NEET 2013 Biology question

Monoecious plant of Chara shows occurrence of :

(1)Antheridiophore and archegoniophore on the same plant
(2)Stamen and carpel on the same plant
(3)Upper antheridium and lower oogonium on the same plant
(4)Upper oogonium and lower antheridium on the same plantCorrect

Answer: (4)

Solution

Chara (a green alga, Charophyta) has sex organs at the nodes of the lateral branches: the male antheridium (globule) and female oogonium (nucule). In a monoecious species both are on the same plant, with the oogonium situated

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Question ID VK-091412