C1 Advanced Reading Scientific Vocabulary Quiz

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| Questions: 15 | Updated: May 7, 2026
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1. What does 'photosynthesis' refer to?

Explanation

Photosynthesis is the process by which green plants, algae, and some bacteria use sunlight to convert carbon dioxide and water into glucose and oxygen. This chemical energy stored in glucose serves as food for the plant and is essential for growth and energy production, highlighting the importance of light in sustaining life on Earth.

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About This Quiz
C1 Advanced Reading Scientific Vocabulary Quiz - Quiz

This C1 Advanced Reading Scientific Vocabulary Quiz tests your mastery of complex terminology used across biology, chemistry, physics, and environmental science. Designed for advanced learners, it challenges your ability to understand and apply sophisticated scientific language in context. Perfect for students preparing for advanced exams or deepening their scientific literacy.

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2. Which term describes the gradual change in species composition over time?

Explanation

Succession refers to the process by which ecosystems change and develop over time, leading to a gradual shift in species composition. This can occur in response to environmental changes, disturbances, or the introduction of new species, ultimately resulting in a more stable and diverse community.

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3. What is 'osmosis' in biological systems?

Explanation

Osmosis is a vital biological process where water molecules move from an area of lower solute concentration to an area of higher solute concentration through a semipermeable membrane. This movement helps maintain cellular balance and is crucial for various physiological functions, such as nutrient absorption and waste removal.

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4. The term 'mitochondria' is commonly known as:

Explanation

Mitochondria are often referred to as the powerhouse of the cell because they are responsible for producing adenosine triphosphate (ATP), the primary energy currency of the cell. This energy is essential for various cellular functions, making mitochondria crucial for maintaining cellular metabolism and overall energy balance.

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5. What does 'enzyme' mean in biochemistry?

Explanation

Enzymes are specialized proteins that act as catalysts in biochemical reactions, significantly increasing the rate of these reactions without being consumed in the process. They lower the activation energy required for reactions, enabling essential biological processes to occur efficiently and at a faster pace, which is crucial for maintaining life.

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6. Which definition best describes 'biodiversity'?

Explanation

Biodiversity refers to the variety of life forms, including different species, ecosystems, and genetic variations within a specific area. It encompasses the range of plants, animals, and microorganisms, highlighting the complexity and richness of life, which is essential for ecosystem resilience and function.

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7. The process of 'evapotranspiration' involves:

Explanation

Evapotranspiration is the combined process of water evaporating from soil surfaces and being released from plants through transpiration. This process is crucial in the water cycle as it represents the loss of water from the land to the atmosphere, influencing climate and ecosystem health.

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8. What is 'homeostasis' in physiology?

Explanation

Homeostasis refers to the physiological processes that maintain a stable internal environment within an organism, despite external changes. This includes regulating factors such as temperature, pH, and electrolyte balance, ensuring optimal functioning of cells and organs for survival and health.

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9. The term 'catalyst' refers to:

Explanation

A catalyst is a substance that accelerates chemical reactions by lowering the activation energy required for the reaction to occur. Unlike reactants, a catalyst is not consumed in the process, allowing it to be reused multiple times. This property makes catalysts essential in various industrial and biological processes, enhancing efficiency and productivity.

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10. What does 'genotype' mean in genetics?

Explanation

Genotype refers to the specific genetic constitution of an organism, encompassing all the alleles inherited from its parents. It determines various traits and characteristics, influencing how the organism develops and functions. Unlike phenotype, which represents observable traits, genotype is the underlying genetic information that contributes to those traits.

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11. The concept of 'equilibrium' in chemistry refers to:

Explanation

Equilibrium in chemistry is a dynamic state where the rates of the forward and reverse reactions are equal, resulting in no net change in the concentrations of reactants and products. This balance allows the system to maintain stability, even though both reactions continue to occur.

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12. Which term describes the study of relationships between organisms and their environment?

Explanation

Ecology is the branch of biology that focuses on the interactions between living organisms and their physical surroundings. It examines how these relationships affect the distribution, abundance, and dynamics of species and ecosystems, making it essential for understanding environmental issues and biodiversity.

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13. What is 'cellular respiration'?

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14. The term 'pH' measures:

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15. What does 'mutation' mean in the context of genetics?

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What does 'photosynthesis' refer to?
Which term describes the gradual change in species composition over...
What is 'osmosis' in biological systems?
The term 'mitochondria' is commonly known as:
What does 'enzyme' mean in biochemistry?
Which definition best describes 'biodiversity'?
The process of 'evapotranspiration' involves:
What is 'homeostasis' in physiology?
The term 'catalyst' refers to:
What does 'genotype' mean in genetics?
The concept of 'equilibrium' in chemistry refers to:
Which term describes the study of relationships between organisms and...
What is 'cellular respiration'?
The term 'pH' measures:
What does 'mutation' mean in the context of genetics?
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