MCQ
Assured seed set is possible even in absence of pollinators, when pollination is:
- AChasmogamous
- BCleistogamous
- CGeitonogamous
- DXenogamous
Explanation:
Cleistogamy is the phenomenon of self-pollination that takes place in a closed flower.
In this there is transfer of pollens from the anther to stigma of the same flower.
Self- pollination results in preservation of pure lines.
However, new variety of species will not be produced by this type of pollination.
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$(A)$ Some snails go into _____$(i)$_____ to avoid ____$(ii)$_____ related problems.
$(B)$ Since small animals have a ____$(iii)$___ surface area relative to their volume, they tend to lose body heat
_____$(iv)$______ when it is cold outside.
$(C)$ Next to temperature, _____$(v)$____ is the most ecologically important environmental factor.
$(D)$ Every ____$(vi)$____ the famous Keolado National Park in Rajasthan host thousands of migrating birds.
Which one of the following option gives the correct fill ups for the respective blank numbers from $(i)$ to $(vi)$ in
the statements?