"Fresh water animals are unable to survive for long in sea water. Give reason."

Q: Importance of drinking water.

A: Water is an inorganic, straightforward, dull, scentless, and almost boring compound substance, which…

Q: Why the population of birds are getting declined in an area where DDT had been used extensively?

A: Food chain:   It is a chain of food consumption as well as energy pass by organisms. A food chain…

Q: Using the food web pictured below, answer the following question. What would happen to the mussel…

A: Introduction - A food web is a graphical representation of what-eats-what in an ecological community…

Q: Deep sea divers coming up too fast experience a data medical condition called decompression sickness…

A: Decompression sickness (DCS), also recognized as divers' disease, the aerobullosis, bends, or…

Q: Write shorts notes on how coelenterates defend themselves when swimmers ventures into their habitat

A: Coelenterates have tissue grade body and they are made up of few cells which alert them when the…

Q: The sea star has ___________________________ symmetry.

A: A Starfish start out with bilateral symmetry during their larval stage. However, during…

Q: Refer to this portion of a dichotomous key for fish identification to answer the question. 1. (a)…

A: Introduction  A dichotomous key is a useful scientific tool for identifying various organisms based…

Q: Which organisms would likely be found in level A? Level D Level C Level B Level A

A: Trophic levels of an organism are their positions they occupied in the food web or food chain. Ther…

Q: explain why or why not the high demand for meat contributes to causing the oceans more acidic.

A: As per the findings of a large research released Monday, global food production accounts for more…

Q: Importance of air in soil for animals

A: Soil is a habitat for various animals and plants. Type of soil decides which kind of animals will…

Q: A growing population will have a fertility rate of

A: Fertility rate mean the average number of children a women produce in her lifespan. It is generally…

Q: Explain how ocean acidification is likely to affect molluscs. Describe the long-term effects of this…

A: Ocean acidification can be described as the decrease in ocean water's pH value due to an elevation…

Q: How can seals and whales stay underwater for long periods?

A: Seals and whales stay underwater for long periods because of the presence of unique protein…

Q: Why do fish not survive outside water?

A: Fish are animals that live in the water. They do not have limbs, instead of limbs they have fins…

Q: an illustration of a food web that includes corals.

A: The organism is dependent on each other for the requirement of food. It is studied under the domain…

Q: If a fresh water fish is placed in an aquarium containing sea water,will the fish be able to…

A: A fresh water fish when placed in sea water it won't survive and will ultimately face death.

Q: According to the text, list the 5 main groups of organisms that inhabit the sandy shores.

A: Mullet, sand smelt, and seabass are among the other species that frequent the region. Land animals…

Q: What causes a large variation in the size of catfish in a pond?

A: Understanding the causes of variation within a population of channel catfish (Ictalurus punctatus)…

Q: Use the diagram below to answer the questions that follows. 1. Which type of plate boundary occurs…

A: The edges where two plates meet are known as plate boundaries. The majority of geologic events, such…

Q: According to the text, what are the three things that make for a more stable environment when…

A: The three things that make for a more stable environment when organisms burrows beneath the surface…

Q: To move within the water column, the animal above employs

A: The correct option is cilia. The given image is of Mnemiopsis leidi, also known as the sea walnut or…

Q: QUESTION; What is the Following: Ballast Water Pollution, Air Pollution, Noise pollution, Grey Water…

A: Answer: POLLUTION : It is the activity of introduction of harmful materials and substances in the…

Q: and the government notice that the water quality of Chesapeake Bay was declining? 1960s 1920s

A: Water quality is determined by the physical, chemical and biological characteristics of water The…

Q: Use the food web diagram to the right to answer questions 1-3 Squid Mackerel Bluefish Killifish…

A: Food chains are defined as the series of individual organisms in a chain that feeds on the previous…

Q: Suggest two possible reason why there were no predators on the island

A: Predators are animals feeding on other animals.

Q: If a marinę fish is placed in a fresh water aquarium, will the fish be able to survive? Why or why…

A: Introduction: The movement of water from high concentration to low concentration through a…

Q: lankton are pelagic organisms that are incapable of swimming against the cu True

A: TRUE

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

A: The fisheries basically refer to the organization that aims at raising or harvesting fish for…

Q: about HARRIS Boric Acid Roach and Silverfish Killer Powder.

A: HARRIS Boric Acid Roach and Silverfish Killer Powder is use for killing insects

Q: How do kangaroo rats live in the absence of water in North American deserts?

A: The desert kangaroo rat is a rodent species and it belong to the family Heteromyidae. They found in…

Q: Research indicates that acid precipitation can damage marine corals by

A: Water in the form of clouds high up in the atmosphere, falls down or condenses back to earth as rain…

Q: Why are the polar bears feeding on garbage?

A: The polar bear can be defined as hypercarnivorous bear which lies in the native range that largely…

Q: If a marine fish is placed in afresh water aquarium,will the fish able to survive?Why or why not?

A: Osmosis is the net movement of solute particles along the concentration gradients (higher to lower…

Q: What can you infer from the fact that minor changes in water temperature can kill entire species? A.…

A: Bacteria are microscopic organisms which belong to prokaryote because these are unicellular…

Q: Design a controlled experiment to test the hypothesis that water acidification caused by acid rain…

A: A controlled experiment refers to a scientific test in which one factor or variable is tested at a…

Q: Which statement concerning the oxygen level in the lake can be inferred from the graphs? * Oxygen…

A: A line graph is used to represent relationship between two variables out of which one is dependent…

Q: How climate change affects water bodie

A: Water bodies can be outlined as the accumulation of water in a particular area. There are several…

Q: Give two reasons why sulfate-reducing bacteria are common inshallow marine sediments.

A: Sulfate-reducing bacteria are anaerobic microorganisms that use sulfate as a terminal electron…

Q: what would happen if the blue crabs population increased substantially/

A: The sapphire-colored claws of the blue crab give it its name. In mature females, the shell, or…

Q: Vertebrates became successful in relatively dry environments due to what characteristic? the ability…

A: There were a series of adaptions when animals started to move out of water. These included a better…

Q: Will a fish replaced from a freshwater source to an aquarium with sea water be able to survive?Give…

A: Fishes are the cold-blooded or ectothermic organisms. This means that they do not maintain the…

Q: Species that can tolerate wide range of salinity are called.

A: The basic unit of classification is species. Species are closely related organisms and have similar…

Q: Provide detailed information (at least 500 words) about ammonia and its accumulation in aquariums,…

A: Answer: Introduction: Ammonia (NH3), it is a nitrogen and hydrogen compound.

Q: If a marine fish is placed in fresh water aquarium, will the fish be able to survive. Why or why…

A: Regulation of water and electrolyte balance in the body to maintain the homeostasis is known as…

Q: If water did not form hydrogen bonds, what would happen to the shrimp’s habitat

A: A hydrogen bond in water is between the H atom of one H2O and the lone pair of electrons on an O2…

Physical and Chemical features

The physical property of a compound could be determined without modifying the originality of the compound. Examples of physical properties are density, hardness, color, boiling, and melting point. The chemical property expresses the ability of a compound to undergo a particular chemical change.