scien[e Word Scramble
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Question | Answer |
what is competition and who competes? | organisms compete with each other for space/light, food and water |
what are adaptations? | adaptations are special features or behaviour which make an organism particularly well-suited to its enviroment. |
what is variation? | differences between indivuals of the same species are called variation. |
what happends during sexual reproduction? | during sexual reproduction a sperm from a male fuses with an egg from a female |
what does asexual reproduction mean? | asexual reproduction means no variation at all, unless it is due to enviromental causes. |
why is genetic modification used? | genetic modifcation is used to improve different aspects of organisms. |
what is genetic engineering? | genetic engineering is when things such as insulin or a chromosone are inserted into organisms to make them work properly or better. |
which 4 things are the reasons for extinction? | the 4 reasons for extinction are competition, enviroment changes, new predators and new diseases. |
what is natural selection in basic terms? | natural selection in basic terms is the formation of new species. |
what use are fossils? | fossils give evidence on how organisms have evolved. |
Created by:
05ashraf.ahmed
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