Arkansas Biology Fundamentals Quiz

During a biology class, Ali and Rosie were discussing what all cells contain in the form of DNA molecules. What is it that they were talking about?

• Lipids

• Proteins

• Genetic information

• Carbohydrates

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Keven and Lexie are organizing a school play. They need to understand the hierarchical structural organization in multicellular organisms to design costumes for different roles. What is the hierarchical structural organization in multicellular organisms?

• Random organization

• Hierarchical structural organization

• Linear organization

• Circular organization

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During a science class, Lexie and Rosie were discussing how the human body keeps its temperature stable even when the weather changes. What maintains a living system's internal conditions within certain limits?

• Random processes

• Feedback mechanisms

• External conditions

• Genetic mutations

In a biology class, Rosie and Joe are learning about how individual cells in multicellular organisms grow and divide. What process are they studying?

• Photosynthesis

• Mitosis

• Respiration

• Fermentation

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During a school science project, Rosie and Patrick are exploring how plants make their own food. What process do they learn converts light energy to stored chemical energy?

• Combustion

• Respiration

• Photosynthesis

• Evaporation

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During a science experiment, Abby and William are studying how plants make their own food. They learn that sugar molecules are formed from which elements in photosynthesis?

• Nitrogen, oxygen, and hydrogen

• Carbon, hydrogen, and oxygen

• Sulfur, carbon, and nitrogen

• Phosphorus, oxygen, and hydrogen

Joe and Hailey are studying a pond ecosystem for their science project. They notice that the pond can only support a certain number of fish and plants. What is this limitation called?

• Unlimited resources

• Carrying capacities

• Infinite space

• Constant temperatures

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During a science class, Rosie and Gabe are discussing which process provides most of the energy for life processes. What is the correct answer?

• Fermentation

• Photosynthesis and cellular respiration

• Decomposition

• Nitrogen fixation

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Lexie and Marcos are studying an ecosystem in their science class. They observe various plants and animals interacting with each other. What happens to matter and energy at each link in this ecosystem?

• They are destroyed

• They are conserved

• They are multiplied

• They are lost

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Aiden and Lexie are discussing the processes that are crucial for maintaining balance in nature. Aiden asks, "What are photosynthesis and cellular respiration important components of?"

• The nitrogen cycle

• The carbon cycle

• The water cycle

• The phosphorus cycle

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