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प्रश्न
Main characteristics of Nematoda:
Write down four main characters of Nematoda.
Explain general characteristics of phylum Nematoda.
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उत्तर
(i) They are bilaterally symmetrical, triploblastic, pseudocoelomate and unsegmented animals.
(ii) They have a cylindrical or flattened, worm-like body.
(iii) Sexes are separate.
(iv) Body is covered with a tough, resistant cuticle.
संबंधित प्रश्न
What are the differences between animals belonging to the Aves group and those in the mammalia group?
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 |
Give four general characters of phylum Mollusca.
Write down four characters of Chondrichtyes.
Describe some flight adaptations of the birds.
Give an example of Urochordata.
Distinguish between polyp and medusa.
Explain general characteristics of phylum Platyhelminthes.
Name major phyla of Animal kingdom. Write down one character and one example of each of them.
Given below is an animal followed by three terms or features. Underline the term which does not match with the animal.
Butterfly- Insecta, Invertebrata, Mollusca
TYRANNOSAURUS
(One of the extinct animals which lived on the Earth about 100,000,000 years ago) Tyrannosaurus was about six meters long and it preyed upon other animals.
What do you think about its classification-was it an amphibian, a reptile or a mammal?
Can you call it a relative of Kangaroo? Yes/No. Give reason
Write down a flow chart showing subdivisions of kingdom Animalia.
Give four important characters of mammals.
Write two main characters of the following animal and name the phylum it belongs to: Whale
Give the name of two animals that belong to phylum echinodermata.
Fill in the blanks:
Dog fish belongs to phylum ______.
Choose the correct answer: Protista is the link between
Carolus Linnaeus is known as the Father of ______.
What is binomial nomenclature?
Bilaterally symmetrical and acoelomate animal are exemplified by:
