In which one of the following, the genus name, its two characters and its class/phylum are correctly matched?

  • Option 1)
    Genus   Two Characters Class/phylum
    Ascaris (i) Body segmented Annelida
    (ii) Males and females distinct

     

  • Option 2)
    Genus   Two Characters Class/phylum
    Sala-mandra (i) A tympanum represents ear Amphibia
    (ii) Fertilization is external
  • Option 3)
    Genus   Two Characters Class/phylum
    Pteropus (i) Skin possesses hair Mammalia
    (ii) Oviparous
  • Option 4)
    Genus   Two Characters Class/phylum
    Aurelia (i) Cnidoblasts Coelenterata
    (ii) Organ level of organization
 

Answers (1)

 

Body of amphibia -

Body is divided into head and trunk, and some posses tail. Eyelids and tympanum (ear) present.

- wherein

Skin is moist and without scales but having cutaneous glands.

 

 

Reproduction in amphibia -

Sexes are separate, male without copulatory organ, fertilization external, oviparous.

- wherein

Development direct or indirect.

 

Salamandra belongs to class Amphibia


Option 1)

Genus   Two Characters Class/phylum
Ascaris (i) Body segmented Annelida
(ii) Males and females distinct

 

Incorrect

Option 2)

Genus   Two Characters Class/phylum
Sala-mandra (i) A tympanum represents ear Amphibia
(ii) Fertilization is external

Correct

Option 3)

Genus   Two Characters Class/phylum
Pteropus (i) Skin possesses hair Mammalia
(ii) Oviparous

Incorrect

Option 4)

Genus   Two Characters Class/phylum
Aurelia (i) Cnidoblasts Coelenterata
(ii) Organ level of organization

Incorrect

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