Which of the following algal groups has a cell wall composed of hydrated silica forming two overlapping valves?
Cyanobacteria
Diatoms
Dinoflagellates
Rhodophyta
Related Questions
Man in the life cycle of Plasmodium, is
Primary host
Secondary host
Intermediate host
None of these
Cell wall has stiff Cellulose plates on the surface of Cells in:
Gonyaulax
Euglena
Diatoms
Slime Moulds
Diatoms and dinoflagellates belong to which group of oceanic producers?
Zooplankton
Phytoplankton
Benthos
Nekton
Siliceous frustules of diatoms being indestructible, piled up at the bottom of ocean and formed a thick bed over billions of years. Such a thick bed is known as
Red sea
Diatomaceous earth
Pseudorocks
Red tides
Slime molds are characterized by:
The presence of cilia
A silica cell wall
The formation of a plasmodium
Parasitic lifestyle
A kingdom common to unicellular animals and plants is
Monera
Plantae
Fungi
Protista
Which of the following kingdoms have no well defined boundaries?
Plantae
Protista
Monera
Algae
The algae used for the construction of soundproof room is.
Diatoms
Chara
Noctulica
Gonylaux
Protein rich layer named pellicle is present in
Euglenoids
Diatoms
Dinoflagellates
Slime moulds
Life cycle of Plasmodium is
Monogenetic
Digenetic
Trigenetic
Polygenetic
