B1

Environment and nature Exercises

About this lesson

Environment and nature · B1. Distinguish “habitat” (natural home of a species) from “drought” (long period without enough rain). Read the situation before choosing; these words are not interchangeable. Additional contrast: “wildlife” means animals and plants living in nature; “recycling” means processing used materials for reuse. Compare their uses in the learning cards.

Complete 24 original tasks. Use the situation to choose the intended meaning, practise the form, then apply it in a fresh context.

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Vocabulary

Learning cards

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habitat
habitat
B1
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habitat

natural home of a species
In a sentence

A strip of wild grass can provide a habitat for insects between fields.

A strip of wild grass can provide a habitat for insects between fields.

Useful combinations
natural habitatprotect a habitat

Word forms & family

habitats (n.)

Similar meanings & paraphrases

natural home

These match this sense. Word families can change meaning; near meanings are not always interchangeable.

Practise “natural habitat” as a whole phrase. Here “habitat” has the sense natural home of a species.

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A little clarity first

natural home of a species / long period without enough rain

Distinguish “habitat” (natural home of a species) from “drought” (long period without enough rain). Read the situation before choosing; these words are not interchangeable. Additional contrast: “wildlife” means animals and plants living in nature; “recycling” means processing used materials for reuse. Compare their uses in the learning cards.

The wetland is an important habitat for frogs.

water covering normally dry land / harmful contamination of the environment

Distinguish “flood” (water covering normally dry land) from “pollution” (harmful contamination of the environment). Read the situation before choosing; these words are not interchangeable. Additional contrast: “deforestation” means removal of large areas of forest; “landfill” means place where waste is buried. Compare their uses in the learning cards.

The flood covered the road with water.

protection of nature and resources / naturally replenished rather than exhausted

Distinguish “conservation” (protection of nature and resources) from “renewable” (naturally replenished rather than exhausted). Read the situation before choosing; these words are not interchangeable. Additional contrast: “emission” means release of gas into the air; “ecosystem” means community of living things and their surroundings. Compare their uses in the learning cards.

The park supports wildlife conservation.

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Questions
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Complete the sentence with the expression that matches the stated situation.

The wetland is an important ___ for frogs.

Your answer
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Your learning route

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Step 1 · Warm-up

Warm-up

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Step 2 · Build the skill

water covering normally dry land / harmful contamination of the environment

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Distinguish “flood” (water covering normally dry land) from “pollution” (harmful contamination of the environment). Read the situation before choosing; these words are not interchangeable. Additional contrast: “deforestation” means removal of large areas of forest; “landfill” means place where waste is buried. Compare their uses in the learning cards.

The flood covered the road with water.
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Step 3 · Build the skill

protection of nature and resources / naturally replenished rather than exhausted

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Distinguish “conservation” (protection of nature and resources) from “renewable” (naturally replenished rather than exhausted). Read the situation before choosing; these words are not interchangeable. Additional contrast: “emission” means release of gas into the air; “ecosystem” means community of living things and their surroundings. Compare their uses in the learning cards.

The park supports wildlife conservation.
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Step 4 · Build the skill

natural home of a species / long period without enough rain

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Distinguish “habitat” (natural home of a species) from “drought” (long period without enough rain). Read the situation before choosing; these words are not interchangeable. Additional contrast: “wildlife” means animals and plants living in nature; “recycling” means processing used materials for reuse. Compare their uses in the learning cards.

The wetland is an important habitat for frogs.
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Step 5 · New contexts

New contexts

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Step 6 · A fresh challenge

A fresh challenge

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Practice notes in this unit

Make mistakes useful.

Keep the first try. Understand the change. Check it in a fresh situation.

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No practice notes yet. Try a short warm-up.

Questions & answers

Opening an answer records help for that question.

D01 · Warm-up

Complete the sentence with the expression that matches the stated situation.

The wetland is an important ___ for frogs.

