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5.Morphology of Flowering Plants
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કુળ : ફેબેસી, સોલેનેસી અને લિલિએસી વચ્ચેનો ભેદ તેમના સ્ત્રીકેસરના લક્ષણોને આધારે સ્પષ્ટ કરો (આકૃતિ સહ) અને આ પૈકી કોઈ એક કુળની આર્થિક અગત્ય જણાવો.
Option A
Option B
Option C
Option D
Solution
$\rightarrow$ the difference of above three families on the basis of their gynocium.
| Gynoecium Characteristics | Fabaceae | Solanaceae | Liliaceae |
| Carpels | Monocarpellary apocarpus, single | Bicarpellary, Syncarpous | Tricarpellary syncarpous |
| Ovary | Superior one chambered | Superior bichambered $2-4- $chambers in Tomato | Superior |
| Ovules | Valvet, two in alternate rows | Many in each chamber | trilocular |
| Placentation | Valvet | Axile | more than two ovules in each chamber. |
| Style | Oblique, one | Straight | Straight but attached or free |
| Stigma | Simple and round | Simple and chambered | Simple tri chambered |
| floral formula |
$\%, K_{5} C_{1+2+(2)}$ $A_{1+(9)} G_{(1)}$ |
$\oplus, K_{(5)} \mathrm{C}_{5}$ and $A_{5}, \underline{G}_{(2)}$ | $B r, \oplus, P_{3+3} \quad A_{3+3}, \underline{G}_{(3)}$ |
Standard 11
Biology
