Q: Why do anandromous lampreys die after breeding in the freshwater environment
A: Anadromous fishes are born in freshwater. They spend most of the time in salt water but they return…
Q: what is the reproductive strategy for fish?
A: Fishes are mostly oviparous. Polygamy, polyandry and monogamy are a part of the reproductive…
Q: Do Sharks Really Need to Keep Swimming to Stay Alive?
A: Sharks are fishes that have a cartilaginous skeletal system. This means their skeletons are made up…
Q: How do clams feed and why are they called bivalves?
A: Bivalves are the Mollusks (such as clams, oysters, scallops, mussels etc) and they have a two-part…
Q: Give reasons why anandromous lampreys die after breeding in the freshwater environment
A: The sea Lamprey is one of the fishes that are categorized as anadromous, as these fishes spent a…
Q: What is the name of this fish?
A: squirrel fish
Q: Distinguish between ammonoids and nautiloids
A: Ammonoids and nautiloids are two of the major groups of cephalopods. Their fossils are well studied…
Q: Explain how coelenterates defend themselves when swimmers venture into their habitats
A: Phylum Coelenterata These are regularly invertebrate creatures, which show an extremely…
Q: Describe the feeding mechanism of a Hydra.
A: Hydra is fresh water organism that belongs to phylum coelenterata , radially symmetrical that…
Q: 5 example of commercially important pelagic and demersal fishes.
A: The branch of biology that deals with the structure, function and evolution is called zoology. It…
Q: What are lobe-finned fishes ?
A: Fish are oceanic, craniate, gill-bearing creatures that don't have appendages with digits. The…
Q: How do marine birds rid themselves of excess salt?
A: Marine birds or Sea birds are the birds that have adaptations required to survive in the marine…
Q: describe the movement of hydra
A: Hi, Thanks For Your Question. Answer : Hydras Are Sessile Animals. They Live By Attaching Their…
Q: Are most fast-swimming fish cold-blooded or warm-blooded? What advantage does this provide?
A: Some species of fishes possess a web of arteries and veins lying very close together which enables…
Q: Write brief note on Effect of temperature or water scarcity and the adaptations of animals.
A: Temperature is the most important physical or abiotic parameter which affects the metabolism of the…
Q: How is excretion done infishes?
A: The animals characterized by the presence of gills, absence of digits and digits, and reside in the…
Q: What are Bony Fishes ?
A: Fishes can also be classified into two types based on the type of skeletons ,they are Osteichthyes…
Q: Define angelfish)
A: Angelfish are found throughout most of tropical South America, including the Amazon River system.…
Q: what are the advantages of FISH ?
A: FISH is a fluorescent in situ hybridization technique which is used to detect numeric anomalies of…
Q: Explain about ray-finned fishes ?
A: ray-finned fishes, is a class of bony fishes. The ray-finned fishes are so-called because their fins…
Q: Describe FISH analysis
A: The study of the structure and function of the chromosome to understand the pattern of inheritance…
Q: Which fins of sharks provide power and speed?
A: Caudal fins provide power and speed to the Shark.
Q: Explain how coelenterates defend themselves when swimmers venture into their habitat
A: Coelenterates are aquatic animals that have a tissue level of organization. They are mostly marine…
Q: Explain the differences between the two types of shellfish and provide three examples of each.
A: Shellfish is a colloquial and fishery name for aquatic invertebrates with exoskeletons that are…
Q: Provide a title for this diagram of the starfish
A: Starfish, often known as sea stars, are echinoderms with star-shaped bodies that belong to the…
Q: Give the role of pharynx in larval and adult lamprey?
A: The jawless vertebrates belong to the subphylum Vertebrata under the section Agnatha. The…
Q: Describe how a sea star feeds.
A: Starfish, often known as sea stars, are echinoderms with a star-shaped body that belongs to the…
Q: Describe the early jawed fishes.
A: According to the J. Z young of classification chordata has two superclass Agnatha ( jaw less ) and…
Q: Name the organisms which causes red tide in sea.
A: Alveolates are a major group of protists. The characteristic feature of the alveolates is the…
Q: indicate in a short text : Adaptations to filtration in clams (and by extension in lamellibranchs)
A: Clams are bivalve molluscs. They have no head and they lack some usual molluscan organs like the…
Q: What are the ages of fish?
A: The Devonian time is considered as the age of fishes, this time is around 415 to 355 million years…
Q: What time of the year do clownfish mate
A: Clownfishes are tiny, brightly coloured fishes. They thrive in shallow lagoons or sheltered reefs…
Q: What are the two main classes into which fishes are divided?
A: Vertebrates comprise all species of animals within the subphylum Vertebrata. A vertebrate have a…
Q: What do non-parasitic lampreys do?
A: Lampreys are aquatic jawless vertebrates with an eel-like appearance. They are mostly found in…
Q: How do fishes breathe?
A: Introduction Fishes are the aquatic animals which either live on surface or in the water. Unlike…
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: How temperature influence distribution of fish?
A: Fish can be defined as the type of living organism which lives in the water. They are present in…
Q: Explain how fish cope in both fresh and marine waters
A: Freshwater fish intake very less amount of water to maintain its osmoregulation . They excrete…
Q: Give a short note on pigeon's cloaca?
A: Cloaca is the pigeon's reproductive organ. Cloaca can be defined as the combined opening for the…
Q: How temperature influence feeding, metabolism, and growth of fish?
A: Temperature is a very important factor in deciding the pattern of growth and metabolism in fish…
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: Tabulate differences lancelet and lamprey with regard to their habits , external characters, muscles…
A: Lamprey and Lancelet belong to Vertebrata of the phylum Chordata and fish-like Cephalochordata.
Q: What is the function of the Glizzard in a worms body.
A: The worms gizzard is an oval, thick walled and highly muscular organ lying in the 8th -9th segment.
Q: What month of the year do clownfish mate
A: On the off chance that you need to see baby clownfish mating with in the following or next two years…
List some cool water fish.
Those fish that can survive in the cold water environment are called cold water fish and they become a good source of aquarium fish that do not need aquarium heaters and hence are commercially important.
Step by step
Solved in 2 steps
