Q: Concentration of Oxygen in Water Temperature (°C) Oxygen Concentration in Freshwater (ppm) Oxygen…
A: The earth's surface is covered 71% by water. Life on earth depends on the availability of…
Q: As the temperature decreases, what happens to the volume?
A: As we increase the temperature of the system, more energy is supplied to the atoms. So, at higher…
Q: Why is the dehydration process must be done thoroughly and gradually
A: The loss of water from aqueous-fixed tissue is known as dehydration. Because most fixatives are…
Q: Measurements show that the pH of a particular lake is 4.0. What is the hydrogen ion concentration of…
A: Answer- pH is the value of concentration of hydrogen ions in the solution as gram equavalents per…
Q: What causes ocean acidification?
A: The layer of air which surrounds the earth is known as atmosphere. It is a layer of gases which…
Q: Describe the movement of water between the compartments after taking a drink of water.
A: The blood is made up of 55% of blood plasma and 45% of blood cells, where 90% of blood plasma is…
Q: Explain the transport of waste in human body
A: Transportation in human beings The transport system in animals is called the circulation system.…
Q: Why does evaporation have a cooling effect?
A: Evaporation is the process of converting the liquid state into the vapour state.
Q: RELATIVE HUMIDITY 1. the amount of water vapor in grams per cubic meter of air at a given…
A: Humidity is known as the presence of water vapor in the atmosphere. This is measured by an…
Q: What allows water to pass through ?
A: The movement of ions and molecules across the cell membranes or through the bloodstream is known as…
Q: Which water sample would dissolve the most oxygen? O Pure water at 21 C Seawater at 21°C Seawater at…
A: The solubility of oxygen in water is known as dissolved oxygen. It depends upon several factors such…
Q: Osmotic pressure Hydrostatic pressure
A: The osmotic pressure is the minimal pressure required to prevent the inward flow of a solution's…
Q: What do you mean by osmotic pressure?
A: When the molecules of a solvent pass from a solution of low concentration to a solution of high…
Q: Define insensible water loss?
A: Sensible fluid losses seek advice from typical routes of excretion like urination and defecation.
Q: Why osmotic pressure plays so important role in the process of fluid shifting?
A:
Q: Movement of water is controlled by which factor?
A: Movement of water occurs through the xylem cells of plants to reach all parts of plant body . As…
Q: What are two ways that you could increase the speed of sound in water? increase salinity & pressure…
A: In seawater, sound travels at a speed of around 1500 metres per second. In air, sound travels at a…
Q: what is osmotic pressure ? Why it is helpful ?
A: Osmosis is a phenomenon which is defined as diffusion of water molecules from a less concentrated…
Q: What is Osmotic pressure ? Why it is used ?
A: The term ‘osmosis’ refers to the movement of solvent molecules through a semipermeable membrane from…
Q: Which structures hold water year round?
A: Water is most abundantly occurring compound on the Earth. It’s chemical composition is two atoms of…
Q: Define obligatory water loss?
A: The human body comprises of 60% of water. Every organ in the body contains a minimum of 60% of…
Q: What would the dissolved oxygen level most likely be if the temperature of the water was 35C
A: Dissolved Oxygen and Water -- Introduction -- For drinking and other activities there must be a…
Q: Why do we need to drink water? Explain.
A: Water is defined as the inorganic, transparent, composed of hydrogen and oxygen, essential for the…
Q: Which of the following is a nitrogenous waste product that is rarely the final product eliminated by…
A: Kidneys are the organs belong to excretory system in our body and play a major role in several other…
Q: what is electroporation?
A: Molecular biology is a field of biological sciences that studies the structure, composition, and…
Q: Analyze the various factors which effect dissolved oxygen level in water?
A:
Q: Give four examples of biological fluids of the human body. Two acidic and two basic
A: Bodily fluids are liquids that come from inside human bodies and help transport nutrients and expel…
Q: Why do we need to drink hot water? Explain.
A: Introduction:Homeostasis is the property of the cells, tissues, organs, and organisms by virtue of…
Q: Which Bacteria and Archaea play a major role in acidmine drainage? Why do they carry out the…
A: Acid mine drainages (AMD) structure when sulfide minerals (e.g., pyrite and FeS2) are exposed to…
Q: 1. Put the glass into the water upside down. 2. Lift the glass up, but without the rim going above…
A: If you place a card on the glass which is placed upside down then the water does not spill out of…
Q: As water cools below 4°C, it expands and becomes less dense. Why is this beneficial to organisms…
A: A lake is an ecosystem that is a home for several animals, microorganisms, and plants.
Q: "drives" the diffusion of water across a cell membrane?
A: The cell membrane is a structure which protects the cell and acts as a barrier and transports the…
Q: Is the dissociation of water endothermic or exothermic?
A: The human body is 70 % water. Where water is an essential molecule for all the living being…
Q: Why could it be dangerous to drink a very large amountof water in a short period of time?
A: Osmoregulation is the process through which the fluids of body in an organism are regulated. It is a…
Q: Understand the maintenance of water and salt balance
A: Water and salt balance is very important for the body. The concentration of water and salts is the…
Q: What changes might occur when a urine sample was kept in a room temperature for 2 hours?
A: A urinalysis is the analysis of a person's urine that is used to diagnose and treat a variety of…
Q: 1. State two processes that result in the formation of acid deposition.
A: NOTE: AS PER OUR GUIDELINES, WE ARE ONLY ALLOWED TO ANSWER THE FIRST QUESTION, PLEASE RESUBMIT THE…
Q: Molly is experimenting with water. She wants to see if the rate of evaporation changes when water is…
A: The type of vaporization where the state of molecules on the liquid’s surface is changed to the…
Q: Differentiate between passive and active water absorption.
A: Step 1 Water absorption is of two types, passive and active. In both types, water moves from soil to…
Q: When bacteria such as E. coli are starved to a sufficient extent, they become nonmotile. However,…
A: Bacteria are one of the two prokaryotic organisms, along with archaea. They are single-celled…
Q: As CO2 levels in the water __________, the pH ______________. a. increase, increases b. increase,…
A: The molecule carbon dioxide has the chemical formula CO2. CO2, or carbon dioxide, is a colorless…
Q: How do humans contribute to ocean acidification/decreasing ocean pH and what is the backfire of this…
A: Introduction :- The capture of carbon dioxide from the atmosphere causes ocean acidification, which…
Q: When does the net flux of dissolved molecules stop?
A: Ans. The net flux of dissolved molecules stop When the concentration of dissolved molecules is equal…
Q: What is the primary function of the aeration step in water treatment?
A: The plants are able to make their own food as they contain a green pigment, chlorophyll. They absorb…
Q: What is the most important ion that determines water movement between compartments?
A: The cell membrane is a structure which protects the cell and acts as a barrier and transports the…
Q: Measurements show that the pH of a particular lake is 4.0. What is the hydrogen ion concentrate of…
A: The pH of a substance is the measure of how acidic it is. pH values range from 1 being most acidic…
Q: List and briefly explain three mechanisms by which water is moved
A: Water has cohesive force i.e all the water molecules cling to each other and has adhesive force too…
Q: What would remain if you let 70 percent of water inside your body evaporate?
A: Water is formed by the bond that occurs between the hydrogen and oxygen atoms to make a polar…
Does temperature change the oxygen levels diffused in the water?
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