Species Variations - 3rd Grade Science
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Which observation best shows variation within one species of fish: different colors, fish and frogs?
Which observation best shows variation within one species of fish: different colors, fish and frogs?
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Different colors in the fish. Color differences show variation; fish and frogs are different species.
Different colors in the fish. Color differences show variation; fish and frogs are different species.
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Identify the variation: Two rabbits are the same species; one has darker fur. What varies?
Identify the variation: Two rabbits are the same species; one has darker fur. What varies?
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Fur color. The rabbits differ in the darkness of their fur.
Fur color. The rabbits differ in the darkness of their fur.
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What is a behavioral trait?
What is a behavioral trait?
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An action an organism does, such as hunting, hiding, or migrating. Behavioral traits are what organisms do, not how they look.
An action an organism does, such as hunting, hiding, or migrating. Behavioral traits are what organisms do, not how they look.
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Which option is a structural (physical) variation: beak shape, migration, nest building?
Which option is a structural (physical) variation: beak shape, migration, nest building?
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Beak shape. Beak shape is a body part; the others are actions.
Beak shape. Beak shape is a body part; the others are actions.
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What is the meaning of offspring?
What is the meaning of offspring?
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Young organisms produced by parents. Offspring are the children or babies of parent organisms.
Young organisms produced by parents. Offspring are the children or babies of parent organisms.
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Which option is most likely acquired: a scar, natural fur color, beak shape?
Which option is most likely acquired: a scar, natural fur color, beak shape?
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A scar. Scars form from injuries after birth, not from genes.
A scar. Scars form from injuries after birth, not from genes.
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Which option is most likely inherited: eye color, a scar, a suntan?
Which option is most likely inherited: eye color, a scar, a suntan?
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Eye color. Eye color is determined by genes from parents.
Eye color. Eye color is determined by genes from parents.
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What is a learned or acquired trait?
What is a learned or acquired trait?
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A trait gained during life from the environment or experiences. These traits develop after birth through life experiences.
A trait gained during life from the environment or experiences. These traits develop after birth through life experiences.
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Which option is an example of variation within a species: eye color, being a fish, having roots?
Which option is an example of variation within a species: eye color, being a fish, having roots?
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Eye color. Eye color varies between individuals; the others are shared traits.
Eye color. Eye color varies between individuals; the others are shared traits.
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Identify the variation: Two sunflowers are the same type, but one is taller. What varies?
Identify the variation: Two sunflowers are the same type, but one is taller. What varies?
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Height. The sunflowers differ in how tall they grow.
Height. The sunflowers differ in how tall they grow.
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Identify the variation: Two dogs are the same breed, but one has longer fur. What varies?
Identify the variation: Two dogs are the same breed, but one has longer fur. What varies?
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Fur length. The dogs differ in how long their fur grows.
Fur length. The dogs differ in how long their fur grows.
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Which statement best describes individuals in the same species?
Which statement best describes individuals in the same species?
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They are similar overall but can have different traits. Same species share basic features but show individual differences.
They are similar overall but can have different traits. Same species share basic features but show individual differences.
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What is a trait in living things?
What is a trait in living things?
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A characteristic of an organism, such as color, size, or shape. Traits are observable features that can vary between individuals.
A characteristic of an organism, such as color, size, or shape. Traits are observable features that can vary between individuals.
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What is variation within a species?
What is variation within a species?
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Differences in traits among individuals of the same species. Members of one species show different versions of the same traits.
Differences in traits among individuals of the same species. Members of one species show different versions of the same traits.
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Which option is a variation you could measure: height, being alive, being an animal?
Which option is a variation you could measure: height, being alive, being an animal?
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Height. Height can be measured and varies; the others are constant.
Height. Height can be measured and varies; the others are constant.
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