  1. flood
  2. habitat
  3. pollution
  4. drought
Answer & explanation
habitat

Look at “wetland”. Here we need “natural home of a species”: “habitat”. Distinguish a living place, water shortage, overflowing water, contamination, protection and energy that is replenished. Completed sentence: “The wetland is an important habitat for frogs.”.

D02 · Warm-up

Months without rain have dried out the fields; there has been no overflow of water.

The ___ left the fields dry.

  1. conservation
  2. pollution
  3. drought
  4. flood
Answer & explanation
drought

Look at “Months without rain”. Here we need “long period without enough rain”: “drought”. Distinguish a living place, water shortage, overflowing water, contamination, protection and energy that is replenished. Completed sentence: “The drought left the fields dry.”.

D03 · Warm-up

The river overflowed and a large amount of water spread over the road.

The ___ covered the road with water.

  1. flood
  2. drought
  3. pollution
  4. conservation
Answer & explanation
flood

Look at “river overflowed”. Here we need “water covering normally dry land”: “flood”. Distinguish a living place, water shortage, overflowing water, contamination, protection and energy that is replenished. Completed sentence: “The flood covered the road with water.”.

P01 · Build the skill

Complete the sentence with the expression that matches the stated situation.

The factory reduced ___ by filtering its waste.

  1. conservation
  2. drought
  3. pollution
  4. habitat
Answer & explanation
pollution

Look at “filtering its waste”. Here we need “harmful contamination of the environment”: “pollution”. Distinguish a living place, water shortage, overflowing water, contamination, protection and energy that is replenished. Completed sentence: “The factory reduced pollution by filtering its waste.”.

P02 · Build the skill

The park funds work to protect wildlife and prevent species from disappearing.

The park supports wildlife ___.

  1. drought
  2. conservation
  3. habitat
  4. pollution
Answer & explanation
conservation

Look at “protect wildlife”. Here we need “protection of nature and resources”: “conservation”. Distinguish a living place, water shortage, overflowing water, contamination, protection and energy that is replenished. Completed sentence: “The park supports wildlife conservation.”.

P03 · Build the skill

The gap asks for the energy category meaning naturally replenished, not based on a finite fuel reserve.

Wind is a ___ source of energy.

  1. fossil-based
  2. nuclear
  3. non-renewable
  4. renewable
Answer & explanation
renewable

Look at “naturally replenished”. Here we need “naturally replenished rather than exhausted”: “renewable”. The term names natural replenishment. Fossil-based and nuclear name fuel or process types; non-renewable means the supply is not replenished fast enough. Completed sentence: “Wind is a renewable source of energy.”.

P04 · Build the skill

Complete the sentence with the expression that matches the stated situation.

Cutting down the forest destroyed the birds’ natural ___.

  1. drought
  2. habitat
  3. flood
  4. pollution
Answer & explanation
habitat

Look at “birds’ natural”. Here we need “natural home of a species”: “habitat”. Distinguish a living place, water shortage, overflowing water, contamination, protection and energy that is replenished. Completed sentence: “Cutting down the forest destroyed the birds’ natural habitat.”.

R01 · New contexts

Complete the sentence with the expression that matches the stated situation.

After months without rain, farmers faced a severe ___.

  1. flood
  2. pollution
  3. drought
  4. conservation
Answer & explanation
drought

Look at “months without rain”. Here we need “long period without enough rain”: “drought”. Distinguish a living place, water shortage, overflowing water, contamination, protection and energy that is replenished. Completed sentence: “After months without rain, farmers faced a severe drought.”.

R02 · New contexts

Complete the sentence with the expression that matches the stated situation.

The river overflowed and caused a ___ in the village.

  1. conservation
  2. drought
  3. pollution
  4. flood
Answer & explanation
flood

Look at “river overflowed”. Here we need “water covering normally dry land”: “flood”. Distinguish a living place, water shortage, overflowing water, contamination, protection and energy that is replenished. Completed sentence: “The river overflowed and caused a flood in the village.”.

