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Q.
A typical example of cross-pollination is
AFMCAFMC 2012
Solution:
Wheat plants show self-pollination with the help of wind, rice is predominantly self-pollinating but rarely cross-pollination also occurs.
Peas are bisexual plants and thus show self-pollination.
Whereas tomato shows cross-pollination naturally because it possesses sticky pollen grains that can be transferred with the help of insect such as bees.