Exam: TOEFL

Definition: To make a material flexible and moldable, often by adding certain substances.

Example: The manufacturer decided to plasticize the rubber to improve its durability.

Definition: A substance that is added to materials like plastics to make them softer and more flexible.

Example: The manufacturer used a plasticizer to improve the flexibility of the plastic products.

Definition: A type of organelle found in plant cells and some other organisms that is involved in processes like food synthesis and storage.

Example: Chloroplasts are a type of plastid that help plants convert sunlight into energy.

Definition: Relating to a type of cell organelle involved in photosynthesis and other important functions in plant cells.

Example: The plastidial functions of the cell are essential for its energy production.

Definition: A method used to preserve biological tissues by replacing their water and fat content with plastic materials, making them suitable for study and display.

Example: The museum displayed several specimens created through the process of plastination.

Definition: A type of protein that contains copper and plays a role in transferring electrons during photosynthesis.

Example: Plastocyanin is essential for the process of photosynthesis in plants.

Definition: A flat dish used for serving or eating food, often round and made of ceramic, glass, or plastic.

Example: She placed the salad on a large plate before serving it to her guests.

Definition: To arrange food on a dish for serving or to cover something with a thin layer of material.

Example: The chef will plate the dish beautifully before serving it to the guests.

Definition: A small, disc-shaped cell fragment in the blood that helps with clotting to stop bleeding.

Example: When you get a cut, platelets in your blood work to form a clot and heal the wound.

Definition: A raised surface or area that is used for a specific purpose, such as speaking, waiting for trains, or expressing opinions.

Example: The politician stood on the platform to address the crowd.

Definition: A term used to describe something that is of the highest quality or rank, often associated with awards or achievements, such as music sales.

Example: The artist received a platinum certification for selling over a million copies of their album.

Definition: A valuable, silver-white metal that is resistant to corrosion and is used in jewelry, electronics, and various industrial applications.

Example: She received a platinum ring for her anniversary.