Q. No.
Algae may occur
(1) Moist Stones
(2) Moist Soils and moist wood
(3) Occur in association with fungi
(4) All of these
Asexual reproduction is by the production of different types of spores. Out of that most common is
(1) Carpospore
(2) Zoospores
(3) Basidiospores
(4) Akinetes
Hydrocolloid is
(1) Water soluble substance
(2) Water holding substance
(3) Hydrogen gas containing substance
(4) Oxygen gas containing substance
Algae are useful
(1) Because at least half of the total carbon dioxide fixation on Earth is carried out by algae through photosynthesis.
(2) Algae being photosynthetic can increase the level of dissolved oxygen in their immediate environment
(3) They are primary producers of energy rich compounds and form the basis of the food cycles of all aquatic animals
(4) All of the above
Oogamous
(1) Non-motile male gamete
(2) Large male gamete
(3) Non-motile female gamete
(4) Small female gamete
The members of Chlorophyceae
(1) are not Green algae
(2) are not unicellular, colonial, or filamentous plant body
(3) do not have pigments chlorophyll a and b
(4) have pigments localised in the chloroplast
The incorrect match for chlorophyll type is
1. Chlorophyll ‘a’ .... Green algae
2. Chlorophyll ‘d’ ... Diatoms
3. Chlorophyll ‘c’ ... Dinoflagellates and Brown algae
4. Chlorophyll ‘d’ ...Red algae
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