Cambridge IELTS 11 · Listening · Test 4 · Part 4
The Use Of Soil To Reduce Carbon Dioxide (Co2) In The Atmosphere — IELTS Listening Answers
All 10 answers for The Use Of Soil To Reduce Carbon Dioxide (Co2) In The Atmosphere, Cambridge IELTS 11 Listening Test 4 Part 4, with the transcript evidence and an explanation for each.
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The Use Of Soil To Reduce Carbon Dioxide (Co2) In The Atmosphere answer key at a glance
Questions 31–40. Tap an answer to see the evidence.
What this part tests
This part is tested with Note Completion (Q31–40). Each section below gives the strategy for that question type, the answers, and the sentence that proves them.
Questions 31–40: Note Completion
Strategy: Predict the word class from the note, find the paraphrase of the note's keyword in the transcript, then copy the answer exactly within the word limit.
“erosion can occur if soil is dry”
The lecture says 'erosion can occur if soil is dry', so dry is the condition allowing erosion.
“Lal was studying soils in Africa so devoid of organic matter that the ground had become extremely hard”
In Africa the soil was 'so devoid of organic matter that the ground had become extremely hard', so hard describes it.
“Plants absorb CO2 from the air and transform it into sugars and other carbon-based substances.”
Plants 'transform it into sugars and other carbon-based substances', so sugar is the product.
“some transfer from the roots to fungi and soil microbes”
Carbon moves when 'some transfer from the roots to fungi and soil microbes', so roots is the plant part.
“This aims to boost the fertility of soil and keep it moist through established practices.”
The practice aims to 'keep it moist', so moist describes the desired soil condition.
“increasing the variety of plants being grown”
The method involves 'increasing the variety of plants being grown', so variety is the noun.
“a first-of-its-kind study on a large cattle farm in the state”
The study took place on 'a large cattle farm in the state', so cattle is the livestock.
“waste produced in gardens”
Composting uses 'waste produced in gardens', so gardens is the source of waste.
“working to build up soil carbon by cultivating grasses that stay green all year round.”
Soil carbon builds by 'cultivating grasses that stay green all year round', so grasses is the plural noun.
“farmers should receive payment not just for the corn or beef they produce but also for the carbon they can store in their soil.”
Farmers 'should receive payment not just for the corn or beef' but for stored carbon, so payment is the reward.
Learn the question types in this part
Frequently asked questions
Where does the The Use Of Soil To Reduce Carbon Dioxide (Co2) In The Atmosphere listening section come from?
It is Part 4 of Cambridge IELTS 11 Listening Test 4, and it covers Questions 31–40.
What question types appear in The Use Of Soil To Reduce Carbon Dioxide (Co2) In The Atmosphere?
The part is tested with Note Completion. Each type is explained on this page, alongside the answers.
Are these reading answers reliable?
Every answer is paired with the sentence that proves it, so you can check each one against the passage yourself. Use the page after a timed attempt, not instead of one.
Cambridge IELTS is published by Cambridge University Press & Assessment. Band9Prep is not affiliated with Cambridge. This page is an independent study aid: it gives the answer key, the passage evidence and an explanation so you can review an attempt you have already made.