Biology 11 Chapter - 9
Diversity Among Animals - 30
1.
Which one of the following is the larvae of echinoderms?
a) B and c are correct
b) Trochophore
c) Bipinnaria
d) Brachiolaria
2.
Echinoderms have close resemblance with?
a) Nematodes
b) Mollusks
c) Arthropodes
d) Chordates
3.
Which one of the following characters is not common in Echinoderms and chordates?
a) Similar early developement
b) Mesodermal skeleton
c) Deutrostomous
d) Water vascular system
4.
Ophiuroids are?
a) Echinoderms
b) Arthropodes
c) Sponges
d) Mollusks
5.
In sea cucumber, the respiration is through?
a) All of these
b) Dermal branchiae
c) Respiratory tree
d) Tube feet
6.
In spiny brittle star, the respiration is through?
a) Dermal branchiae
b) Respiratory tree
c) Bursae
d) Tube feet
7.
Which one of the following is not the charactristic of echinoderms?
a) Excretory organs are absent
b) Excretory organs are well developed
c) Blood vascular system is reduced
d) Brains are absent
8.
Which one of the following is used in making soup in china?
a) Sea urchin
b) Sea cucumber
c) Star fish
d) Brittle star
9.
The gonads of ___ are eaten as food in south america?
a) Brittle star
b) Sea cucumber
c) Star fish
d) Sea urchin
10.
People in west indies use the eggs of ___ as food?
a) Sea urchin
b) B and d are correct
c) Star fish
d) Sea lily
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