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Read the given statements about algae an...

Read the given statements about algae and select the correct option:
(i). Plant body is thalloid
(ii). They are largely aquatic.
(iii). Reproduction occurs by vegetative, asexual and sexual methods.
(iv). Chlamydomonas, Volvox and Ulothrix are the multicellular algae.

A

Statement i and ii are true

B

Statement ii and iii are true.

C

statements (i),(ii) and (iii) are true.

D

All statements are true.

Text Solution

Verified by Experts

The correct Answer is:
C

Algae are usually aquatic, either marine or fresh water. Only a few algae occur in moist terrestrial habitats like tree trunks, wet rocks, moist soil, etc. palnt body is thallus (a form without any differentiation into root, stem ad leaves.) sexual, asexual and vegetative modes of reproduction are abundant. form and size of algae range from microscopic unicellular forms like chlamydomonas, to colonial forms like volvox and to filamentous forms like ulothrix and spirogyra.
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NCERT FINGERTIPS-PLANT KINGDOM-Plant Kingdom
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  2. Match column I with column II and select the correct option from the c...

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  4. Fusion between morphologically alike gametes is referred to as

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  5. Fusion of two gametes which are dissimilar in size is termed as

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  6. Which type of sexual reproduction is found in volvox?

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  10. and are unicellular algae, rich in proteins, that are used as food sup...

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  11. Seaweeds are a source of

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  12. Major photosynthetic pigments in green algae are

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  13. Cup-shaped chloroplast in present in

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  14. In most green algae, pyrenoids, the storage bodies, are located in

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  15. Green algae usually have a rigid cell wall made of an inner layer of a...

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  16. A member of class chlorophyceae is

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  17. Read the given statements and select the correct option Statement-1:...

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  18. In Ulothrix, sexual reproduction is by

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  19. Each cell of volvox colony has a structure similar to

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  20. The member of phaeophyceae or brown algae are found primarily in/on

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