R03 · New contexts

Complete the sentence with the expression that matches the stated situation.

Dirty smoke from traffic contributes to air ___.

  1. pollution
  2. conservation
  3. habitat
  4. drought
Answer & explanation
pollution

Look at “Dirty smoke”. Here we need “harmful contamination of the environment”: “pollution”. Distinguish a living place, water shortage, overflowing water, contamination, protection and energy that is replenished. Completed sentence: “Dirty smoke from traffic contributes to air pollution.”.

X01 · A fresh challenge

Complete the sentence with the expression that matches the stated situation.

Protecting endangered species is a central aim of nature ___.

  1. conservation
  2. habitat
  3. drought
  4. pollution
Answer & explanation
conservation

Look at “Protecting endangered species”. Here we need “protection of nature and resources”: “conservation”. Distinguish a living place, water shortage, overflowing water, contamination, protection and energy that is replenished. Completed sentence: “Protecting endangered species is a central aim of nature conservation.”.

X02 · A fresh challenge

The gap asks for the energy category meaning naturally replenished, in contrast to a finite fuel reserve.

Unlike coal, sunlight provides ___ energy.

  1. non-renewable
  2. fossil-based
  3. renewable
  4. nuclear
Answer & explanation
renewable

Look at “naturally replenished”. Here we need “naturally replenished rather than exhausted”: “renewable”. The term names natural replenishment. Fossil-based and nuclear name fuel or process types; non-renewable means the supply is not replenished fast enough. Completed sentence: “Unlike coal, sunlight provides renewable energy.”.

R04 · New contexts

Choose the expression that matches the situation.

The reserve protects local ___, including foxes, owls and wild flowers.

  1. deforestation
  2. recycling
  3. landfill
  4. wildlife
Answer & explanation
wildlife

Look at “foxes, owls and wild flowers”. Here we need “animals and plants living in nature”: “wildlife”. Living things alone are not the whole ecosystem. Also separate reusing material, removing forest, burying waste and releasing gas. Completed sentence: “The reserve protects local wildlife, including foxes, owls and wild flowers.”.

R05 · New contexts

Choose the expression that matches the situation.

Making new paper from used newspapers is an example of ___.

  1. deforestation
  2. recycling
  3. emission
  4. landfill
Answer & explanation
recycling

Look at “new paper from used newspapers”. Here we need “processing used materials for reuse”: “recycling”. Living things alone are not the whole ecosystem. Also separate reusing material, removing forest, burying waste and releasing gas. Completed sentence: “Making new paper from used newspapers is an example of recycling.”.

R06 · New contexts

Choose the expression that matches the situation.

The removal of thousands of trees to create farmland has caused severe ___.

  1. landfill
  2. deforestation
  3. emission
  4. ecosystem
Answer & explanation
deforestation

Look at “removal of thousands of trees”. Here we need “removal of large areas of forest”: “deforestation”. Living things alone are not the whole ecosystem. Also separate reusing material, removing forest, burying waste and releasing gas. Completed sentence: “The removal of thousands of trees to create farmland has caused severe deforestation.”.

R07 · New contexts

Choose the expression that matches the situation.

The rubbish that cannot be recycled is buried in a ___ outside town.

  1. emission
  2. landfill
  3. ecosystem
  4. wildlife
Answer & explanation
landfill

Look at “rubbish”. Here we need “place where waste is buried”: “landfill”. Living things alone are not the whole ecosystem. Also separate reusing material, removing forest, burying waste and releasing gas. Completed sentence: “The rubbish that cannot be recycled is buried in a landfill outside town.”.

R08 · New contexts

Choose the expression that matches the situation.

The release of carbon dioxide from the factory is a gas ___.

