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Identify and describe Ulothrix algae from given figures.

Important Questions on Diversity in Living Organisms

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Which of the following groups have naked embryos
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The root of which plant is used as medicine
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Amphibians of plant kingdoms are
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If you are asked to classify the various algae into distinct groups, which of the following characters you should choose?
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Which of the following have naked seed?
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Which is an example of the bryophyte
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Coralloid root is found in
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Which of the following group of plants are also called as naked seeded plants
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‘Ratoon Cropping’ is gaining popularity among which of the following crop cultivators?
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Which of the following is monocotyledon?
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Reserve food product of most of the algae is
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Trees of the genus Pinus are placed in higher groups compared to those of Marsilea genus because of the presence of one of the following features.
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In which of the following groups would you place a plant that produces spores and embryos but lacks seeds and vascular tissue?
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Association of algae and fungi forms
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Science>Biology>Diversity in Living Organisms>Kingdom Plantae

The following diagram illustrates a filament of spirogyra as seen under the microscope. Its parts have been labelled as A, B, C, D.

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Functions of these parts are stated below randomly:

(1) performs photosynthesis

(2) controls activities of a cell

(3) makes the algae slippery to touch

(4) stores starch and protein                                                           

The correct matching of the parts and their functions are

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Assertion: Each group of algae has a characteristic colour.

Reason: Each group of algae show predominance of one pigment.
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Shyam has observed the following parts in the given slide :
(1) Pyrenoids (2) Ribbon like chloroplast (3) Filamentous structure;
Which organisms has he observed?
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Match column-I with column-II and choose the correct option.
 
  Column-I   Column-II
A. Phaeophyceae I. Funaria, Polytrichum, Sphagnum
B. Rhodophyceae II. Equisetum, Psilotum, Pteris
C. Mosses III. Ectocarpus, Dictyota, Laminaria
D. Pteridophytes IV. Polysiphonia, Porphyra, Gracilaria
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Which among the following have specialised tissue for the conduction of water?

(i) Thallophyta    

(ii) Bryophyta

(iii) Pteridophyta    

(iv) Gymnosperms

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Algae belong to