Find answers to questions asked by students like you.
Q: How many gill slits are present in Scoliodon?
A: Scoliodon or shark belongs to class Chondrichthyes. Their skeletons made up of cartilage rather…
Q: What is Chordate body plan?
A: The vertebrates are the largest group of chordates, with over 62,000 species living. The vertebrates…
Q: Have the head fold and tail fold fused to form the ammiotic cavity?
A: The longitudinal and transverse folding that happens as a result of embryonic expansion,…
Q: Is scoliodon a shark?
A: Elasmobranchii is a subclass of cartilaginous fishes that have five to seven laterals to ventral…
Q: What is archegonium?
A: Archegonium is a female sex organ that is found in bryophytes, pteridophytes and most gymnosperms.
Q: How is a penguin's body shape and morphology adapted for an aquatic habitat?
A: Penguins are a group of aquatic flightless birds. They live almost exclusively in the Southern…
Q: Define paired pharyngeal gill slits?
A: The chordates are the members of phylum Chordata. They include humans and various other vertebrates.…
Q: What class do sea turtles belong? How do you know?
A: Vertebrates originated in the ocean. Land vertebrates descended from Bony fishesEvolved two pairs of…
Q: Which Animals Are Chordates?
A: Animals are multicellular eukaryotic organisms belonging to kingdom Animalia that are heterotrophic,…
Q: Which body region of a crayfish is most obviously segmented?
A: Abdomen is the body region of a crayfish that is segmented.
Q: what type of scales do bony fish and Lancets have?
A: Lancet fish, both of two types of broadly dispersed, deepwater marine fish of the class Alepisaurus…
Q: What is a radula and what is its function? What is a mantle and what is its function
A: Given: Need to define radula and it's function Need to define mantle with it's function.
Q: What does the name “echinoderm” mean?
A: Echinoderms have the following characteristics- 1. They are triploblastic. 2. They are marine. 3.…
Q: Mention the function of the concha in the lizard's nasal chamber?
A: Lizard is a reptile that belongs to the Squamata order. There are nearly 6000 species of lizards…
Q: Which group of hadrosaurs had crests?
A: Hardradosaurids means bulky lizards. They were the family of herbivores dinasaurs. They were the…
Q: What is the classification of animals based on the feeding habit?
A: Animals are classified based on different criteria including the place they live in, the type of…
Q: Give the structure of a reptilian claw?
A: Class Reptilia includes the creeping- burrowing cold-blooded vertebrates bearing epidermal scales…
Q: Give an account of the body wall of lizard?
A: The lizards are cold-blooded chordates that belong to the class of reptiles. They are native to…
Q: Are there aquatic andflying mammals?
A: Animals are the groups of multicellular organisms that constitute the Animal kingdom. They are…
Q: What type of body symmetry does this creature have?
A: The correct Answer is Option D . Bilateral Symmetry .
Q: How do chordates reproduce?
A: Chordates are the animals that have a notochord, a nerve cord, pharyngeal gill slits and post anal…
Q: How do chordates reproduce?
A: The animal belongs to phylum Chordata is called chordate. Some characters observed in chordate are a…
Q: What characteristics make a pig a chordate?
A: Chordate Chordates belong to the phylum Chordata. During some period of the life cycle of chordates,…
Q: How many anatomical characteristics do cetaceans share with mammals and fish?
A: Introduction: Those vertebrates that have a memory gland and give birth to the young ones instead of…
Q: What are four shared derived characters of chordates?
A: Chordates are the animals with a vertebral column called ‘back bone’. The chordate animals are free…
Q: Which are the beings that form the kingdom Animalia? What are the two big groups into which this…
A: In biology, living beings are classified into four major kingdoms: Protista, Animalia, Plantae, and…
Q: Which are the beings that form the kingdom Animalia? What are the two big groups into which this…
A: Living organisms are classified into kingdoms based on the common anatomical and physiological…
Q: What made microraptor a unique feathered dinosaur?
A: In its ecosystem, Microraptor was one of the most abundant non-avialan dinosaurs, and the genus is…
Q: how did bat wings evolve from arms?
A: Evolution is the process of change in the features of an organism with time. It is based on 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 are the characteristics of a female mud crab ( Scylla serrate) on its carapace?
A: Carapace is meant for the protection and it vary in size and is different in males amd female.it is…
Q: What are the characteristics of a female mud crab ( Scylla serrate) on its carapace?
A: The scientific name of the mud crab is Scylla serrata. They are black in color. They are generally…
Q: What is the purpose of gill slits?
A: Gill slits are defined as the individual openings to the gills which lack a single outer cover.…
Q: How are wings and exoskeletons adaptive advantages in terms of the body structure of insects?
A: In this question, we have to mention the adaptive advantage of wings and exoskeleton in the insects.
Q: What does Hemidactylus mean?
A: Geckos are reptiles and are found on all the continents except Antarctica. These colorful lizards…
Q: What is the biggest turtle in North America?
A: Turtles are reptiles of the order Testudines characterized by a special bony or cartilaginous shell…
Q: How do penguins differ from other marine birds?
A: Birds, belonging to the class Aves, are the warm-blooded vertebrates possessing feathers. They have…
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 the Chordate characteristics ?
A: The chordates belong to the Chordata phylum of the animal kingdom. The name Chordata comes from…
Q: How many common characteristics do cetaceans share with mammals and fish?
A: According to the question, we have to explain how many common characteristics cetaceans share with…
Q: jawless fish What is the function of the notochord?
A: Ostracoderms are extinct fishes of Paleozoic. The first evolutionary character that appeared in…
Q: Do all chordates have backbones?
A: Chordates having following characters: Presence of dorsal hollow nerve cord. Presence of notochord.…
Q: Do echinoderms present with cephalization?
A: Cephalization is the formation of a central nervous system in organisms. Cephalization is important…
Q: Where most animals are tree dwellers?
A: Animals such as squirrels, bats, and leopards are called arboreal animals.
Q: How are the excretory systems of the three main arthropod classes constituted?
A: Arthropoda- These are invertebrate animals equipped with jointed appendages. It is the largest…
Q: What era did Australopithecus afarensis evolve?
A: It is required to identify the era in which Australopithecus afarensis evolve.
Q: Give a short note on the shark's musculature?
A: Sharks are the bony fishes which is predatory and carnivorous in nature. They are found in almost…
Q: How do Basilosaurus fossils provide clear evidence of evolution?
A: Basilosaurus was a toothed whale that lived in the planet about 34 to 40 billion years ago(Eocene…
Q: What is the external rigid carapace of arthropods called? Of which substance is it made? Which type…
A: The Arthropoda is the largest phylum in the Kingdom Animalia in terms of the number of species. It…
Q: What is the external rigid carapace of arthropods called? Of which substance is it made? Which type…
A: The group of eukaryotic, multicellular, and heterotrophic organisms is classified under the kingdom…