Test 1 - Listening - Part 4 · Cambridge IELTS Academic 15 Vocabulary List

any living thing that is able to move on its own, such as an animal, fish, etc.

"The ocean creature glowed in the dark."

"The deep ocean is home to bizarre creatures that have adapted to extreme pressure darkness and cold including fish with transparent heads and glowing lures."

the existence of a range of different plants and animals in a natural environment

"The Coral Triangle is a global center of marine biodiversity."

"Biodiversity refers to the incredible variety of life on Earth at all levels"

a small living organism that causes disease or infection

"Wash hands from germ."

"It is important to wash your hands frequently to prevent the spread of harmful germs."

something that has specific chemicals or causes a chemical reaction that destroys harmful microorganisms such as bacteria

"Workers sprayed disinfectant throughout the entire building"

"Hospital staff must apply disinfectant regularly to prevent the spread of infections."

causing a feeling of distress, fear, or unease

"The news is alarming."

"The alarming increase in pollution levels caused widespread concern among environmentalists and citizens."

before the expected, appropriate, or natural time

"The baby was born prematurely."

"The baby was born prematurely at only thirty weeks and had to stay in the hospital for two months."

in small amounts over a long period of time

"The sun gradually rose over the mountains."

"The sun gradually rose over the mountains and the sky turned from dark blue to soft pink and orange."

to a specific degree, particularly when compared to other similar things

"The house is relatively cheap."

"The house is relatively cheap compared to others in the same neighborhood because it needs some repairs and renovations."

causing a negative consequence or cost to someone or something in order to benefit another

"He succeeded at the expense of his health."

"He achieved success at the expense of his health because he worked too hard."

trees and plants in general, particularly those of a specific habitat or area

"The vegetation here is green."

"The dense tropical vegetation along the riverbank provides a habitat for many rare species."

any of the large land masses of the earth surrounded by sea such as Europe, Africa or Asia

"Africa is a continent."

"Europe is one of the seven continents."

‌a thick, tropical forest with tall trees and consistently heavy rainfall

"The Amazon rainforest is a vital global resource."

"The canopy layer of a tropical rainforest is a teeming"

the brush (small trees and bushes and ferns etc.) growing beneath taller trees in a wood or forest

"The rabbit hides in the thick undergrowth."

"The rabbit hides in the thick undergrowth and is safe from the fox that hunts it."

a fire that spreads quickly through dry grass, trees, or bushes in the countryside

"The bushfire spreads quickly in the dry wind."

"The bushfire spreads quickly in the dry wind and firefighters struggle to contain the blaze."

a structure offering protection and privacy from danger

"Find shelter from rain."

"The makeshift shelter provided essential protection from the harsh elements for the stranded travelers during the blizzard."

a sweet, liquid substance produced by flowers and used by insects as a source of energy

"Nectar is a sugary liquid produced by flowers."

"Nectar was the sweet liquid produced by flowers to attract bees birds and bats for pollination."

to obtain or isolate a specific substance or component by distillation or other methods of separation

"Extract the oil."

"Scientists are working to extract valuable compounds from the plant."

conforming to the expected standards

"Be proper now."

"It is important to maintain proper etiquette during formal gatherings."

concerning or used in the scientific field of chemistry

"It is a chemical."

"The scientist observed a fascinating chemical reaction occurring in the laboratory beaker."

the process of building or creating something, such as structures, machines, or infrastructure

"The construction takes many months."

"The construction of the new highway caused significant traffic delays for commuters throughout the entire summer."

to pull something in or draw it toward you by using a sucking motion or force

"The baby will suck."

"He watched the powerful vacuum cleaner suck up all the debris from the floor with impressive efficiency."

a natural mineral found in the earth, food, and the body that helps make healthy blood

"You need iron."

"Doctors often recommend iron supplements to combat anemia and improve blood health."

to introduce a liquid, such as a drug or vaccine, into the body of a person or animal using a syringe

"Doctors inject medicine."

"The veterinarian will inject the vaccine into the animal's bloodstream to prevent further infection."

to regain complete health after a period of sickness or injury

"Patients recover from illness slowly."

"It took the athlete several months to recover from his serious knee injury completely."

a group of organisms of the same species inhabiting a given area

"The population is large."

"Conservation efforts aim to protect the entire population of this endangered species."

to go and reside in a place as a permanent home

"They will settle here."

"After years of traveling, they decided to settle in a quiet coastal town."

(of a cell, gland, or organ) to produce and release a liquid substance in the body

"Glands secrete hormones into the bloodstream."

"The sweat glands in your skin secrete moisture to help cool your body when it gets too hot."

a mixture of different liquids

"The solution is clear."

"A homogeneous solution is formed when salt dissolves completely in water."

to grow in a healthy and strong way

"Plants flourish in sunlight."

"Under the mentorship of a skilled guide, her career began to flourish, exceeding all initial expectations."

to put forward a suggestion, plan, or idea for consideration

"He will propose a new plan."

"The committee proposed several changes to the existing policy in order to make it more effective and fair."

more than average, but not too much

"The test was fairly easy."

"The test was fairly easy and most students finished it well before the time was up."

to grow in amount or number rapidly

"Fake news proliferates on social media."

"Fake news articles proliferate on social media platforms making it difficult for users to distinguish truth from lies."

the different elements that form something or the arrangement of these elements

"Analyze the composition."

"The chemical composition of the unknown substance was analyzed in a laboratory using sophisticated equipment."

a substance such as a vitamin, protein, fat, etc. that is essential for good health and growth

"Plants need nutrient."

"A balanced diet provides essential nutrients for good health."

relating to the original inhabitants of a particular region or country, who have distinct cultural, social, and historical ties to that land

"They are indigenous people."

"The indigenous tribe fought to preserve their ancestral lands and unique cultural heritage from exploitation."

associated with or characteristic of the tropics, regions of the Earth near the equator known for their warm climate and lush vegetation

"The weather is tropical."

"The lush vegetation and high humidity are characteristic of the tropical climate found near the equator."

containing plenty of things or people in a small space

"The fog is dense."

"The dense fog reduced visibility to almost zero and drivers were advised to stay off the roads until it cleared."

a white or gray powder made by heating certain types of rocks and is commonly used in building materials, making soil less acidic, or treating water

"We need some lime."

"Adding lime to the soil helps to neutralize its acidity, promoting healthier plant growth."