Cleistogamous flowers are invariably autogamous because</h2></div>

The phenomenon observed in some plants wherein parts of the sexual apparatus is used for forming embryos without fertili…

<br> Give any two examples each of endospermic (albuminous) seeds and non-endospermic (exalbuminous) seeds.<br&…

Sage flower is pollinated by</h2></div>

Define autogamy.</h2></div>

<div><br> </div>Which is this plant?</h2><div class="Question_backgroundImg__6PgwQ"…

Pollen grain are able to tolerate extremes of temperature and desiccation because their exine consists of </…

Name the part of gynoecium that determines the compatible nature of pollen grain.</h2></div>