  1. emission
  2. ecosystem
  3. wildlife
  4. recycling
Answer & explanation
emission

Look at “release of carbon dioxide”. Here we need “release of gas into the air”: “emission”. Living things alone are not the whole ecosystem. Also separate reusing material, removing forest, burying waste and releasing gas. Completed sentence: “The release of carbon dioxide from the factory is a gas emission.”.

R09 · New contexts

Choose the expression that matches the situation.

The coral, fish and other living things, together with the water around them, form a marine ___.

  1. ecosystem
  2. deforestation
  3. wildlife
  4. recycling
Answer & explanation
ecosystem

Look at “living things, together with the water”. Here we need “community of living things and their surroundings”: “ecosystem”. Living things alone are not the whole ecosystem. Also separate reusing material, removing forest, burying waste and releasing gas. Completed sentence: “The coral, fish and other living things, together with the water around them, form a marine ecosystem.”.

X03 · A fresh challenge

Choose the expression that matches the situation.

Drivers should slow down here because ___ such as deer often cross the road.

  1. landfill
  2. deforestation
  3. wildlife
  4. emission
Answer & explanation
wildlife

Look at “deer”. Here we need “animals and plants living in nature”: “wildlife”. Living things alone are not the whole ecosystem. Also separate reusing material, removing forest, burying waste and releasing gas. Completed sentence: “Drivers should slow down here because wildlife such as deer often cross the road.”.

X04 · A fresh challenge

Choose the expression that matches the situation.

Put empty glass bottles in this bin so the glass can be melted and made into new bottles through ___.

  1. landfill
  2. recycling
  3. ecosystem
  4. emission
Answer & explanation
recycling

Look at “made into new bottles”. Here we need “processing used materials for reuse”: “recycling”. Living things alone are not the whole ecosystem. Also separate reusing material, removing forest, burying waste and releasing gas. Completed sentence: “Put empty glass bottles in this bin so the glass can be melted and made into new bottles through recycling.”.

X05 · A fresh challenge

The images show that trees have been removed across a large area, leaving stumps and bare ground, not a gas cloud.

Satellite images showed widespread ___ where dense forest once stood.

  1. ecosystem
  2. deforestation
  3. wildlife
  4. emission
Answer & explanation
deforestation

Look at “trees have been removed”. Here we need “removal of large areas of forest”: “deforestation”. Living things alone are not the whole ecosystem. Also separate reusing material, removing forest, burying waste and releasing gas. Completed sentence: “Satellite images showed widespread deforestation where dense forest once stood.”.

X06 · A fresh challenge

Choose the expression that matches the situation.

The council wants to bury less household waste in ___ and reuse more of it.

  1. ecosystem
  2. recycling
  3. wildlife
  4. landfill
Answer & explanation
landfill

Look at “bury less household waste”. Here we need “place where waste is buried”: “landfill”. Living things alone are not the whole ecosystem. Also separate reusing material, removing forest, burying waste and releasing gas. Completed sentence: “The council wants to bury less household waste in landfill and reuse more of it.”.

X07 · A fresh challenge

Choose the expression that matches the situation.

A sensor detected a sudden ___ of toxic gas from the pipe.

  1. recycling
  2. deforestation
  3. wildlife
  4. emission
Answer & explanation
emission

Look at “toxic gas”. Here we need “release of gas into the air”: “emission”. Living things alone are not the whole ecosystem. Also separate reusing material, removing forest, burying waste and releasing gas. Completed sentence: “A sensor detected a sudden emission of toxic gas from the pipe.”.

X08 · A fresh challenge

Choose the expression that matches the situation.

Removing one species can affect the whole ___ because its living parts depend on each other.

  1. landfill
  2. recycling
  3. ecosystem
  4. deforestation
Answer & explanation
ecosystem

Look at “living parts depend on each other”. Here we need “community of living things and their surroundings”: “ecosystem”. Living things alone are not the whole ecosystem. Also separate reusing material, removing forest, burying waste and releasing gas. Completed sentence: “Removing one species can affect the whole ecosystem because its living parts depend on each other.”.