Cambridge IELTS 7 · Listening · Test 3 · Part 3

Ocean Research — IELTS Listening Answers

All 10 answers for Ocean Research, Cambridge IELTS 7 Listening Test 3 Part 3, with the transcript evidence and an explanation for each.

By Deep Bikram, IELTS Content Lead & Assessment Specialist · Reviewed by Sarah Chen · Updated

← All Cambridge 7 Listening Test 3 answers

Ocean Research answer key at a glance

Questions 21–30. Tap an answer to see the evidence.

  1. 21cigar
  2. 2213 countries
  3. 23activated
  4. 2450 km
  5. 25temperature
  6. 26A
  7. 27C
  8. 28A
  9. 29B
  10. 30C

What this part tests

This part is tested with Note Completion (Q21–22). Each section below gives the strategy for that question type, the answers, and the sentence that proves them.

Questions 21–22: 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.

Options for Questions 21–22

  • AAt present
  • BIn the near future
  • CIn the long-term future
Q21cigar
“It looks a bit like a cigar and it's about one and a half metres long”

Shape detail: the float 'looks a bit like a cigar' and is about one and a half metres long.

Q2213 countriesalso accepted: thirteen countries
“Over the last five years scientists from thirteen countries have been taking part in the project and launching floats in their area of ocean control”

Both words needed: scientists from 'thirteen countries' took part over the last five years.

Learn the question types in this part

Frequently asked questions

Where does the Ocean Research listening section come from?

It is Part 3 of Cambridge IELTS 7 Listening Test 3, and it covers Questions 21–30.

What question types appear in Ocean Research?

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.

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