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______ incompatibility promotes cross pollination.

______ incompatibility promotes cross pollination. Correct Answer Intraspecific

Intraspecific incompatibility promotes cross pollination and ensures heterozygosity which helps in evolution. It is achieved by self-sterility. It is also called self-incompatibility.

Related Questions

Consider the following statements and choose the correct answer:
1. In angiosperms the pollination consists of transference of the pollen grains from the anther to the stigma either by self-pollination or by cross-pollination
2. Pollen grain is shed from the pollen sac in the two-celled stage
3. The exine of each microspore grows out into a tube, called the pollen tube
4. The growth of pollen tube is stimulated by sugary substances secreted by the stigma
Which of the following statements is/are true in the context of fertilisation and pollination in plants. A. Ovary of the flower matures into fruit. B. Seeds of the plant forms the ovules for fertilisation. C. Pollination takes place after fertilisation. D. In pollination, seeds are dispersed by wind, water, birds and insects. E. Fertilisation takes places in the ovules.
In ______ self incompatibility, genotype of pollen determines the incompatibility.
In ______ self incompatibility, genotype of pollen does not determine the incompatibility.
_____ incompatibility prevents cross pollination.
Four friends A, B, C and D need to cross a bridge. A maximum two persons can cross it at a time. It is night and they just have one lamp. Persons that cross the bridge must carry the lamp to find the way. A pair must walk together at the speed of slower person. After crossing the bridge, the person having faster speed in the pair will return with the lamp each time to accompany another person in the group. Finally, the lamp has to be returned at the original place and the person who returns the lamp has to cross the bridge again without lamp. To cross the bridge, the time taken by them is as follows: A :1 minute, B : 2 minutes, C : 7 minutes and D : 10 minutes. What is the total minimum time required by all the friends to cross the bridge?
Which of the following is NOT a pollination agent for cross pollination?
The peptide trigger for the self-incompatibility response that prevents self-pollination is _________
Four friends A, B, C and D need to cross a bridge in the night. A maximum of 2 people can cross at a time. They have only one lamp. A takes one minute to cross the bridge. B takes 2 minutes, C takes 8 minutes and D takes 11 minutes to cross the bridge respectively. A pair must walk together at the speed of the person who walks slowly. What is the minimum time required to cross the bridge by all four people? 
The question given below is followed by two arguments. You have to decide which of the arguments are strong with respect to the statement. Question: Should there be any check on consumerism in society? Argument: I. Yes, as it promotes the acquisition of at most goods, it affects the ecological balance by generating more waste. People have got into the habit of throwing using objects. We must strike a balance. II. No, it promotes industrial development and welfare responsible for the economic conditions of a country.