Plant Kingdom T...

From which of the following algae, agar is commercially extracted:
(a) Gracilaria
(b) Fucus
(c) Sargassum
(d) Gelidium
(e) Turbinaria

Laminaria (Kelp) and Fucus (Rockweed) are examples of

Match the following.

Choose the wrong pair.

Select the correct major pigments and stored food in different groups of algae.
(a) Chlorophyceae - Stored food starch, major pigments Chl $a, b$
(b) Phaeophyceae - Stored food laminarin, major pigments Chl $a, b$
(c) Rhodophyceae - Stored food floridean starch, major pigments Chl $a$ and $d$, phycoerythrin.

Mannitol is storage food in

Leaves of moss plant possess

Isomorphic alternation of generations is found in

In the diagram given below, some of the algae have been labelled $a, b, c, d$ and $e$. These algae are respectively identified as

Select the correct matches.
(a) Phaeophyceae - Mannitol
(b) Rhodophyceae - Dictyota
(c) Chlorophyceae - Non-motile gametes
(d) Rhodophyceae - $r$-phycoerythrin.