STD 12 - 1. sexual reproduction in flowering plants — NEET STD 11 Science — Question

Which of the following plants possess naked seeds?

Plant cells lack

Where would you look for active cell division in plant

Which of the following in sewage treatment remove suspended solids?

Select the wrong statement for placentation.
i. In Mustard and Argemone, the ovary is one-chambered but it becomes two-chambered due to the formation of the false septum.
ii. In Dianthus and Primrose, the placentation is called free central.
iii. In basal placentation, the placenta develops at the base of the ovary and many ovules are attached.
iv. In sunflower and marigold, basal placentation present.
v. In mustard and Argemone, free central placentation present.

Vegetative reproduction in Funaria takes place by

The point of attachment of funicle with chalazal end is called

Karyotaxonomy is the modern branch of classification which is based on

Why exotic species become invasive sometime and starts spreading fast because of