Podcast
Questions and Answers
Which of the following is true about pteridophytes?
Which of the following is true about pteridophytes?
- They are commonly used for medicinal purposes.
- They are the first terrestrial plants to possess vascular tissues. (correct)
- They have a dominant gametophytic plant body.
- They are found in hot and dry environments.
What is the main plant body in pteridophytes?
What is the main plant body in pteridophytes?
- Gametophyte
- Sporophyte (correct)
- Stem
- Root
What are the two types of leaves found in pteridophytes?
What are the two types of leaves found in pteridophytes?
- Sporangia and sporophylls
- Microphylls and macrophylls (correct)
- Antheridia and archegonia
- Xylem and phloem
What structures subtend the sporangia in pteridophytes?
What structures subtend the sporangia in pteridophytes?
What do the sporophytes in pteridophytes bear?
What do the sporophytes in pteridophytes bear?
What do the spore mother cells in pteridophytes produce?
What do the spore mother cells in pteridophytes produce?
What do the spores in pteridophytes germinate to give rise to?
What do the spores in pteridophytes germinate to give rise to?
Where do the gametophytes in pteridophytes grow?
Where do the gametophytes in pteridophytes grow?
What are the male and female sex organs called in pteridophytes?
What are the male and female sex organs called in pteridophytes?
What is required for transfer of antherozoids in pteridophytes?
What is required for transfer of antherozoids in pteridophytes?
Which of the following is true regarding the life cycle of pteridophytes?
Which of the following is true regarding the life cycle of pteridophytes?
What is the term used for plants that produce two kinds of spores, macro and micro spores?
What is the term used for plants that produce two kinds of spores, macro and micro spores?
What do megaspores and microspores give rise to in heterosporous plants?
What do megaspores and microspores give rise to in heterosporous plants?
In heterosporous plants, where are the female gametophytes retained?
In heterosporous plants, where are the female gametophytes retained?
What is the precursor to the seed habit considered in pteridophytes?
What is the precursor to the seed habit considered in pteridophytes?
How many classes are pteridophytes classified into?
How many classes are pteridophytes classified into?
Which class of pteridophytes does Dryopteris belong to?
Which class of pteridophytes does Dryopteris belong to?
Which of the following is not a class of pteridophytes mentioned in the text?
Which of the following is not a class of pteridophytes mentioned in the text?
What is the term used for plants that produce only one kind of spore?
What is the term used for plants that produce only one kind of spore?
Which of the following is the correct order of the pteridophyte life cycle?
Which of the following is the correct order of the pteridophyte life cycle?
