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Plant reproduction
lecture 20
Question | Answer |
---|---|
sexual reproduction | fusion of egg and sperm which produces genetically different offspring |
asexual reproduction | only involves one parent. genetically identical organisms or clones are produced |
biotic pollinators include | birds, bats and mammals |
abiotic pollinators include | wind and water |
the stamen consists of | the anther and filament |
the carpel consists of | the stigma, style and ovary with ovule |
floral parts sit on this | the receptacle |
cross pollinated plants include | maize, rye , carrot, cauliflower and onion |
cross pollinated plants include | wheat rice and barley |
the most important pollinators are | bees. they collect nectar and pollen |
other pollinators include | birds, moths and bats |
fragmentation occurs in | stolons and runners |
potatoes are also called | tubers |
examples of bulbs include | daffodils and onions |
cuttings can be taken from | stems, leaves and roots |
methods used to produce fruit trees are | grafting and budding |
apomixis | embryo arises from unfertilised egg or from cells covering the ovule |