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N4 Unit 2
Key areas 1 & 2
| Question | Answer |
|---|---|
| Sexual reproduction involves how many parents? | Two |
| Does asexual reproduction result in variation? | No |
| What is the scientific word for off-spring being identical to one another and the parent? | Clones |
| What are the two different types of reproduction? | sexual and asexual |
| Which type of reproduction is faster | Asexual |
| Which type of reproduction results in clones | Asexual |
| Which type of reproduction results in variation in off-spring? | Sexual |
| Which type of reproduction involves only one parent? | Asexual |
| Why is reproduction important to species? | Stops them becoming extinct |
| Why do organisms produce more off-spring than the environment can support? | Because many will die |
| Why is variation important in sexual reproduction? | It allows species to adapt to changing environmental conditions |
| What is germination? | When seeds start to grow |
| What do seeds need to germinate? | Water, Oxygen, Warmth (WOW) |
| Name 3 methods of natural asexual reproduction in plants. | Runners, Tubers, Bulbs |
| Give an example of a plant that reproduces using Bulbs | Onion, daffodil, tulip, garlic |
| Give an example of a plant that reproduces using Runners | Spider plant |
| Give an example of a plant that reproduced using Tubers | Potato |
| Name 3 methods of artificial asexual reproduction in plants. | Grafting, cutting, layering |
Created by:
nscobie