Question

tions 4. Why are the following described as stated : (a) The androecium of pea flower is diadelphous (b) Ray florets of sunflower as neuters (c) Salvia sepals as petaloid​

Answer 1

Answer:

(a) It is because the filaments of anthers are united and clubbed together in 2 bundles. Nine out of ten stamens in a pea plant form a stamina tube. The tenth is free.

(a) It is because the filaments of anthers are united and clubbed together in 2 bundles. Nine out of ten stamens in a pea plant form a stamina tube. The tenth is free. (b) It is because both the female and male reproductive structures are absent.

(a) It is because the filaments of anthers are united and clubbed together in 2 bundles. Nine out of ten stamens in a pea plant form a stamina tube. The tenth is free. (b) It is because both the female and male reproductive structures are absent. (c) Sepals of the Salvia are petaloid as 3 sepals are red in color and united as petals. Therefore, they are not differentiated from the petals.

Answer 2

Answer:

(a) The androecium of pea flower is diadelphous

It is because the filaments of anthers are united and clubbed together in 2 bundles. Nine out of ten stamens in a pea plant form a stamina tube. The tenth is free.

(b) Ray florets of sunflower as neuters

It is because both the female and male reproductive structures are absent.

c) Salvia sepals as petaloid

Sepals of the Salvia are petaloid as 3 sepals are red in color and united as petals. Therefore, they are not differentiated from the petals.