Explain Different Animal Responses - 4th Grade Science
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What term means an animal reacts to a change in its environment, such as light or sound?
What term means an animal reacts to a change in its environment, such as light or sound?
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Response. A response is the action taken after detecting a stimulus.
Response. A response is the action taken after detecting a stimulus.
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Which sense is strongest for many nocturnal animals and helps them respond in the dark?
Which sense is strongest for many nocturnal animals and helps them respond in the dark?
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Hearing. Enhanced hearing compensates for limited vision in darkness.
Hearing. Enhanced hearing compensates for limited vision in darkness.
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What is a common reason a predator and its prey respond differently to the same sound?
What is a common reason a predator and its prey respond differently to the same sound?
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Predators hunt; prey avoid being eaten. Same stimulus triggers opposite survival behaviors.
Predators hunt; prey avoid being eaten. Same stimulus triggers opposite survival behaviors.
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What is an instinct?
What is an instinct?
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A behavior an animal is born knowing how to do. No learning required; encoded in genes.
A behavior an animal is born knowing how to do. No learning required; encoded in genes.
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What is a learned behavior?
What is a learned behavior?
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A behavior gained from experience or practice. Develops through repeated exposure and practice.
A behavior gained from experience or practice. Develops through repeated exposure and practice.
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Which term describes a body part or behavior that helps an animal survive in its environment?
Which term describes a body part or behavior that helps an animal survive in its environment?
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Adaptation. Evolved traits that increase survival chances.
Adaptation. Evolved traits that increase survival chances.
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What is camouflage used for, and how can it change how animals respond to danger?
What is camouflage used for, and how can it change how animals respond to danger?
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Blending in; it may hide instead of running. Hiding is safer than fleeing when camouflaged.
Blending in; it may hide instead of running. Hiding is safer than fleeing when camouflaged.
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What is mimicry, and how can it change another animal’s response to a signal?
What is mimicry, and how can it change another animal’s response to a signal?
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Copying another organism; it can scare predators away. Harmless animals copy dangerous ones for protection.
Copying another organism; it can scare predators away. Harmless animals copy dangerous ones for protection.
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What is the purpose of warning coloration in many animals?
What is the purpose of warning coloration in many animals?
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To signal danger or bad taste to predators. Bright colors warn predators to stay away.
To signal danger or bad taste to predators. Bright colors warn predators to stay away.
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Which factor explains why the same temperature change affects a lizard and a dog differently?
Which factor explains why the same temperature change affects a lizard and a dog differently?
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They regulate body temperature differently. Lizards are cold-blooded; dogs maintain constant temperature.
They regulate body temperature differently. Lizards are cold-blooded; dogs maintain constant temperature.
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Which statement best explains why animals with different habitats may react differently to the same smell?
Which statement best explains why animals with different habitats may react differently to the same smell?
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The smell can mean different things in different habitats. Context determines if a smell signals food, danger, or mates.
The smell can mean different things in different habitats. Context determines if a smell signals food, danger, or mates.
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Identify the sense a shark uses well to detect tiny electrical signals from prey.
Identify the sense a shark uses well to detect tiny electrical signals from prey.
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Electroreception. Detects bioelectric fields from muscle movements.
Electroreception. Detects bioelectric fields from muscle movements.
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Which sense helps many snakes detect warm-blooded animals even in low light?
Which sense helps many snakes detect warm-blooded animals even in low light?
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Heat sensing (infrared detection). Pit organs detect body heat from warm prey.
Heat sensing (infrared detection). Pit organs detect body heat from warm prey.
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Which animal is more likely to respond strongly to a high-pitched squeak: a bat or a turtle?
Which animal is more likely to respond strongly to a high-pitched squeak: a bat or a turtle?
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A bat. Bats use echolocation; turtles have poor high-frequency hearing.
A bat. Bats use echolocation; turtles have poor high-frequency hearing.
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Which animal is more likely to follow a scent trail to food: a dog or an eagle?
Which animal is more likely to follow a scent trail to food: a dog or an eagle?
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A dog. Dogs have millions more scent receptors than eagles.
A dog. Dogs have millions more scent receptors than eagles.
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Choose the best reason a moth flies toward a porch light while a mouse hides from it.
Choose the best reason a moth flies toward a porch light while a mouse hides from it.
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They interpret light differently because of different survival needs. Moths navigate by light; mice are prey animals that hide.
They interpret light differently because of different survival needs. Moths navigate by light; mice are prey animals that hide.
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Identify the best explanation for why a deer runs from a loud crack but a woodpecker keeps pecking.
Identify the best explanation for why a deer runs from a loud crack but a woodpecker keeps pecking.
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Different instincts and different meanings of the sound. Deer flee from predator sounds; woodpeckers make similar sounds.
Different instincts and different meanings of the sound. Deer flee from predator sounds; woodpeckers make similar sounds.
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What is an adaptation in animals?
What is an adaptation in animals?
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A body or behavior trait that helps survival and reproduction. Physical or behavioral features evolved for specific environments.
A body or behavior trait that helps survival and reproduction. Physical or behavioral features evolved for specific environments.
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What is the difference between instinct and learning in animal responses?
What is the difference between instinct and learning in animal responses?
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Instinct is inherited; learning comes from experience. Animals are born with instincts but must learn other behaviors.
Instinct is inherited; learning comes from experience. Animals are born with instincts but must learn other behaviors.
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Which option best explains why a moth flies toward a light while a cockroach hides from it?
Which option best explains why a moth flies toward a light while a cockroach hides from it?
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They have different survival behaviors and light sensitivity. Moths navigate by light; cockroaches evolved to avoid it.
They have different survival behaviors and light sensitivity. Moths navigate by light; cockroaches evolved to avoid it.
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