Mannitol is the stored food in of
Chara
Porphyra
Fucus
Fucus
C.
Fucus
Fucus belongs to class-Phaeophyceae, in which reserve food is found in form of laminarin, mannitol and oil.
Chara belongs to class- Chlorophyceae, in which reserve food is found in form of starch and oil.
Porphyra and Grachillaria belong to class- Rhodophyceae, in which reserve food is found in form of floridean starch and Galactan- SO4 polymers
The scutellum observed in a grain of Wheat or maize is comparable to which part of the seed in other monocotyledons?
Cotyledon
Endosperm
Aleurone layer
Aleurone layer
Which one of the following is a vascular cryptogam?
Equisetum
Ginkgo
Marchantia
Marchantia
Examine the figure A, B, C, and D. In which one of the four options, all the items A, B, C and D are correct.
A |
B |
C |
D |
Chara |
Marchantia |
Fucus |
Pinus |
A |
B |
C |
D |
Equisetum |
Ginkgo |
Selaginella |
Lycopodium |
A |
B |
C |
D |
Selaginella |
Equisetum |
Salvinia |
Ginkgo |
A |
B |
C |
D |
Selaginella |
Equisetum |
Salvinia |
Ginkgo |
The correct sequence of plants in a hydrosere is
Oak → Lantana → scirpus→Pistia→Hydrilla→Volvox
Volvox → Hydrilla → Pistia → Scirpus → Lantana → Oak
Pista → Volvox → Scirpus → Hydrilla → Oak → Lantana
Pista → Volvox → Scirpus → Hydrilla → Oak → Lantana
Which one of the following is considered important in the development of seed habit?
Dependent sporophyte
Heterospory
Haplontic life cycle
Haplontic life cycle