Embryogenesis is absent in which of the given plant groups?
Algae
Bryophyte
Pteridophyte
Gymnosperm
Related Questions
Plant body is not filamentous in
Spirogyra
Ulothrix
Ectocarpus
Volvox
If you are asked to classify the various algae into distinct groups, which of the following characters you should choose?
Types of pigments present in the cell
Nature of stored food materials in the cell
Structural organization of thallus
Chemical composition of the cell wall
Which of the following characteristics is NOT associated with Chlamydomonas?
Multicellularity
Presence of flagella
Asexual reproduction
Presence of chlorophyll
Which algal group possesses chlorophyll a and c, but lacks chlorophyll b?
Chlorophyceae
Phaeophyceae
Rhodophyceae
Cyanophyceae
The following is an unicellular Algae
Chlamydomonas
Volvox
Spirogyra
Ulva
Which of these algae does NOT contribute significantly to carrageenan production?
Laminaria
Chondrus
Gigartina
Gelidium
Which green alga shows heterotrichous habit and may have given rise to terrestrial (land) habit?
Chlamydomonas
Fritschiella
Vaucheria
Ulothrix
Oogamous means
Fusion between female and male gametes. Both are similar in size
Fusion between one large female gamete and a smaller non-motile male gamete
Fusion between one large female gamete and a smaller motile male gamete
Fusion between one smaller female gamete and a large motile male gamete
Choose the correct match regarding forms of Algae
Colonial – volvox
Unicellular – chara
Filamentous – chlamydomonas
Branched filamentous – spirogyra
Archegonia is female sex organs in all except
Pinus
Adiantum
Polysiphonia
Funaria
