UNISEXUAL FLOWERS

The advantages Mendel got by selecting Pisum sativum for his experiments were I. well defined characters of the plant. II. Self-fertilisation iii. Unisexual flower. iv. More time cosumption in growing season. Choose the correct option.

A flower repersent the reproductive unit of a plant read the folloiwng statement regarding flowers and select he option with correct statement I A zygomorphic flowr is radially symmetrical II china rose cotton cucurbita morus alba are examples of unisexual flower s III expicalyx is structure found in flowers lacking calyx IV poppy is a dimerous flower chosse the correct option

Match the following column I and II :- {:("Column-I"," Column-II"),("(a) Unisexual actinomorphic flower"," I Brassicaceae"),("(b) Epipetalous and monoadalphous androecium "," II Labiatae"),("(c) Didynamous androecium "," III Cucurbitaceae"),("(d) Bicorpellary superiorovary"," IV Malvaceae"):}

(a) Give one examples each of the unisexual and a bisexual flower. (b) Mention the changes a flower undergoes after fertilization. (c ) How does the amount of DNA remain constant though each new generation which is a combination of DNA copies of two individuals?