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Diversity Living World - Questions and Answers

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176. Which of the birds hovers over a flower for sucking nectar or catching insects without sitting over it
A. Humming bird
B. Sandpiper
C. Hornbill
D. Parrot
Explanation:
177. Flowers visited by humming birds are
A. Odourless and reddish-yellowish
B. Scented and reddish-yellowish
C. Scented and differently coloured
D. Nonscented and differently coloured
Explanation:
178. Conversion of blastula into gastrula is
A. Cleavage
B. Morphogenesis
C. Differentiation
D. Reproduction
Explanation:
179. Teleology is
A. Doctrine of purpose
B. Finding reason for a natural phenomenon
C. Finding God’s will in natural phenomena
D. All the above
Explanation:
180. Long term adaptation is
A. Inheritable
B. Permanent
C. Formed due to evolution
D. All the above
Explanation: