Both, autogamy and geitonogamy are prevented in

In Castor and Maize plants (a) Autogamy is prevented but not geitonogamy (b) Both autogamy and geitonogamy are prevented (c) Male and female flowers are borne by different plants (d) Anthers and stigma are placed at different positions to encourage cross pollination

Autogamy as well as geitonogamy is prevented in

Both autogamy and geitonogamy cannot occur in

(a) Describe any two devices in a flowerings plant which prevent both autogamy and geitonogamy (b) Explain the events up to double fertialisation after the pollen tube enters one of the synergids in an ovule of an angisoperm.

(a) Describe any two devices in a flowering plant which prevent both autogamy and geitonogamy. (b) Explain the events upto double fertilization after the pollen tube enters one of the synergids in an ovule of an angiosperm .

Geitonogamy is:

From among the situations given below, choose the one that prevents both autogamy and geitonogamy (A) Monoecious plant bearing unisexual flowers (B) Dioecious plant bearing only male or female flowers (C) Monoecious plant with bisexual flowers (D) Dioecious plant with bisexual flowers

Assertion :- In monoecious plants neither autogamy nor geitonogamy can be observed. Reason :- In monoecious plants male and female flowers produce on different plants

Assertion :- In monoecious plants neither autogamy nor geitonogamy can be observed. Reason :- In monoecious plants male and female flowers produce on different plants