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  • Help me solve this Read the following statements (A-E) and answer the question which follows them.(A)In liverworts, mosses, and ferns gametophytes are free - living(B)Gymnosperms and some ferns are heterosporous(C)Sexual reproduction in Fucus, Volvox

Read the following statements (A-E) and answer the question which follows them.

(A)    In liverworts, mosses, and ferns gametophytes are free - living

(B)    Gymnosperms and some ferns are heterosporous

(C)    Sexual reproduction in Fucus, Volvox and Albugo is oogamous

(D)    The sporophyte in liverworts is more elaborate than {hat in mosses

(E)    Both, Pinus and Marchantia are dioecious

How many of the above statements are correct?

  • Option 1)

    Four

  • Option 2)

    One

  • Option 3)

    Two

  • Option 4)

    Three

 

Answers (1)

best_answer

 

Gymnosperms -

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

- wherein

Eg Cycas, Pinus, Cedrus

 

 @6325The statement, A ,B and Care correct. In D-sporophyte in mosses is more elaborate than in liverworts. E-Pinus is a monoecious plant, producing male and female cones every year.In Marchantia, plant body is strictly dioecious and isomorphic. Sex organs are found in specialised sexual receptacles called anthridiophore and archegoniophore. 


Option 1)

Four

this is the incorrect option

Option 2)

One

this is the incorrect option

Option 3)

Two

this is the incorrect option

Option 4)

Three

this is the correct option

Posted by

prateek

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