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Riccia: Simple Bryophyte Species Quiz

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Questions and Answers

What is the characteristic habitat of Riccia species?

Aquatic environment

Rocky mountains

Terrestrial damp habitat (correct)

Desert areas

What is the main visual difference between Riccia species from different regions in India?

The presence of rhizoids

The shape of the apical notch

The color of the thallus (correct)

The number of branches

What is the main function of rhizoids in Riccia?

Anchorage and absorption (correct)

Transport of nutrients

Reproduction

Photosynthesis

Where is the growing point of the thallus located in Riccia?

Apical notch Signup and view all the answers

What is the unique characteristic of the rhizoids in Riccia?

Tuberculated or smooth walled Signup and view all the answers

What is the primary function of the rhizoids in the thallus?

Anchorage and absorption Signup and view all the answers

What is the color of scales in the thallus due to?

Presence of anthocyanin pigment Signup and view all the answers

What is the primary role of the scales in the thallus?

Protection and water retention Signup and view all the answers

Which region of the thallus is dedicated to photosynthesis?

Upper zone Signup and view all the answers

What structures form vertical air chambers in the thallus?

Photosynthetic filaments Signup and view all the answers