1
Question
The most primitive vascular plants are ___________.
The most primitive vascular plants are ___________.
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Solution
The correct option is A Ferns
- Most primitive vascular plants are pteridophytes.
- Cycas belongs to gymnosperms. Gymnosperms have a well-differentiated plant body with vascular tissues. They produce naked seeds. Hence, option A is incorrect.
- Moss belongs to bryophytes. Bryophytes have a well-differentiated plant body with stem and leaf-like structures. But there is no specialized vascular or mechanical tissue. Therefore, option C is incorrect.
- Brown algae belong to thallophytes. Thallophytes do not have well-differentiated plant body and vascular tissues. Therefore, option D is incorrect.
Ferns belong to pteridophytes. Pteridophytes have a well-differentiated plant body with vascular tissues. Therefore, option B is correct.
- Most primitive vascular plants are pteridophytes.
- Cycas belongs to gymnosperms. Gymnosperms have a well-differentiated plant body with vascular tissues. They produce naked seeds. Hence, option A is incorrect.
- Moss belongs to bryophytes. Bryophytes have a well-differentiated plant body with stem and leaf-like structures. But there is no specialized vascular or mechanical tissue. Therefore, option C is incorrect.
- Brown algae belong to thallophytes. Thallophytes do not have well-differentiated plant body and vascular tissues. Therefore, option D is incorrect.
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