Which algal division is characterized by the presence of a 'peculiar' type of nuclear division and the absence of flagellated stages in its life cycle?
Chlorophyta
Phaeophyta
Rhodophyta
Xanthophyta
Related Questions
Swarm Spores are produced by
Penicillium
Rhizopus
Spirogyra
Chlamydomonas
Which of these characteristics describes a monoecious plant?
Male and female flowers on separate plants
Both male and female reproductive parts in the same flower
Only male or female flowers on a plant
Separate male and female flowers on the same plant
Agar-agar is obtained from which group of algae?
Chlorophyceae
Phaeophyceae
Rhodophyceae
Cyanophyceae
Algae having heterogametes are.
Funaria, Pteris
Liver Worts
Chara, Fucus
Chara, Marchantia
Fusion of two gametes, which are dissimilar in size is termed as
Oogamy
Isogamy
Anisogamy
Zoogamy
The alga rich in protein is
Chlorella
Ulothrix
Laminaria
Nostoc
Chlamydomonas nivalis is responsible for
Red snow
Red rust of tea
Yellow snow
Brown snow
Which of the following pairs is of unicellular algae ?
Laminaria and Sargassum
Gelidium and Gracilaria
Anabaena and Volvox
Chlorella and Spirulina
(A): Algin is obtained from algae
(R): Vinblastin is a secondary metabolite.
both (A) and (R) are true and (R) is the correct explanation of (A)
both (A) and (R) are true and (R) is not the correct explanation of (A)
(A) is true but (R) is false
both (A) and (R) are false.
AN example of colonial alga is
Spirogyra
Chlorella
Volvox
Ulothrix
