WebSolution: The figure given in option (b) represents the ! free central placentation. In free central placentation, I ovary is unilocular and ovules are borne on the axis in the center … WebAnswers (1) Placentation refers to the arrangement of ovules within the ovary of a flower. There can be 5 types of placentation in plants. These are as follows: 1. Marginal placentation: The placenta forms a ridge along the ventral suture of the ovary and the ovules develop on two separate rows in marginal placentation e.g. peas. 2.
Dianthus carthusianorum (cluster-headed pink): Go …
WebCorrect option is D) The arrangement of ovules within the ovary is called as placentation. The most advanced placentation in plants is Basal placentation. In this type of placentation, the placenta develops from the base of the ovary and a single ovule is attached to the base. This type of placentation is found in the Asteraceae family ... WebApr 5, 2024 · AXILE:- when the placenta is axial and the Ovules are attached to it in a multilocular ovary, the placentation is said to be axile, as in china rose, tomato and lemon, and gurhal. Thus this option is correct. Free central and axile: Free central placentation is usually found in dianthus and primrose and axile is found in tomato and gulhar. developers.facebook.com app
A-1, B-2, C-3, D-4, E-5 - Vedantu
WebApr 6, 2024 · So, the correct answer is Dianthus Note: Placentation further decides seed arrangement in the fruit and the number of seeds in a single fruit. Its characterization is done on the basis of whether the central column in the ovary is present or not. Latest Vedantu courses for you Grade 11 Science ALLBOARDS JEE English JEE 2-Year (2024-24) WebPlacenta arrangement the plant has free-central placentation, where the ovules develop on a central column in a compound ovary lacking septa or with septa at the base only ... Dianthus barbatus: stem leaf blades … WebJul 19, 2012 · Free central placentation : The ovules are borne on central axis and septa are absent. Example - Dianthus and Primrose Marginal placentation: Here the placenta forms a ridge along the ventral suture of the ovary and the ovules are borne on this ridge forming two rows. It is characteristic of legumes like pea. Answered by 20 Jul, 2012, … developers facebook my apps