EVERYDAY SCIENCE

SCIENCE

PLANT KINGDOM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A liverwort is.
A
An animal parasite infecting the liver
B
A land plant without differentiating into root, stem,and leaves
C
A kind of bacterium infecting the liver
D
A plant with its flowers shaped like the human liver
Explanation: 

Detailed explanation-1: -Also like mosses, liverworts do not have true leaves, stems, and roots-at least not in the same sense as in vascular plants. But for simplicity’s sake, we tend to use these familiar terms instead of “leaflike structure, ” “stemlike structure, ” and “rhizoids.”

Detailed explanation-2: -Liverworts grow flat along the substrate. These plants branch at the tip as they grow. Some liverworts have a broad, flat appearance while others are divided into tiny, leaflike segments. They do not have true roots, stems or leaves because they do not have vascular tissue (an internal transport system).

Detailed explanation-3: -∙ The plant body is not differentiated into stem, root and leaves, is termed as thallus.

Detailed explanation-4: -Liverworts, also traditionally called the Hepaticae, are one of the monophyletic groups that are descendents of some of the first land plants. Today, liverworts are relatively minor components of the land plant flora, growing mostly in moist, shaded areas (although some are adapted to periodically dry, hot habitats).

Detailed explanation-5: -Hydrophytes are separated into roots, stems, and leaves and bear blossoms and seeds. They are the most primitive.

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