G04 - Vocabulary - U5B - Introduction

A place where an organism can live and flourish A forest is the natural ...... for many animals like deer and bears. Coral reefs are an important ....... for many sea creatures. Zoos try to create ........ that are similar to where animals live in the wild. This word came from Latin about 250 years ago. It meant "it dwells".

• habitat
• noun
• wasteland
• conjunction

To take something over without permission Ants might ...... your picnic if you leave food out. In history, some countries tried to ....... others to take their land. Weeds can quickly ........ a garden if you don't pull them out. This word came from Latin through French about 600 years ago. It meant "to go into".

• invade
• verb
• retreat
• noun

The number of living things that are in an area The ...... of our town grew when a new factory opened. Scientists study animal ....... to see if they are healthy. A large ........ of butterflies visited the flower garden. This word came from Latin about 400 years ago. It meant "people" or "inhabitants".

• population
• noun
• depopulation
• adverb

A group of living things that are very similar and can reproduce There are many different ...... of birds in the rainforest. Some ....... of animals, like pandas, are endangered. Each ........ has special traits that help it survive in its environment. This word came directly from Latin about 500 years ago. It meant "kind" or "appearance".

• species
• noun
• individual
• preposition

When something is at risk of danger Some animals are ...... by loss of their forest homes. The small town felt ....... by the approaching storm. Polar bears are ........ by melting ice in the Arctic. This word comes from Old English. Over 1000 years ago, it meant "to press" or "to afflict".

• threatened
• adjective
• secure
• verb

When something is steady It takes practice to ...... on one foot. Eating a ....... of different healthy foods is good for you. Nature tries to keep a ........ between predators and prey. This word came from Latin through French about 700 years ago. It meant "scales".

• balance
• noun
• imbalance
• adverb

A contest The school held a spelling ...... to see who was the best speller. Plants in a garden may be in ....... for sunlight and water. Friendly ........ in sports can be fun and help you improve. This word came from Latin about 400 years ago. It meant "rivalry".

• competition
• noun
• cooperation
• conjunction

To meet for the first time The teacher will ...... the new student to the class. Scientists sometimes ....... new species to an area to control pests. It's polite to ........ yourself when you meet someone new. This word came from Latin about 500 years ago. It meant "to bring in" or "to lead in".

• introduce
• verb
• withdraw
• noun

When people or animals move from one place to another Birds' ...... south for the winter helps them find warmer weather. The ....... of people to cities for jobs can change how places grow. Salmon make an amazing ........ upstream to lay their eggs. This word came from Latin about 400 years ago. It meant "a changing of residence".

• migration
• noun
• settlement
• adverb

To live and grow in an area naturally Oak trees are ...... to many parts of North America. Kangaroos are ....... to Australia and not found wild anywhere else. It's important to plant ........ flowers that local insects can use. This word came from Latin about 600 years ago. It meant "innate" or "natural".

• native
• adjective
• foreign
• verb