Outbreeding Devices

Which one of the following in not an outbreeding device?

Flowering plants have developed certain outbredding devices to discourage self-pollination and encourage cross-pollination. One of these is not an examples of such outbreeding device.

Which of the following is an outbreeding device ? a. If pollen release and stigma receptivity are not synchronised. b. If the anther and stigma are placed at different positions so that pollen cannot come in contact with the stigma of the same flower. c. Self-incompatibilty which prevents self-pollen (from the same plant) from fertilising the ovules by inhibiting pollen germination or pollen tube growth in the pistil. d. Production of the unisexual flower

Read the following five statements (A -E ) and answer the question. A. Pollination by water is more common amongst abiotic pollinating agent. B . Pollination by water is quite rare in flowering plants. C . Water hyacinth and water lily. The flowers emerge above the level of water and are pollinated by water. D. Wind pollinated plants numerous flowers packed into an inflorescence. E. Self incompatibility is an outbreeding device which prevents inbreeding . How many of the above statement are correct ?

Explain outbreeding devises in angiospermic plants.

Assertion :- Outbreeding never involves breeding between individuals of same breed. Reason :- Outbreeding is carried out between individuals of different breed or species.

Outbreeding can be done by

Outbreeding is an important strategy of animla husbandry because it