Protonema Prothallus first stage in development of mosses and liverworts( bryophytes) gametophytes the gametophyte of pteridophytes thread like chain of cells heart shaped Read More …
Category: NCERT
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One hot summer day, Rama was eating a watermelon she noticed that the watermelon did not have any seeds? Give Reason
Some fruits are formed without fertilisation thus the fruit is formed normally but ovules dont form seeds. This phenomenon is called Parthenocarpy and the Read More …
Reproduction in Flowering plants, chap 2 , Biology, Class XII, NCERT
Q.1. In certain plants fertilisation is not obligatory for fruit production. Give Reasons. A. 1.In certain plants fruits can be formed by parthenocarpy . Read More …
Reproduction in Organisms, Chapter One, NCERT , BIOLOGY, Class XII
Q. 1 What is Reproduction? A.1. Reproduction is defined as a biological process in which an organism gives rise to young ones (offspring) similar Read More …
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