. Teal in 1962, the net grass produced per year was 6585 kcal/m2.yr.…

Q: What is aquaculture?

A: The method of sexual reproduction that produces offspring is called breeding. The care of offspring…

Q: Which organisms are known as the chief producers in the oceans?

A: Biodiversity: It is variability and varieties of life on earth. It is a measure of variation at…

Q: What is upland field for farming?

A: Farming is growing crops and keeping animals for food and raw materials. Farming is a part of…

Q: Why do producers use floating feed?

A: Producers prefer floating feed because of management values. They can not only just observe fish…

Q: Which organisms are the chief producers in oceans ?

A: PRODUCERS Those that are capable of manufacturing their own food through photosynthesis are referred…