18 Questions
What is the general structure of the plant body of Riccia?
Prostrate and ribbon-like
Which type of branching does the thallus of Riccia exhibit?
Dichotomous
What color is the thallus of Riccia usually?
Green
What structures attach the thallus of Riccia to the substratum?
Rhizoids
Which division does Riccia belong to?
Marchantiophyta
What is the term used for the multicellular hairs or scales present on the ventral surface of the thallus of Riccia?
Trichomes
What is the classification of hornworts?
Division Anthocerotophyta
Where are hornworts primarily distributed?
Tropical regions
How many orders are there in the subclass Andreaeidae of mosses?
3
In which order can you find the genus Dendroceros?
Order Dendrocerotales
Which division includes liverworts?
Division Bryophyta
Where is the greatest diversity of hornworts found?
Tropical regions
What is the main characteristic of liverworts according to the text?
Absence of stomata
How are liverwort rhizoids described in the text?
Aseptate and branched
What is the main function of liverwort rhizoids?
Absorption of water and minerals
How do liverworts differ from mosses and hornworts in terms of gas exchange?
By having air chambers with tiny pores
Why are liverworts named as such?
Because of their thallus that resembles a liver's lobes
Which part of a liverwort is responsible for holding the plant in place?
Rhizoids
Test your knowledge on seedless nonvascular plants, including liverworts, hornworts, and mosses. Learn about their importance in water filtration, primary production, and habitat provision for insects. Explore their traditional and modern uses.
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