SaraNextGen Study App [2022-23]
Last Updated On 23-10-2022 - By Sara

The point by which Annelida advanced over Nematoda is

a)

True coelom

b)

Metameric segmentation

c)

Closed circulation

d)

All of the above


Question ID - 290 :-

The point by which Annelida advanced over Nematoda is

a)

True coelom

b)

Metameric segmentation

c)

Closed circulation

d)

All of the above

1 Answer
5876 Votes
3537

Answer Key : (d) -

(d)

Annelids have true coelom, metameric segmentation and closed circulation.



Next Question :

A transverse section of Pheretima taken through the 10th segment is observed in microscope. Which of the following structures can be observed in the section?

a)

Stomach, dorsal blood vessel, ventral blood vessel, supraoesophageal vessel, anterior loops, ring vessel and micronephridia

b)

Stomach, dorsal blood vessel, ventral blood vessel, lateral hearts, ring vessels and pharyngeal nephridia

c)

Intestine, dorsal blood vessel, ventral blood vessel, supraoesophageal vessel and septal nephridia

d)

Stomach, dorsal blood vessel, sub-neural blood vessel and lateral hearts


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