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Biology Class 11 Chapter 10 - Kingdom Animalia - Part 12
1.
Nephridia are the organs of respiration, present in each segment of Annelids body.
a) False
b) True
2.
Setae are the organs of locomotion in polychaeta.
a) True
b) False
3.
Blood of arthropods is coloured as it is with haemoglobin.
a) True
b) False
4.
A single pair of antennae is present in crustaceans.
a) True
b) False
5.
The process of shedding of exoskeleton is called moulting or ecdysis.
a) False
b) True
6.
Tse-tse fly transmits plasmodium to man which causes sleeping sickness.
a) False
b) True
7.
Molluscs are triploblastic coelomates which exhibit radial symmetry.
a) False
b) True
8.
A respiratiory pigment of red colour, haemocyanin is present in blood of molluscs.
a) True
b) False
9.
Cephalopods have coiled, one piece shell.
a) True
b) False
10.
Nervous and circulatory systems of echinoderms are highly developed.
a) True
b) False
11.
Hemichordates have a combination of both invertebrate and chordate characteristics.
a) False
b) True
12.
Body of hemichordates is divided into an anterior proboscis and trunk.
a) True
b) False
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