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Biology NEET - XI: Chapter 4: Animal Kingdom Part 8

Biology25 CardsCreated about 2 months ago

This deck covers key questions and answers from Chapter 4 of the Biology NEET syllabus, focusing on the Animal Kingdom, specifically Part 8. It includes information on various organisms, their characteristics, and classifications.

Which is the smallest tapeworm known?

Echinococcus
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Key Terms

Term
Definition
Which is the smallest tapeworm known?
Echinococcus
What is apolysis?
Sloughing off of proglottids of platyhelminthes
What type of cells are found in the epidermis of Aschelminthes?
Syncitial
What type of fibres are found in the muscular layer of body wall of Aschelminthes?
Longitudinal fibres
What is the unique character of aschelminthes?
No cilia/flagella in any stage of organism
What are the excretory organs of Aschelminthes?
H-shaped renette cells/solenocytes

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TermDefinition
Which is the smallest tapeworm known?
Echinococcus
What is apolysis?
Sloughing off of proglottids of platyhelminthes
What type of cells are found in the epidermis of Aschelminthes?
Syncitial
What type of fibres are found in the muscular layer of body wall of Aschelminthes?
Longitudinal fibres
What is the unique character of aschelminthes?
No cilia/flagella in any stage of organism
What are the excretory organs of Aschelminthes?
H-shaped renette cells/solenocytes
How does respiration occur in Aschelminthes?
By diffusion through body surface
What is phasmid?
Chemosensitive and secretory sense organ found in nematodes
Which larva is found in Ascaris?
Rhabditiform larva
How many pineal setae are found in the male ascaris?
Two
How many openings do the male and female Ascaris have?
Three in males and four in females
Which is a free living nematode?
Rhabditis
What type of parasite is Ascaris (in terms of host)?
Monogenetic parasite
What is the infective stage of Ascaris?
Juvenile larva
Which was the first discovered parasite of human intestine?
Ancylostoma
Give an example of ovoviviparous nematode.
Wuchereria bancrofti
Which nematode is also called the whip worm?
Trichuris trichuris
Give the example of a viviparous nematode.
Trichinella spiralis
Which nematode is also called pinworm?
Enterobius vermicularis
Which nematode is called guinea worm/fiery serpant?
Dracanculus medinensis (subcutaneous parasite)
Which organisms are known as schizocoelomic?
The organisms in which coelom is formed by the splitting of mesoderm.
Which organisms are known as enterocoelomic?
The organisms in which coelom is formed as an evagination of endoderm.
In which phylum haemoglobin is dissolved in plasma?
Annelida
What is the larval stage of nereis?
Trocophore larva
What is the basis of classification of Annelida?
Locomotory organs