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प्रश्न
Prepare a list of some animals that are found parasitic on human beings.
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उत्तर
List of some animals that are found parasitic on human beings:
| Parasite | Nature of parasites | Organ |
| Taenia solium (Pork Tapeworm) | Endoparasite | Small intestine |
| Schistosoma (Blood fluke) | Endoparasite | Hepatic portal system and mesenteric blood vessels |
| Ancylstoma duodenale (Hook worm) | Endoparasite | Small intestine |
| Wuchereria (Filarial worm) | Endoparasite | Lymph nodes and lymphatic vessels |
| Enterobius (Pin worm) | Endoparasite | Colon, caecum or vermiform appendix |
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संबंधित प्रश्न
What are the difficulties that you would face in classification of animals, if common fundamental features are not taken into account?
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
Write one difference between the following pair:
Invertebrates and Vertebrates
Match the animals given under column A with their respective classification group given under column B
| Column A | Column B | ||
| 1 | Sponge | a | Amphibia |
| 2 | Snail | b | Reptilia |
| 3 | Butterfly | c | Echinodermata |
| 4 | Toad | d | Mollusca |
| 5 | Lizard | e | Arthropoda |
| 6 | Starfish | f | Porifera |
Write down four main characters of Platyhelminthes. Give two examples.
What do you mean by the term triploblastic animals? Give two example.
What do you mean by the term coelomate animals? Give two examples.
Name the phylum in which ambulacral system is present. What is its function?
What are differences between the following :
(a) Cartilaginous fishes and bony fishes ;
(b) Amphibia and Reptilia ;
(c) Aves and mammals.
Write down four general characters of Porifera. Give two examples.
Describe general characteristics of phylum Annelida. Give one example each class of Annelida.
Name major phyla of Animal kingdom. Write down one character and one example of each of them.
The animals (Kingdom Animalia) are mainly grouped under two categories
Why are scientific names of living beings considered better than their common names?
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 a backbone _____________
What are the group names of the following categories of animals?
Animals with a hairy skin ___________
Give any one difference between the following :
Flatworm and Roundworm
Given below is an animal followed by three terms or features. Underline the term which does not match with the animal.
Earthworm - Invertebrata, Annelida, Insecta
Write two main characters of the following animal and name the phylum it belongs to: Whale
Write two main characters of the following animal and name the phylum it belongs to: Jelly fish
Fill in the blanks:
The excretory organs of platyhelminthes are ______.
Fill in the blanks:
Nephridia are the excretory organs of ______.
Fill in the blanks:
Dog fish belongs to phylum ______.
Choose the correct answer: Mosquito is included in insects because
Choose the correct answer: Jelly-fish is classified in the phylum
Choose the correct answer: The animal of phylum protozoa is
Choose the correct answer: Which of the following is not a helminth parasite?
Choose the correct answer: Whittaker is famous
Choose the correct answer: 'Systema naturae' has been written by
______ in 1623, introduced the binomial nomenclature.
The binomial name of onion is ______.
What is binomial nomenclature?
Write short notes on – Binomial Nomenclature.
Assertion (A): Reptiles are warm-blooded animals.
Reason (R): They have scales.
Kingdom Animalia is characterized by
Consider the following statements:
- Annelids are true coelomates
- Poriferans are pseudocoelomates
- Aschelminthes are acoelomates
- Platyhelminthes are pseudocoelomates
Choose the correct answer from the options given below:
