The protein-rich storage bodies found within the chloroplasts of Chlamydomonas are crucial for survival under stressful conditions. What is the specific name for these structures, and what is their primary composition?
Pyrenoids; RuBisCO and starch
Eyespots; carotenoids and lipids
Vacuoles; water and ions
Flagella; tubulin and dynein
Related Questions
In Volvox, a colonial Chlorophyceae, cytoplasmic connections between cells play a crucial role in coordinating movement and other functions. What is the specific term for these connections, and what is their primary structural composition?
Plasmodesmata; cytoplasmic strands
Desmosomes; intermediate filaments
Gap junctions; connexin proteins
Tight junctions; claudin and occludin proteins
How many pyrenoids are present in the members of class-Chlorophyceae?
One
Two
One to many
Pyrenoids are absent
The 'glycolate metabolism' pathway in some Chlorophyceae involves a unique organelle. Which one is it, and what is its primary function in this context?
Peroxisome; glycolate oxidation
Mitochondrion; ATP synthesis
Chloroplast; CO2 fixation
Golgi apparatus; protein modification
The members of Chlorophyceae usually have a rigid cell wall made up of
Cellulose (outer layer) and algin (inner layer)
Pectose (inner layer) and peptidoglycan (outer layer)
Cellulose (inner layer) and pectose (outer layer)
Chitin (inner layer) and pectose (outer layer)
Certain Chlorophyceae demonstrate a unique adaptation to nitrogen-deficient environments. What specialized cellular structure enables this adaptation, and what is its primary function?
Heterocysts; nitrogen fixation
Pyrenoids; carbon fixation
Vacuoles; nutrient storage
Flagella; enhanced motility
Asexual reproduction in Chlamydomonas commonly occurs through:
Aplanospores
Zoospores
Akinetes
Hypnospores
Which of the given is not true for members of Chlorophyceae?
Chlorophyceae contain chlorophyll a and b.
Chlorophyceae have cellulose in their cell walls.
Chlorophyceae store energy in the form of starch.
Chlorophyceae contain phycobilins.
Ulothrix is an example of which type of Chlorophyceae?
Filamentous
Colonial
Unicellular Motile
Unicellular Non-motile
In Chlorophyceae, the mode of sexual reproduction is
Anisogamy
Oogamy
Isogamy
All of these
The major pigment found in Chlorophyceae is:
Chlorophyll a and b
Chlorophyll c and d
Phycoerythrin
Phycocyanin
