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प्रश्न
Write one difference between the following pair:
Invertebrates and Vertebrates
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उत्तर
| Invertebrates | Vertebrates | ||
| 1 | The animals do not have a backbone. | 1 | The animals which have a backbone or a vertebral column. |
| 2 | They are further classified into nine groups. | 2 | They are further classified into five groups. |
| 3 | Example: Octopus, Starfish. | 3 | Example: Human Being, Lizard. |
संबंधित प्रश्न
What are the differences between amphibians and reptiles?
Match the following:
| Column I | Column II | ||
| (a) | Operculum | (i) | Ctenophora |
| (b) | Parapodia | (ii) | Mollusca |
| (c) | Scales | (iii) | Porifera |
| (d) | Comb plates | (iv) | Reptilia |
| (e) | Radula | (v) | Annelida |
| (f) | Hairs | (vi) | Cyclostomata and Chondrichthyes |
| (g) | Choanocytes | (vii) | Mammalia |
| (h) | Gill slits | (viii) | Osteichthyes |
Tick (✓) the appropriate answer:
Scientist who introduced binomial nomenclature is
Explain general characteristics of phylum Platyhelminthes and Nematoda. Give two examples of each.
Rewrite the following scientific names correctly.
ficus religiosa (peepal), zea Mays (maize) and Bombyx Mori (silk moth).
What are the group names of the following categories of animals?
Animals with three pairs of legs ___________
Name three animals (belonging to different classes) which breathe by means of lungs but have no external ears (pinnae).
Give four important characters of mammals.
Write two main characters of the following animal and name the phylum it belongs to: Jelly fish
Give the name of two animals that belong to phylum echinodermata.
Write name of any poikilothermic animal.
Write the name of oviparous mammal.
Give two examples of each of the following: Platyhelminthes
Choose the correct answer: Binomial Nomenclature was proposed by
______ in 1623, introduced the binomial nomenclature.
Assertion (A): Reptiles are warm-blooded animals.
Reason (R): They have scales.
Bilaterally symmetrical and acoelomate animal are exemplified by:
Kingdom Animalia is characterized by
