What is the role of BOD in a river water?

Q: By increase in which atmospheric concentration acid rain is caused?

A: Acid rain is the precipitation whose pH is in the highly acidic range i.e. below 5. For normal…

Q: Describe kwashiorkor and its occurrence. Which type of nitrogen balance does it show?

A: Proteins are a type of molecule found in cells, tissues, and organs all over the body. Protein…

Q: Why is distilled water beneficial to plants

A: Water is a substance which is made up of chemical elements like hydrogen and oxygen and exist in the…

Q: Name the water harvesting method in rajasthan.

A: Water harvesting means collection of rainwater. The collected water may be stored to be used…

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

A: Pollution can be defined as the contamination. It could be air pollution, water pollution, noise…

Q: How does the excessive addition of mineral nutrients to a pond eventually result in the loss of most…

A: Introduction: Ecology can be defined as the interaction among the life forms in the immediate…

Q: What does the failure to sustain water availability underground has resulted?

A: The water present in the soil pore spaces, rocks, and sand beneath the surface of the earth is…

Q: What is the general formula for calculating the number of days allowed for fishing?

A: Fishing Quantification --The expansion of fishing areas ,threatening to non target species with…

Q: What is the increase on distilled water stations in a certain place tells us?

A: Water can be considered an elixir of life. It is used for many purposes in human life. So the…

Q: Why is ocean water unfit for drinking?

A: Water is a transparent, inorganic, odorless, tasteless, and nearly colorless chemical substance.…

Q: How does a septic system work?

A: Answer- Septic system is underground waste water treatment plants that are responsible for cleaning…

Q: What are the various constituents of domestic sewage? Discuss the effects of sewage discharge on a…

A: Sewage treatment is done in order to obtain water for future usage. Clean water is a basic…

Q: What surves as a long-term storage area for water or nutrients

A: Introduction: Water storage is a broad term that encompasses both potable water for human use and…

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: of water scarcity in t

A: Public Health : It is defined as the art and science of preventing disease,improving health of…

Q: What will happen to BOD, when huge amount of sewage is dumped into river?

A: BIOCHEMICAL OXYGEN DEMAND (BOD) is the amount of dissolved oxygen needed  by aerobic biological…

Q: what are the changed cause by water pollution?

A: Introduction: Water pollution: It is the process of release of harmful waste materials into water…

Q: What TWO processes can increase salinity in the ocean?

A: Salinity is the measure that refers to the saltiness or the amount of salt that is found in the…

Q: How does gravity play a role in moving water in the water cycle?

A: the path in which the water on the ground , oceans , lakes are convetred into water vapor in…

Q: Which organism is used as indicator of water quality?

A: The organisms which can indicate the presence of certain pollutants in water are known as indicator…

Q: c) ) Explain why too much nitrogen in pond water is problematic?

A: Nutrients, like nitrogen, are fundamental for plant development and sustenance, however the excess…

Q: state a research question that will directly address the farmer’s problem

A: The crop water used is influenced by the crop growth stage, weather conditions, and various other…

Q: Which step of wastewater treatment removes most of the BOD?

A: Wastewater (sewage) is polluted water which includes all harmful liquid, solid or gaseous substances…

Q: How does the state of the environment affect the supply of water?

A: Water is a vital resource that sustains life on earth. It is a critical component of human health,…

Q: Write steps to calculate how much water is polluted.

A: Water pollution refers to the contaminated condition of water bodies such as rivers, lakes, oceans,…

Q: Why does creek has a smelly odor?

A: Smell in the river or ponds especially when water is not moving is might be because of…

Q: What property of water keeps plant debris on the surface of lakes and ponds? What is the ecological…

A: Surface tension is defined as the phenomenon in which a force causes the liquid to increase its…

Q: Why is the pH of the rain so low?

A: Liquids with pH below 7 are acidic, and those with pH above 7 are alkaline (or basic).

Q: What does the term alkaline reserve refer to and what is its role?

A: The term alkaline refers to any solution which has a pH which is above 7 (neutral). Alkaline…

Q: Caeffine drinkers sometimes produce ectopic foci. What are ectopic foci and why are they…

A: Ectopic beats may be caused or made worse by smoking, alcohol use, caffeine, stimulant medicines,…

Q: Use this data, and sketch a graph by hand that would best fit the data. (think which type of graph…

A: Comb jelly fish  Comb jellyfish is a marine invertebrate organisms belong to phylum ctenophora.

Q: What is the water cycle?

A: Introduction The water cycle is a natural cycle that represents the circulation and recycling of…

Q: How is water recycled?

A: The water cycle shows the continuous movement of water and how it it gets recycled within the earth…

Q: Explain in detail How water can be polluted and what are the effects of polluted water on human…

A: The addition of unwanted materials in the water is commonly known as water pollution. Water…

Q: What is spreading of oil on the surface of rivers or sea due to leakage from tankers known as?

A: The life of the aquatic animals is exploited due to human intervention. Some of its negative impacts…

Q: What determine what molecule will act as the predominant electron acceptor in a sediment layer? a.…

A: *Microorganisms present on subsurface environments competes for electron donors and acceptors . *As…

Q: make a methodology in making fermentatiion of fish

A: Fermentation is one of the oldest and economical methods for preserving fish. In ancient times,…

Q: "Liming" a river is done for all the following reasons EXCEPT: Eliminate pathogens Raise the pH…

A: The process of "liming" entails the addition of lime, which comprises calcium and magnesium-rich…

Q: How is Germany managing the acidity of black forest? What is controversial about their management…

A: The Black Forest is a mountainous area bordering France in southwest Germany. It is also associated…

Q: Which is nota Source of thesh water for drinking? A. aquifer 0. reservoi Dwe

A: Fresh water is a naturally occurring water, which has low salt concentration. Water like seawater…

Q: what is the most important source of water on Earth?

A: Ecology is the study of interaction of organisms with one another and with the environment. Ecology…