In sausage tree (Kigelia africana) the pollination takes place by
Birds
Bats
Wind
Insects
In which of the following types of embryo sac the megaspore nuclei do not fuse to form a triploid nucleus at chalazal end
Flower is intersexual in
Fruit formed without fertlisation of ovary is called
If a sporangium is derived from a single cell, it is called