Factors/Selection Quiz

What are biotic factors?

• Non-living parts of a habitat

• Parts of a habitat that are living or were once alive

• Only plants in a habitat

• Only animals in a habitat

Which of the following is an example of a biotic factor?

• Water

• Rocks

• Soil

• Sunlight

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Which is an abiotic factor?

• soil

• ph of water

• mushrooms

• worms

Would wanting to pet bears be a good trait to pass on to your offspring?

• YES

• NO

• Bears are harmless, YES!

Why can this arctic fox survive a long time in the arctic?

• The white fur helped camouflage to the snow.

• They could run faster than other animals.

• They could swim in icy waters.

• They could fly.

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How long does natural selection take to occur?

• One generation

• A few days

• Many generations

• A few months

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Why do traits that help survival become more common?

• They are chosen by humans

• They ARE useful and passed on to future generations

• They are forgotten over time

• They are NOT useful

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What is artificial selection?

• The process where nature selects traits

• Humans choosing specific traits to breed

• Random changes in species over time

• Animals choosing their own traits

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Why did humans want wheat plants with larger grains?

• To make bread softer

• To get more food

• To grow faster

• To resist pests

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Which of the following is an example of artificial selection?

• Dark moths blending in trees

• Arctic fox camouflage in snow

• Changing Wolves to Dogs

• Giraffes with short necks dying early