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Choose correct option w.r.t. features of...

Choose correct option w.r.t. features of different plant groups

A

`{:(,"Group","Embryo","Gametes","Asexual spore"),((1),"Bryophytes","Present","Homogamete","Absent"):}`

B

`{:(,"Group","Embryo","Gametes","Asexual spore"),((2),"Pteridophytes","Present","Homogamete","present"):}`

C

`{:(,"Group","Embryo","Gametes","Asexual spore"),((3),"Ulothrix","Absent","Homogamete","present"):}`

D

`{:(,"Group","Embryo","Gametes","Asexual spore"),((4),"Gymnosperms","Absent","Homogamete","present"):}`

Text Solution

AI Generated Solution

The correct Answer is:
To solve the question regarding the features of different plant groups, we will analyze each group and its characteristics step by step. ### Step 1: Analyze Bryophytes - **Features to consider**: - Presence of embryos - Type of gametes - Presence of asexual spores - **Evaluation**: - Bryophytes do have embryos. - The gametes are not homogametes; they produce both male and female gametes (heterogametes). - Asexual spores are indeed present in bryophytes. - **Conclusion**: The statement about bryophytes is incorrect. ### Step 2: Analyze Pteridophytes - **Features to consider**: - Presence of embryos - Type of gametes - Presence of asexual spores - **Evaluation**: - Pteridophytes have embryos. - They produce both homogametes and heterogametes (not just homogametes). - Asexual spores are present. - **Conclusion**: The statement about pteridophytes is incorrect. ### Step 3: Analyze Eulothrix (Green Algae) - **Features to consider**: - Presence of embryos - Type of gametes - Presence of asexual spores - **Evaluation**: - Eulothrix does not have embryos. - The gametes are homogametes. - Asexual spores are present as Eulothrix can reproduce both sexually and asexually. - **Conclusion**: The statement about Eulothrix is correct. ### Step 4: Analyze Gymnosperms - **Features to consider**: - Presence of embryos - Type of gametes - Presence of asexual spores - **Evaluation**: - Gymnosperms do have embryos. - They produce both homogametes and heterogametes. - Asexual spores are not typically mentioned as a characteristic of gymnosperms. - **Conclusion**: The statement about gymnosperms is incorrect. ### Final Conclusion After analyzing all four groups, the only correct set of features corresponds to Eulothrix, which is a type of green algae. Therefore, the correct answer to the question is the third option regarding Eulothrix. ---
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AAKASH INSTITUTE ENGLISH-REPRODUCTION IN ORGANISMS -ASSIGNMENT SECTION-B OBJECTIVE TYPE QUESTIONS
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  2. Organisms showing internal fertilisation shows reduction in number of ...

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  3. Choose correct option w.r.t. features of different plant groups

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  4. Synchrony between the maturity of sexes and release of large number of...

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  5. Choose correct option w.r.t given bellow thallus

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  6. Which of the following represent the correct sequence of phases in the...

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  7. Study the following statements and choose the correct option. I. Lif...

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  8. A portion of underground stem bearing bud forms a new plant in

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  9. Which of the following statements about vegetative reproduction is inc...

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  10. Grafting method can be used

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  11. Examine the figures A,B,C & D given below and select the right option ...

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  12. Study the following statements and choose the correct option. I. Ase...

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  13. Read the following statement carefully "Further development of zygote ...

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  14. The vital link ensures continuity of species between organisms of one ...

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  15. Choose the correct options from the following I. Annual and beinnial...

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  16. Choose the correct options I. Gametes are always produced from diplo...

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  17. Choose the correct option fron following statements I. During embryo...

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  18. The progenitor of the next generation in mature seed is

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  19. Examine the figure given below and select the correct option for label...

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  20. From the given categories of bud choose the one which is present on po...

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