Q. Which of the following pollination types is caused by birds?

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Solution:

Pollination by birds is called omithophily, e.g., humming birds, honey eaters, sunbirds are sensitive to colours and have powerful vision. Main omithophilous plants are Strelitzia, Bignonia capreolata, Bombax, Callistemon, Erythrina, etc. Entomophily is pollination by insects. Pollination by bats is called chiropterophily. Pollination by snails and slugs is called malacophily.