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Sporophyte of Funaria is...

Sporophyte of Funaria is

A

Parasite on gametophyte as it is non green

B

semiparasite on gametophyte as it is green

C

independent of gametophyte as it is green

D

none of the above

Text Solution

AI Generated Solution

The correct Answer is:
To answer the question "Sporophyte of Funaria is...", we need to analyze the characteristics of the sporophyte in relation to the gametophyte in Funaria, which is a type of moss. ### Step-by-Step Solution: 1. **Understanding Funaria**: Funaria is a genus of mosses that belongs to the bryophytes. Bryophytes are non-vascular plants that reproduce via spores. 2. **Identifying the Structures**: In bryophytes, there are two main life stages: the gametophyte and the sporophyte. The gametophyte is the dominant stage, while the sporophyte is dependent on the gametophyte for nutrition. 3. **Characteristics of the Sporophyte**: - The sporophyte of Funaria is typically non-green and lacks chlorophyll, which means it cannot perform photosynthesis efficiently. - It is attached to the gametophyte and derives nutrients from it, indicating a parasitic relationship. 4. **Type of Relationship**: - Since the sporophyte is dependent on the gametophyte for nutrition but is also capable of some degree of independence (as it can photosynthesize to some extent), it is classified as a semi-parasite. - The sporophyte produces haploid spores through meiosis, which are then dispersed to form new gametophytes. 5. **Conclusion**: Based on the characteristics discussed, the sporophyte of Funaria can be classified as a semi-parasite on the gametophyte because it is green and derives some nutrients from it while also having the ability to photosynthesize. ### Final Answer: The sporophyte of Funaria is a **semi-parasite on the gametophyte as it is green**.
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