Q. In the hard ticks the dorsum of its body is covered by a hard shield is called

A
Scutum
B
Sebum
C
Serum
D
Shell shield
Solution:

Hard ticks are described as hard because of various hardened (sclerotized) plates on their body surface, especially the scutum (or dorsal plate). The scutum of some species contains colored pigment or enamel, making patterns known as ornamentation.

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