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Adaptation and Natural Selection. Quiz. 1. If a dairy farmer wants to make his herd of 150 cows produce more milk, the best way to do so is:. Feed the cows more grain Feed the cows more calcium Give the cows more water Breed cows to bulls with better genetics.
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1. If a dairy farmer wants to make his herd of 150 cows produce more milk, the best way to do so is: • Feed the cows more grain • Feed the cows more calcium • Give the cows more water • Breed cows to bulls with better genetics
2. Why do most polar mammals have hollow hair? • It weighs less when swimming • It insulates against the cold • It provides camouflage protection • It helps the animals find food
3. Birds are structurally adapted for flight because they have evolved • Hollow bones • Talons • Strong beaks • Keen eyesight
4. An animal with small, pointed hooves would be best adapted to live in • Polar regions • Rocky mountains • Sandy desert • Rainforests
5. Seedless watermelon has very small, white seeds because • It was doused with special fertilizer • It did not receive enough water • It has been selectively bred for this trait • It was not pollinated
6. True or False Animals that are the biggest will be naturally selected for survival.
7. True or False Having a dense root structure would be an adaptation that would allow a plant to grow in hard, compacted soil.
8. Survival of the Fittest is another name for • Behavioral trait • Natural breeding • Natural selection • Mimicry
9. When one organism copy-cats the coloring of another organism, this is called • Mimicry • Specialty • Adaptation • Survival
10. When a farmer selects the two best pigs to breed together to produce babies that will have more ham, this is called • Selective adaptation • Selective breeding • Selective behavior • Natural selection