1. Tardigrade
  2. Question
  3. Biology
  4. 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 Allbugo is oogamous (d) The sporophyte in liverworts is more elaborate than that in mosses (E) Both, Pinus and Marchantia are dioecious How many of the above statements are correct ?

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Q. 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 Allbugo is oogamous
(d) The sporophyte in liverworts is more elaborate than that in mosses
(E) Both, Pinus and Marchantia are dioecious
How many of the above statements are correct ?

NEETNEET 2013Plant Kingdom

Solution:

Statement I, If and III are correct. In IV-sporophyte in mosses is more elaborate than in liverworts. V-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 an thridiophore and archegoniophore.