Agar is not used in

(1) To grow microbes

(2) To prepare ice-creams

(3) To prepare jellies

(4) To supplement protein for space travellers

Subtopic:  Algae |
 85%
From NCERT
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Chlorella is not

(1) An unicellular alga

(2) Rich in proteins

(3) Used as food supplement even by space travellers

(4) Used to grow microbes

Subtopic:  Algae |
 85%
From NCERT
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Which of the marine algae is not used as food?

(1) Laminaria

(2) Sargassum

(3) Porphyra

(4) Volvox

Subtopic:  Algae |
 89%
From NCERT
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The members of chlorophyceae are not

(1) Green algae

(2) Unicellular, colonial or filamentous plant body

(3) Pigments chlorophyll a and b

(4) Pigments are localised in the chloroplast

Subtopic:  Algae |
 86%
From NCERT
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Chloroplasts can be discoid, plate-like, reticulate, cup-shaped, spiral or ribbon-shaped in different species. Such variety can be found in

(1) Chlorophyceae

(2) Phaeophyceae

(3) Rhodophyceae

(4) All of these

Subtopic:  Chlorophyceae: Green Algae: I | Chlorophyceae: Green Algae |
 85%
From NCERT
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Pyrenoid is

(1) Storage bodies located in cytoplasm of chloropbyceae

(2) Storage bodies located in cytoplasm of Phaeophyceae

(3) Storage bodies located in chloroplast of chlorophyceae

(4) Storage bodies located in chloroplast of Phaeophyceae

Subtopic:  Chlorophyceae: Green Algae: I | Chlorophyceae: Green Algae |
 78%
From NCERT
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Green algae usually have a rigid cell wall made of an inner layer of ….…. and outer layer of ………

(1) Pectose, Cellulose

(2) Cellulose, Pectose

(3) Algin, carrageenan

(4) Carrageen, Algin

Subtopic:  Chlorophyceae: Green Algae: I | Chlorophyceae: Green Algae |
 90%
From NCERT
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Examples of Green alga is not

(1) Chlamydomonas,Volvox,Ulothrix

(2) Spirogyra

(3) Chara

(4) Fucus

Subtopic:  Chlorophyceae: Green Algae: I | Chlorophyceae: Green Algae |
 87%
From NCERT
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Vegetative reproduction in chlorophyceae takes place by

(1) Fragmentation+ spore formation

(2) Only spore formation

(3) Only Fragmentation

(4) Isogamous

Subtopic:  Chlorophyceae: Green Algae: I | Chlorophyceae: Green Algae |
 59%
From NCERT
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Asexual reproduction in chlorophyceae is by

(1) Zoospore formation in Antheriodiophore

(2) Fragmentation

(3) Zoospore formation in Zoosporangia

(4) Both 1 and 2

Subtopic:  Chlorophyceae: Green Algae: I | Chlorophyceae: Green Algae: II | Chlorophyceae: Green Algae |
 58%
From NCERT
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