Exam: Cambridge English: B2 First (FCE)

Definition: To break down and decompose naturally through the action of living organisms, particularly microorganisms.

Example: Plastic bags can take hundreds of years to biodegrade in landfills.

Definition: Describing a material that can be broken down naturally by microorganisms into simpler substances.

Example: The packaging is made from biodegradable materials that will decompose over time.

Definition: To break down and decompose naturally by the action of living organisms, especially bacteria, fungi, and other microorganisms.

Example: Plastic bags can take hundreds of years to biodegrade, harming the environment.

Definition: A type of fuel made from natural materials, often from plants, that can be used in diesel engines instead of traditional fossil fuels.

Example: Many companies are investing in biodiesel to reduce their carbon footprint.

Definition: Having a variety of different species in a particular environment or ecosystem.

Example: The Amazon rainforest is known for its biodiverse ecosystem, home to thousands of plant and animal species.

Definition: A person who writes about someone else's life, telling their story and important events.

Example: The biographer spent years researching the famous author's life before publishing the book.

Definition: Relating to the study of living organisms or their processes.

Example: The scientist conducted a biologic study to understand the effects of pollution on marine life.

Definition: A product made from living organisms or their products, often used in medicine, such as vaccines or antitoxins.

Example: The doctor recommended a biologic to help treat the patient's condition.

Definition: Related to the study of living things and their processes, including growth, reproduction, and health.

Example: The biological effects of the drug were studied in detail.

Definition: A substance made from living organisms or their products, used in medicine for diagnosis, prevention, or treatment.

Example: The doctor prescribed a biological to help treat the patient's condition.

Definition: A person who studies living things and their relationships, including plants, animals, and microorganisms.

Example: The biologist discovered a new species of frog in the rainforest.

Definition: The study of living things, including their structure, function, growth, and how they interact with their environment.

Example: She decided to major in biology because she loves studying living organisms.

Definition: Describing organisms that can produce and emit light through a chemical reaction within their bodies.

Example: The bioluminescent jellyfish glowed brightly in the dark water.