Flowering Plants Morphology-Data Intensity 3 Multiple Questions and Answers.




1.Which among the following is incorrect about different types of Placentation?
A. In marginal placentation, placenta develops on the ventral side of an ovary
B. Unlike marginal placentation where ovary is single chambered, in axile placentation ovary is multi-chambered
C. Okra is an example of axial placentation i.e. ovary is multi-chambered and ovules are attached to the central axis
D. Papaya is an example of basal placentation

2.Which among the following is not correct about free-central placentation?
A. In basal placentation, ovule is present at base of the ovary
B. In parietal placentation, placenta is swollen at centre and ovules get
C. In apical placentation, ovule is present at apex of the ovary
D. Lemon is an example of axial placentation

3.Vexilary aestivation is usually seen in?
A. Dimerous flowers
B. Pentamerous flowers
C. Tetramerous flowers
D. Trimerous flowers

4.Which among the following is not correct about classification of flowers?
A. A flower containing only stamen is called staminate
B. Based on symmetry, flowers are classified into actinomorphic, zygomorphic and asymmetric flowers
C. Flowers that possess radial symmetry is said to be zygomorphic flower
D. Canna is an asymmetric flower

5.Which among the following is incorrect about classification of flowers?
A. Pea possesses bilateral symmetry
B. Jasmine is an example of trimerous flower
C. Papaya is an example of unisexual flower
D. Hibiscus is an example of pentamerous flower

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