All flashcards
Flashcard 1: Which structure supports survival by helping an owl capture prey at night?
Answer: Large eyes for good night vision. Enhanced vision helps owls hunt in darkness.
Flashcard 2: Which plant structure supports growth by making food using sunlight?
Answer: Leaves. Photosynthesis in leaves creates food for plant growth.
Flashcard 3: Which structure supports behavior by helping a bird communicate with songs?
Answer: A syrinx (voice box). This vocal organ produces complex bird songs.
Flashcard 4: Identify the structure that supports behavior by allowing a chameleon to capture insects quickly.
Answer: A long, sticky tongue. The sticky surface traps prey when extended rapidly.
Flashcard 5: Which plant structure directly supports growth by taking in water and minerals?
Answer: Roots. Roots absorb nutrients and water from soil.
Flashcard 6: Identify the structure that supports growth in young mammals by providing milk.
Answer: Mammary glands. These glands produce nutrient-rich milk for offspring.
Flashcard 7: Which evidence best supports the claim that webbed feet help ducks survive?
Answer: Webbing increases pushing force when swimming. Explains how the structure improves swimming ability.
Flashcard 8: Which example best supports an argument that a structure helps reproduction rather than survival?
Answer: Bright feathers attract mates. Mating displays serve reproduction, not survival.
Flashcard 9: What is the best definition of function when describing a structure?
Answer: The job a structure does for the organism. Function describes how a structure helps the organism.
Flashcard 10: Identify the structure that supports survival by helping a fish breathe underwater.
Answer: Gills. Gills extract oxygen from water for breathing.
Flashcard 11: What does the term structure mean in life science?
Answer: A body part or feature that helps an organism do a job. Structures are physical parts that perform specific tasks.
Flashcard 12: Which structure best supports survival by protecting a turtle from predators?
Answer: A hard shell. The shell acts as armor against predator attacks.
Flashcard 13: What is the best claim about how a polar bear’s thick fur supports survival?
Answer: It insulates the body to stay warm in cold climates. Thick layers trap heat in Arctic conditions.
Flashcard 14: What is the best claim about how a cactus waxy coating supports survival?
Answer: It reduces water loss in dry environments. Waxy layer prevents moisture from escaping in deserts.
Flashcard 15: Which structure is the best evidence that helps a fish survive in water by breathing?
Answer: Gills. Extract oxygen from water for underwater breathing.
Flashcard 16: What is the best claim about how a turtle shell supports survival?
Answer: A turtle shell protects the body from predators and injury. Hard shells provide physical defense against attacks.
Flashcard 17: Which structure best supports an argument that birds can get food for survival?
Answer: Beak shape helps birds obtain specific foods. Different shapes match different food sources.
Flashcard 18: Which structure best supports an argument that a plant can grow taller and reach light?
Answer: Stem. Provides vertical support and transport for height.
Flashcard 19: Which option is the best evidence to support the claim that teeth structure affects diet and survival?
Answer: Sharp canines help tear meat; flat molars help grind plants. Tooth shape matches food type for efficient eating.
Flashcard 20: Which structure best supports an argument that seeds help a plant reproduce successfully?
Answer: Seeds protect and carry the plant embryo for a new plant. Contains everything needed to grow a new plant.
Flashcard 21: What is the best claim about how a flower supports reproduction in many plants?
Answer: Flowers attract pollinators and help make seeds. Bright colors and scents draw pollinators.
Flashcard 22: Which claim best matches this evidence: "A bird uses wings to fly away from danger"?
Answer: Structures support survival. Wings help escape predators, supporting survival.
Flashcard 23: Which claim best matches this evidence: "A duck has webbed feet that help it swim"?
Answer: Structures support behavior. Webbed feet enable swimming, which is a behavior.
Flashcard 24: Which claim best matches this evidence: "A beaver has strong teeth for cutting wood to build"?
Answer: Structures support behavior. Teeth enable dam-building, which is a behavior.
Flashcard 25: Which claim best matches this evidence: "Thick fur helps an animal stay warm in winter"?
Answer: Structures support survival. Fur provides insulation from cold, helping survival.
Flashcard 26: Which claim best matches this evidence: "A cactus has a thick stem that stores water"?
Answer: Structures support survival. Water storage helps survive dry conditions.
Flashcard 27: What is the best definition of function in life science when discussing structures?
Answer: The job a structure does for an organism. Function refers to what a body part does to help the organism.
Flashcard 28: Which term means a body part or feature that helps an organism do a job (function)?
Answer: Structure. A body part that performs a specific function for the organism.
Flashcard 29: Which option is the best evidence sentence for the claim "Structures support reproduction"?
Answer: Pollen sticks to bees, helping plants make seeds. Shows how a structure directly helps plant reproduction.
Flashcard 30: Which statement is the strongest complete argument pattern for this skill (claim + evidence)?
Answer: A structure helps because it performs a function that supports a life need. Links structure, function, and life need in one statement.