Practice free Classification of Animal Kingdom (Zoology) NEET multiple-choice questions online with instant answers and detailed explanations. No login required.
Which of the following terms is NOT a common name for Ctenophores?
The NCERT states, 'Ctenophores, commonly known as sea walnuts or comb jellies'. Flatworms are common names for Platyhelminthes.
An example of an organism belonging to Phylum Ctenophora is:
The NCERT provides 'Examples: Pleurobrachia and Ctenoplana' for Ctenophora. Taenia and Fasciola are examples of Platyhelminthes, while Hydra belongs to Coelenterata.
Ctenophores are classified as diploblastic organisms because they have:
The NCERT states, 'Ctenophores... are... diploblastic organisms'. Diploblastic organisms are characterized by having two embryonic germ layers: ectoderm and endoderm.
Which level of organization is characteristic of Ctenophores?
The NCERT states that Ctenophores have 'tissue level of organisation'.
The 'comb plates' in Ctenophores are composed of:
The NCERT mentions 'eight external rows of ciliated comb plates', indicating they are made of cilia.
Which of the following characteristics is unique to mammals among all animals?
As per the NCERT text, 'mammals is unique in possessing hair.' While other options are also true for mammals, they are not unique to them among all animals. For example, birds also have a four-chambered heart and are homoiothermous, and many vertebrates respire by lungs.
Which of the following is an example of an oviparous mammal?
The NCERT text lists 'Oviparous- Ornithorhynchus (Platypus)' as an example. The other options are listed under viviparous mammals.
Mammals are generally viviparous, but an exception listed in the NCERT context is:
The NCERT text states, 'They are viviparous with few exceptions and development is direct. Examples: Oviparous- Ornithorhynchus (Platypus)'. Therefore, Ornithorhynchus is the mentioned exception.
The order Primata, comprising monkey, gorilla, and gibbon, is placed in which taxonomic class?
From the section '1.2.5 Class', it is stated: 'For example, order Primata comprising monkey, gorilla and gibbon is placed in class Mammalia along with order Carnivora...'
Mammals exhibit which level of organization?
The table 'Salient distinguishing features of all phyla under animal kingdom' shows that 'Organ-system level' is characteristic of Chordata, under which Mammalia falls. The general description of vertebrates also includes 'organ-system level of organisation'.
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