Life cycle of Ectocarpus and Fucus respectively are
Haplodiplontic, Haplontic
Haplontic, Diplontic
Diplontic, Haplodiplontic
Haplodiplontic, Diplontic
Related Questions
A spherical colony of interconnected algal cells is characteristic of:
Volvox
Pandorina
Eudorina
Chlorella
Consider the following statements regarding reproduction in class-Chloropyceae.
I. Asexual reproduction is mainly by flagellated zoospores produced in zoosporangia.
II. The sexual reproduction shows considerable variation in the type and formation of sex cells and it may be isogamous, anisogamous and oogamous.
Which of the statements given above are correct?
Only I
Only II
I and II
None of these
Brown colouration of phaeophyceae is due to excess
Fucoxanthin
Zeaxanthin
Phycoerythrin
Lycopene
Which of the following algae is responsible for red tides?
Spirogyra
Gonyaulax
Volvox
Chlamydomonas
Which unusual photosynthetic pigment combination distinguishes members of the class Dinophyceae (dinoflagellates)?
Chlorophyll a, chlorophyll b
Chlorophyll a, phycobilins
Chlorophyll d, phycoerythrin
Chlorophyll a, chlorophyll c, carotenoids
Homogametes are produced by
Chara
Fucus
Volvox
Cladophora
Which of the given algae produces isogametes?
Cladophora
Fucus
Volvox
Chara
If an organism undergoes zygotic meiosis, what is the ploidy of the dominant stage in its life cycle?
Haploid
Diploid
Triploid
Tetraploid
Which statement regarding the comparison of mitosis and meiosis is FALSE?
Meiosis results in haploid cells.
Mitosis produces genetically different cells.
Meiosis involves two rounds of cell division.
Mitosis is used for growth and repair.
Which polysaccharide found in red algae shares structural similarities with amylopectin?
Laminarin
Agar
Carrageenan
Floridean starch
