Match the columns I and II, and choose the correct combination from the options given.

Column I Column II

a) Calyx and Corolla 1) Bisexual

b) Androecium and gynoecium 2) Unisexual

c) Calyx and corolla are not distinct 3) Accessory organs

d) A flower having either only stamens or only carpels 4) Reproductive organs

e) When a flower has both androecium and gynoecium 5) Perianth

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Solution

a. Calyx and corolla are accessory organs or the non-essential whorls. If the calyx and corolla are not distinct then it is called as the perianth.

b. Androecium and gynoecium are the reproductive organs. If a flower have either the stamen or only the carpel then it is said to be a unisexual flower. But if the flower has both stamen and carpel then it is called as bisexual.

Column I Column II

a) Calyx and Corolla 3) Accessory organs

b) Androecium and gynoecium 4) Reproductive organs

c) Calyx and corolla are not distinct 5) Perianth

d) A flower having either only stamens or only carpels 2)Unisexual

e) When a flower has both androecium and gynoecium 1) Bisexual

Final answer: (c) a-3, b-4, c-5, d-2, e-1

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Similar questions

Q. Which one of the following is correct matched set ?
Column I Column II

(A) Flower	(i) Female reproductive part
(B) Calyx and Corolla	(ii) Reproductive whorl
(C) Androecium and Gynoecium	(iii) Male reproductive part
(D) Ovules	(iv) Reproductive part of a plant
(E) Pollen grains	(v) Accessory whorls

Q. If a flower is modified shoot, floral organs calyx, corolla, androecium and gynoecium are

Match the following.
$\begin{matrix} C o l u m n - I & C o l u m n - I I (i) . C a l y x & 1. W h o r l o f c a r p e l s (i i) . C o r o l l a & 2. W h o r l o f s t a m e n s (i i i) . A n d r o e c i u m & 3. W h o r l o f s e p a l s (i v) . G y n o e c i u m & 4. W h o r l o f p e t a l s \end{matrix}$

Q. When flower has both androecium and gynoecium, it is called………..A………….

When flower has either stamens or only carpel, it is called ……..B……

Complete the given statement by choosing appropriate options for A and B

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Adelphy of Stamens

Standard XII Biology

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Column I	Column II
a) Calyx and Corolla	1) Bisexual
b) Androecium and gynoecium	2) Unisexual
c) Calyx and corolla are not distinct	3) Accessory organs
d) A flower having either only stamens or only carpels	4) Reproductive organs
e) When a flower has both androecium and gynoecium	5) Perianth