Plant Kingdom T...

The half of the total carbon dioxide fixation on earth is carried out by algae through

A plant producing seeds but lacking flowers is

Identify the plant shown in the figure given below.

Which plant division is known as amphibians

All seed bearing plant, alternation of generation is

In Ulothrix or Spirogyra, reduction division (meiosis) occurs at the time of

A moss plant are used as a fuel are

Male and female gametophytes do not have free independent existence in

The yellow or brown spots which have sporangia in fern are called

Megasporangium of seed plants are called

The cell wall of green algae is made up of

Which plant division is known as amphibians of the plant kingdom?

The structure formed by germinated fern spore is

In gymnosperms cross pollination is accompanied by

Angiosperm: roots :: Rhodophyta :?

Which classes of algae possess chlorophyll a, chlorophyll c, carotenoids and xanthophylls?

Bryophytes flourish is moist and shady environments because

The megasporangium of naked seed plants are called

Greatest extent of adaptation to various environments is found in

Primary endosperm nucleus is formed by

The process of fusion between one large and non-motile female gamete with smaller, motile male gamete is termed as

Archegoniophore occurs in

The cone of Gymnosperms represent the

Primary endosperm nucleus is formed by

Phloem of angiosperms differ from that of other vascular plants by the presence of