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  • How to solve this problem- Which of the following plants is monoecious?

Which of the following plants is monoecious?

  • Option 1)

    Pinus 

  • Option 2)

    Cycas 

  • Option 3)

    Papaya 

  • Option 4)

    Marchantia 

 

Answers (1)

best_answer

 

Gymnosperms -

Evergreen, perennial woody trees or shrubs. They are non-flowering plants producing naked seeds.

- wherein

Eg Cycas, Pinus, Cedrus

 

 

Reproduction in Gymnosperms -

Pollen grains are produced from microspores within microsporangia. Naked ovules are borne on megasporophyllus and has nucellus which develops into megaspore mother cell.

- wherein

Pollen grains are transfer by wind to ovules where fertilization takes place by releasing male gamates by pollen tube inside archegonia (female sex organ).

 

 Pinus belong to gymnosperms in which both sex organs are present on same plant but on different branches.


Option 1)

Pinus 

This is correct option

Option 2)

Cycas 

This is incorrect option

Option 3)

Papaya 

This is incorrect option

Option 4)

Marchantia 

This is incorrect option

Posted by

Plabita

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