Q: Which one of the following is a marine fish: (please refer class 12th NCERT) a. Rohu b. Hilsa…
A: Step 1 Pisces or fishes are a group of jawed aquatic vertebrates that are characterized by the…
Q: What is the giant freshwater stingray
A: INTRODUCTION giant freshwater stingray is the largest fish swimming in freshwater on earth.
Q: What is the name of this fish?
A: squirrel fish
Q: Does sexual selection in cichlids resultin reproductive isolation?
A: Reproduction is the process by which an organism creates more of its own progeny. Reproduction is…
Q: Explain in detail the Habitat and habits of labeo?
A: Fishes are gill-bearing aquatic vertebrate animals. The earliest organisms that can be first…
Q: How does coal negatively impact the sea otters?
A: Sea otters These are the ideal example of a keystone species.They are responsible in keeping the…
Q: how does DNA extraction help determine the population size of Maned sloth (bradypus torquatus
A: DNA contains the instructions for an organism's or cell's development, reproduction, and death. DNA…
Q: How many eggs does each female oyster produce each year?
A: Oyster is the common name for a number of salt-water bivalve mollusk families that live in marine or…
Q: How do the starfish reproduce?
A: Starfish can replicate asexually and sexually. In sexual reproduction, reproduction happens in the…
Q: What characteristics of Tiktaalik are fish-like?
A: Fossils are the evidences for the history of the life on earth, the remains of a organism or any…
Q: Which one of the following is a marine fish: (please prefer class 12th NCERT) a. Rohu b. Hilsa c…
A: The phylum chordates or vertebrates come under kingdom Animalia that include animals with backbone…
Q: How might the ability to crawl on land for short periods haveenhanced the reproductive fitness of…
A: Tiktaalik is an extinct fish and lived approximately 375 million years ago. Even though Tiktaalik is…
Q: What are the HOT areas of research in the field of Zoology in Pakistan?
A: As the question is wrong, I am giving the first part explanation.
Q: Describe the life cycle of sea lampreys, Petromyzon marinus, and the history of their invasion of…
A: Introduction Petromyzon comes under the taxa cyclostomes which means round mouth. Cyclostomes…
Q: Briefly Explain how improving the diagnosis of diseases in fishes and making availability of…
A: Aquaculture is rapidly growing agriculture worldwide. Aquaculture is breeding, raising, and…
Q: What are the main featuresof fishes associated to thehabitat where they live?
A: Fishes are gill-bearing, craniate, aquatic vertebrate animals which lacks limbs and proper digits.…
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: How density influence migration of fish?
A: When in a population or community, the organisms move from one area to the other to ensure…
Q: What is the likely mechanism of speciation for pupfishes? for cichlids?
A: Speciation is a process that allows the population to evolve into a different species. It is a slow…
Q: How light penetration influences fish behavior and survival during spawning season?
A: Light is an abiotic factor that affects aquatic organisms and the environment through its…
Q: What are onmivores
A: As per the question, the definition or the meaning of omnivores has been asked. Let us look at the…
Q: How can pesticides affect fish?
A: Answer -- Pesticide -- Pesticides are chemicals causing undesirable loss in the form of pathology…
Q: What do you think might happen to the native lamprey in the Great Lakes if the sea lamprey continues…
A: The large lakes that are interconnected to each other and are situated in the Mideast region of the…
Q: Give three characteristics of lizard's death?
A: Lizards belong to the Class Reptilia and includes about 6000 species, which are cosmopolitan in…
Q: In what year did the reindeer’s numbers begin to rise exponentially?
A: In the year 1911, there were only 25 reindeer. Out of which 4 were males and 21 were females. These…
Q: which lampreys are native and which are invasive to the Great Lakes?
A: Sea Lamprey are native and which are invasive to the Great Lakes. The earliest sighting of a sea…
Q: The fennec fox is classified into which class?
A: The Fennec fox is also called as sand fox. It is found in the deserts of different countries such as…
Q: What are poineer species?What is the role of the poineer species?
A: Species refers to group of organisms that can interbreed among themselves to give rise to fertile…
Q: What does the giant brown bladder kelp use to attach to the rocky bottom?
A: Giant brown bladder is a kelp and belongs to brown algae which can grow very large. It uses it's…
Q: What are the various categories and subcategories of fish migration? Give a brief description of…
A: Fish migration refers to the large scale relocation of fishes from one habitat to another. A large…
Q: What is the estimated population of the alabama pearlshell and how is it measured?
A: Margaritifera marrianae (Alabama Pearlshell) is a species of freshwater pearl mussel endemic to the…
Q: How atmosphere and ocean interaction influence fish abundance?
A: The ocean and the atmosphere are inextricably linked. They collaborate to transport heat and fresh…
Q: evolution of angler fish in different era
A: Answer :: Evolution of angler fish in different types or eras. Answers : Angler fishes use…
Q: How do tunas adapt in zones
A: Tunas: It is a salt water fish that comes under the tribe Thunnini which is a sub-group of the…
Q: What is FISH?
A: In terms of biology, fish is a marine animal that comprises only gills, backbone, and fins.
Q: What is the effect of climate change on fish?
A: The ecosystem is a community or area where animals, plants and many other elements or organisms live…
Q: What symbiotic relationship do sharks and coral reef have?
A: The depends of two different species on each other is known as symbiosis. This kind of relationship…
Q: What are the common characteristics of animals found living in the rocky shore?
A: A rocky shore is a section of a seacoast's intertidal zone where solid rock dominates. Rocky beaches…
Q: How many gonads are found in lancelet and lamprey?
A: Gonad of an organism refers to the reproductive or sex gland that produces both the gametes and sex…
Q: How was Nile Perch introduced to Ohio?
A: Nile perch is a large freshwater fish, belonging to the family Centropomidae and it is originally…
Q: How Do Energy Budgets Differ for Three TerrestrialVertebrates?
A: Energy budget gives the balance between the energy income against the energy expenditure. The energy…
Q: Do the current conditions in the Gulf of Maine support the growth and survival of the soft shell…
A: The Gulf of Maine has encountered probably the quickest pace of warming of any sea biological system…
Q: How salinity influence the fertilization, development, and hatching of fish eggs?
A: Salinity is the total amount of salt dissolved in the water bodies.
Q: What advantages do fish have over other agricultural animals?
A: Intensive agribusiness, otherwise called intensive cultivating (instead of broad cultivating) and…
Q: Which is the national aquatic animal of india?
A: An animal either invertebrate or vertebrate which lives in water for almost or for a lifetime is…
Q: Explain the biological aspects of fish that give them advantages over other agricultural animals.
A: Fish farming or pisciculture involves the culture of fishes in the tanks or ponds for the production…
Q: Name any two fresh water fishes?
A: Fish are gill-bearing aquatic craniate animals that lack limbs with digits. They form a sister group…
Q: How do adult Pacific salmon find their way back to their parent stream to spawn?
A: Salmon spend their early life in rivers then they migrate to oceans to live as adults. However, at…
what is the status or history of salmon fish in pakistan?
Salmon is the common name for several species of fish of the family Salmonidae. Several other fish in the family are called trout.
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