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Byju's Answer
Standard XII
Biology
Class Osteichthyes
Molluscs have...
Question
Molluscs have only two germ layers- the ectoderm and the endoderm.
A
False
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B
True
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Solution
The correct option is
A
False
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Similar questions
Q.
Ectoderms, mesoderm and endoderm are the three germ layers. Which layer among the three gives rise to the connective tissue?
Q.
Identify the correctly matched pair/pairs of the germ layers and their derivatives.
A. Ectoderm - Epidermis
B. Endoderm - Dermis
C. Mesoderm - Muscles
D. Mesoderm - Notochord
E. Endoderm - Enamel of teeth
Q.
Identify the correctly matched pair/pairs of the germ layers and their derivatives.
(A) Ectoderm - Epidermis
(B) Enoderm - Dermis
(C) Mesoderm - Muscles
(D) Mesoderm - Notochord
(E) Endoderm - Enamel of teeth
Q.
Between ectoderm and endoderm an undifferentiated layer mesoglea is not present in ________.
Q.
Differentiated embryonic layers are called
I. ectoderm
II. endoderm
III. mesoderm
lV. mesoglea
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