Q)
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(d) Use of spears as weapon
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Fossils act as evidences of organic evolution. Which one of these features does not justify the
feature of fossils?
(a) They are remains of hard parts of life forms that existed in the past.
) They are the remains of decayed and decomposed body parts
(c) Fossils present in the lower strata of the earth are older than those present in the
upper strata
(d) Study of fossils in different sedimentary layers indicates the geological period in which
they existed.
The wings of a bird and the wings of an insect are
6
(b) Homologous structures and represent convergent evolution
ructures and renresent divergent evolution
(a) Phylogenetic struetures and represent divergent evolution
menters.onli
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