What are Bony Fishes ?

Q: What are Arachnids ?

A: Phylum Arthropoda has 4 subphyla: Chelicerata (arachnids), Hexapoda (insects), Crustacea…

Q: What class of Chordates is considered as the most advanced and highly specialized?

A: Phylum Chordata belongs to the Kingdom Animalia and includes all the vertebrates, i.e., animals with…

Q: Is scoliodon a shark?

A: Elasmobranchii is a subclass of cartilaginous fishes that have five to seven laterals to ventral…

Q: What is a jawless vertebrate-petromyzon with its structure?

A: Jawless fishes are otherwise known as "Agnatha" and it is a superclass of the phylum Chordata. These…

Q: In what ways are annelids important?

A: The organisms of the ecosystem have different features compared to the others. Classification is the…

Q: Which Animals Are Chordates?

A: Animals are multicellular eukaryotic organisms belonging to kingdom Animalia that are heterotrophic,…

Q: What is one characteristics that separates chordates from all other animals

A: Most chordates are creatures with backbones/ spines. These reach from little fish to whales. They…

Q: What are Annelids ?

A: Phylum Annelida belongs to the kingdom Animalia. They are found in both aquatic and terrestrial…

Q: . What are the major types of cartilaginous and bony fishes?

A: A chordate is a creature of the phylum Chordata. During some time of their life cycle, chordates…

Q: How do flatworms breathe?

A: The worm of a phylum includes the planarians that will together and the parasitic flukes and…

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: What features distinguish the two classes of annelids, and wheredo members of each group live?

A: Annelids are true-segmented worms. They belong to the phylum Annelida. They are usually found in…

Q: What are some examples of roundworms?

A: The group of eukaryotic, multicellular, and heterotrophic organisms is classified under the kingdom…

Q: How do arthropods grow?

A: Arthropods occur on land, in the soil, sea water, fresh water and in the bodies of animals and…

Q: What are Arthropods ? Explain the characteristics of Arthropods ?

A: Arthropod are the largest phylum in animal kingdom.

Q: Do amphibians have amniotic eggs?

A: No amphibians does not have amniotic eggs.

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: What are four key defining characteristics of chordates?

A: Phylum Chordata is the third largest phylum. The animals belonging to this phylum are called…

Q: What is the type of circulatory system present in annelids?

A: The animals are the most abundant living organism that are found in almost every habitat. They have…

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: Under which environments do echinoderms live?

A: Echinoderms are the animals that have no terrestrial or freshwater representatives. Echinoderms…

Q: If snakes are limbless, how can they be consideredtetrapods?

A: The organisms of the ecosystem have significant properties. Depending upon the different features of…

Q: What are Free-Living Flatworms ?

A: Flatworms are the flattened invertebrates belonging to the Platyhelminthes phylum in the animal…

Q: Which chordates are craniates, and which of those are alsovertebrates?

A: Craniates are a group of chordates that possess a craniate skull made up of hard bone. All craniates…

Q: What are the main morphological features of arthropods?

A: Higher invertebrates phyla consist of animals taking higher positions in the phylogenetic tree of…

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 a major difference in function of the coelom in holothurians compared with other…

A: The holothurians are commonly called sea cucumbers. They have one distinct feature which separates…

Q: What is a tongue worm, and where would it be found?

A: Tongue worms are classified as the members of Pentastomida under the Phylum Arthropoda, because they…

Q: What are some examples of arthropods?

A: The organisms belonging to the phylum Arthropoda are characterized by the presence of pairs of…

Q: What kind of arthropods are chiggers?

A: Chiggers are tiny mites that usually get their traits confused with the scabies mites. They are also…

Q: what  is a carapace?

A: Numerous animals have a protective covering on the outside of their bodies. Some of the animals with…

Q: How is excretion done inamphibians?

A: Amphibians are the cold-blooded vertebrates. They can live in water as well as on land. There…

Q: What is FISH?

A: In terms of biology, fish is a marine animal that comprises only gills, backbone, and fins.

Q: What are some examples of annelids?

A: Annelids are free living animals and live in freshwater, marine, and terrestrial environments. There…

Q: How does starfish form its coelom? how about earthworms?

A: Echinoderms are exclusively marine organisms includes starfish, sea urchins, brittle stars, and…

Q: What’s an invertebrate?

A: RH Whittaker gave the five-kingdom classification and divided all the living organisms into the five…

Q: What does the name “echinoderm” mean?

A: Echinoderms have the following characteristics- 1. They are triploblastic. 2. They are marine. 3.…

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: Where do kinorhynchs live?

A: Kinorhynchs are tiny, spiny, clear, yellowish or reddish worms. They usually have 13 body segments:…

Q: What characteristic defines a chordate who is also a vertebrate?

A: The animal kingdom is divided into two phyla- Chordata and non-chordata. The phylum Chordata…

Q: What are the characteristic features of the chordates?

A: A phylum is a taxonomic classification that comes after domain and kingdom in the classification…

Q: What are benthoic animals?

A: The animals are eukaryotic and multicellular organisms.

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 is the role of elaborated cloaca in reptiles?

A: Reptiles are characterized by the presence of four limbs and uric acid as the nitrogenous waste…

Q: Do echinoderms have an excretory system? How is excretion done in these animals?

A: We answer only the first question as you have posted multiple choice questions. If you need help…

Q: In what ways were therapsids adaptively superior to the amphibians and reptiles that preceded them?

A: Therapsids are the ancestors of present-day mammals and their related ancestors. They represent an…