Adaptation and Natural Selection

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

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

Adaptation and Natural Selection