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Practice each question, then open the answer or worked solution.
Food is stored as Floridian starch in Rhodophyceae. Mannitol is the reserve food material of which group of algae?
Mannitol is the reserve food material of Phaeophyceae, the brown algae.
Give an example of plants with
a. Haplontic life cycle
b. Diplontic life cycle
c. Haplo- diplontic life cycle
A. Volvox
B.Pinus
C. Ectocarpus
The plant body in higher plants is well-differentiated and well developed. Roots are the organs used for absorption. What is the equivalent of roots in the less developed lower plants?
Rhizoids, these are the thread-like structures. In liverworts unicellular rhizoids are present and in mosses multicellular rhizoid with oblique septa are present.
Most algal genera show haplontic lifestyle. Name an alga which is
a. Haplo-diplontic
b. Diplontic
A. Ectocarpus is the algae which are Haplo-diplontic
B. Fucus is the algae which are diplontic
In Bryophytes male and female sex organs are called ____________ and __________.
A) antheridium and B) archegonium