Bryophytes: Amphibians of the Plant Kingdom

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Questions and Answers

What is the main reason that bryophytes are referred to as amphibians of the plant kingdom?

  • They are haploid and produce gametes
  • They lack true roots, stem, or leaves
  • They have a thallus-like plant body
  • They live in soil and water (correct)

What is the main difference between the plant body of bryophytes and algae?

  • Algae is haploid while bryophytes are diploid
  • Bryophyte plant body is thallus-like while algae's is not (correct)
  • Algae produce spores while bryophytes produce gametes
  • Bryophyte plant body contains roots, stem, and leaves while algae's does not

What is the purpose of rhizoids in bryophytes?

  • To anchor the plant body to the substratum (correct)
  • To produce gametes
  • To provide nourishment to sporophytes
  • To store nutrients for asexual reproduction

What are the male sex organs called in bryophytes?

<p>Antheridium (A)</p> Signup and view all the answers

Which type of bryophyte is found in moist, shady regions such as marshy ground and banks of streams?

<p>Liverworts (B)</p> Signup and view all the answers

How do liverworts reproduce asexually?

<p>Through formation of gemma (B)</p> Signup and view all the answers

What is the purpose of the sporophyte in bryophytes?

<p>To disperse spores (C)</p> Signup and view all the answers

What does the thallus of liverworts look like?

<p>Dorsiventral thallus (C)</p> Signup and view all the answers

Where are liverworts commonly found?

<p>Moist, shady regions such as marshy ground, banks of streams, damp soil, and deep in the woods (D)</p> Signup and view all the answers

What distinguishes liverworts from mosses?

<p>Mosses have a thalloid plant body, liverworts have small leaf-like appendages on stem-like structures (B)</p> Signup and view all the answers

Which structure is absent in the plant body of bryophytes?

<p>Leaves (B)</p> Signup and view all the answers

What is the purpose of rhizoids in bryophytes?

<p>Anchoring the plant to the substratum (C)</p> Signup and view all the answers

In bryophytes, what is the male sex organ called?

<p>Antheridium (C)</p> Signup and view all the answers

Which type of bryophyte is commonly found in moist shaded areas in the hills?

<p>Liverworts (A)</p> Signup and view all the answers

What is the main distinguishing feature of the plant body of bryophytes compared to algae?

<p>Dependence on water for sexual reproduction (C)</p> Signup and view all the answers

How do liverworts reproduce asexually?

<p>Through fragmentation or formation of gemmae (A)</p> Signup and view all the answers

What is the purpose of the sporophyte in bryophytes?

<p>Deriving nourishment from gametophytes (B)</p> Signup and view all the answers

What does the thallus of liverworts look like?

<p>&quot;Dorsiventral&quot; (B)</p> Signup and view all the answers

Why are bryophytes referred to as amphibians of the plant kingdom?

<p>They depend on water for sexual reproduction (D)</p> Signup and view all the answers

What is the ploidy of the plant body of bryophytes?

<p>Haploid (B)</p> Signup and view all the answers

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