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In which of the following sporogenous tissue (spores) is derived from amphithecium :-
- a)Riccia
- b)Marchantia
- c)Ricciocarpus
- d)Anthoceros
Correct answer is option 'D'. Can you explain this answer?
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In which of the following sporogenous tissue (spores) is derived from ...
In Anthoceros, it extends from base to the top of the capsule. It originates from the inner layer of amphithecium. In young sporophyte it over arches the columella (a feature in contrast to liverworts).
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In which of the following sporogenous tissue (spores) is derived from ...
Understanding Amphithecium and Sporogenous Tissues
The term "amphithecium" refers to the outer layer of tissue surrounding the developing sporangium in bryophytes. It's crucial to understand its role in the development of spores.
Key Points about Amphithecium:
- The amphithecium provides protection and support to the developing sporogenous tissue.
- It influences the structure and formation of the spores produced within the sporangium.
Identification of Sporogenous Tissues:
Among the options presented:
- Riccia: A genus of liverworts that does not derive spores from the amphithecium.
- Marchantia: Another liverwort that has distinct sporophyte structures but does not solely rely on amphithecium for spore development.
- Ricciocarpus: Similar to Riccia and Marchantia, it does not utilize amphithecium for spore formation.
Why Anthoceros is the Correct Answer:
- Sporogenesis in Anthoceros: In Anthoceros, a hornwort, the amphithecium plays a vital role in the development of sporogenous tissues. The sporophyte is embedded in the gametophyte and relies significantly on the amphithecium for spore production.
- Unique Characteristics: The sporophyte of Anthoceros is elongated and remains attached to the gametophyte, where the amphithecium supports and protects the developing spores until maturity.
In conclusion, Anthoceros uniquely utilizes the amphithecium to derive its sporogenous tissue, making it the correct answer among the options provided.
The term "amphithecium" refers to the outer layer of tissue surrounding the developing sporangium in bryophytes. It's crucial to understand its role in the development of spores.
Key Points about Amphithecium:
- The amphithecium provides protection and support to the developing sporogenous tissue.
- It influences the structure and formation of the spores produced within the sporangium.
Identification of Sporogenous Tissues:
Among the options presented:
- Riccia: A genus of liverworts that does not derive spores from the amphithecium.
- Marchantia: Another liverwort that has distinct sporophyte structures but does not solely rely on amphithecium for spore development.
- Ricciocarpus: Similar to Riccia and Marchantia, it does not utilize amphithecium for spore formation.
Why Anthoceros is the Correct Answer:
- Sporogenesis in Anthoceros: In Anthoceros, a hornwort, the amphithecium plays a vital role in the development of sporogenous tissues. The sporophyte is embedded in the gametophyte and relies significantly on the amphithecium for spore production.
- Unique Characteristics: The sporophyte of Anthoceros is elongated and remains attached to the gametophyte, where the amphithecium supports and protects the developing spores until maturity.
In conclusion, Anthoceros uniquely utilizes the amphithecium to derive its sporogenous tissue, making it the correct answer among the options provided.
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In which of the following sporogenous tissue (spores) is derived from amphithecium :-a)Ricciab)Marchantiac)Ricciocarpusd)AnthocerosCorrect answer is option 'D'. Can you explain this answer?
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In which of the following sporogenous tissue (spores) is derived from amphithecium :-a)Ricciab)Marchantiac)Ricciocarpusd)AnthocerosCorrect answer is option 'D'. Can you explain this answer? for NEET 2024 is part of NEET preparation. The Question and answers have been prepared according to the NEET exam syllabus. Information about In which of the following sporogenous tissue (spores) is derived from amphithecium :-a)Ricciab)Marchantiac)Ricciocarpusd)AnthocerosCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for NEET 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for In which of the following sporogenous tissue (spores) is derived from amphithecium :-a)Ricciab)Marchantiac)Ricciocarpusd)AnthocerosCorrect answer is option 'D'. Can you explain this answer?.
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