New Zealand Seaweed Reading Answers

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16-09-2025

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Check the New Zealand Seaweed Reading Answers provided below for your reference and understanding.

1. V 5.   X 9.   Seameal 13.   B
2. II 6.   VI 10.   Cough mixture  
3. VIII 7.   New Zealand Carrangeen 11.   A  
4. I 8.   Agar 12.  C  

Students preparing for the IELTS will find the New Zealand Seaweed Reading Answers informative. Since it contains answers to the kinds of questions that will aid in their competence development and help them achieve excellent test scores.The IELTS reading section is unbelievably challenging.

The New Zealand Seaweed section provides knowledge about a highly nutrient-dense food called as seaweed that absorbs and concentrates significant quantities of a wide range of minerals essential to the body's wellness. By reading the complete passage, you can answer the three main types of IELTS reading questions as follows:

  • IELTS Reading Matching Headings
  • IELTS Reading Flowchart Completion
  • IELTS Reading Matching Features 

Also, check other IELTS reading question types for your further clarification.

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New Zealand Seaweed Reading Passage

Read the provided passage and answer all questions (1-13) within 20 minutes. After completion, evaluate your responses to the New Zealand Seaweed reading answers provided.

New Zealand Seaweed 

      Do not refer to us as weeds; we are sea flowers.

  1. A particularly nutrient-dense diet, seaweed concentrates and absorbs small portions of numerous minerals essential to the body's wellness. Aluminium, barium, calcium, chlorine, copper, iodine, and iron are just a few of the many elements that can be found in seaweed. Traces of these elements are typically formed by erosion and transported to the seaweed beds by river and sea currents. Seaweeds are also a good source of vitamins; in fact, Eskimos eat a lot of seaweed to meet their needs for vitamin C.

  2. Seaweed's nutritional importance has been widely recognized. For illustration, the Japanese and Maori people, who have historically consumed seaweed, have extraordinarily low rates of goitre, which may be explained by the high iodine concentration of these foods. According to studies into historical Maori eating habits, Seaweeds, fresh fruit, nuts, cape gooseberries, fuchsia and tutu berries, and a variety of other fruits that either naturally flourished here or were cultivated from seeds were used to make jellies, which were brought by settlers and explorers.

  3. Over 700 species of seaweed are native to New Zealand, some of which are unrepresented elsewhere. New Zealand also grows a significant portion of numerous species that are cultivated globally. For instance, Gigartina, a close relative of carrageen or Irish moss, is thought to have 30 species in New Zealand. The New Zealand carrageens are the name given to these. This species has a wide range of commercial uses thanks to the gel-forming substance called agar that can be extracted from them, including toothpaste, cough mixture, confectionary, cosmetics, canning, paint, and leather industries, as well as the production of duplicating pads and seameal, from which seameal custard is produced. In actuality, New Zealand Gigartina during World War II were sent to Australia to be used in toothpaste.

  4. Although there are numerous red seaweeds that are commercially successful and may be used to make agar in New Zealand (including Pterocladia, Gelidium, Chondrus, and Gigartina), there wasn't much of a use for them prior to 1940. The Northern Hemisphere Irish moss (Chondrus crispus) from England and ready-made agar from Japan were once imported by New Zealand, respectively. Even though the Gigartina's range is restricted to specific places according to the species, its occurrence is only rare on the east coast of the North Island. And even then, there is still a sizable supply of the two Pterocladia species from which agar can be obtained along the east coast and in the surroundings of Hokiangna. Fortunately, health food stores now provide agar manufactured in New Zealand.

  5. Seaweeds are categorised into three classes based on colour: red, brown, and green. Each class has a preferred habitat. However, few are completely one colour, especially when dried, with the exception of the recognisable sea lettuce (Ulva).

  6. A brown species may turn almost completely black, whereas a red species may seem black, brown, pink, or purple.Nonetheless, because the elements that determine where a seaweed will grow are highly accurate and consequently tend to occur in very well-defined zones, identification is still made easier. Notwithstanding a few exceptions, green seaweeds are often found in shallow-water algae, whereas brown seaweeds are found in medium depths and red seaweeds are found in deeper waters. Sea bombs, Venus' necklace, and the majority of the brown seaweeds are most frequently seen on flat rock surfaces close to mid-level tides. The purple laver, commonly described as the Maori karengo, which resembles a reddish-purple lettuce, is also found here. Bull kelp, strap weeds, and other hardy species are typically found on deep-water rocks on open coasts that are only exposed at very low tide. Species that can withstand prolonged exposure to the sun and air are typically found on the upper shore, whereas species that can't withstand it as well are typically located closer to or below the low-water line. Seaweed zones are influenced by the sun's radiation, water temperature, and time spent immersed.

  7. Seaweeds can spread through spores or through the fertilisation of egg cells. Few have leaves, none have flowers, fruits, or seeds, and none have roots in the normal sense. When a plant is submerged in water, it absorbs nutrients through its fronds; the base, or "holdfast," of a seaweed is merely an attaching organ and not an absorbing one.

  8. Some of the large seaweeds, like bull kelp, contain huge air-filled cells, while others, like air-filled floats, maintain their buoyancy. Certain plants that spend a lot of time in the open air frequently prevent dehydration by having swollen stems that are filled with water, having swollen nodules (like Venus' necklace), or having an unusual shape like a sea bomb. Some, like the sea cactus, have a mucilage-coated surface or are filled with sticky fluid. Its layer has two purposes in some of the larger kelps: it keeps the plant moist and it shields it from the destructive action of waves.

New Zealand Seaweed IELTS Reading Questions

Questions 1-6

There are six sections (A–F)  in Reading Passage 1.
From the list of headings below, pick the appropriate heading for each section.
Write from I-X on your answer sheet by choosing the correct number in boxes 1–6.

List of Headings

  1. Locations and features of different seaweeds
  2. Various products of seaweeds
  3. Use of seaweeds in Japan
  4. Seaweed species around the globe
  5. Nutritious value of seaweeds
  6. Why it doesn’t dry or sink
  7. Where to find red seaweeds
  8. Underuse of native species
  9. Mystery solved
  10. How seaweeds reproduce and grow
  1. Section A
  2. Section B
  3. Section C
  4. Section D
  5. Section E
  6. Section F

Click to get detail information on IELTS Reading Matching Headings

Questions 7-10

Complete the flowchart below.
For each response, choose NO MORE THAN THREE WORDS from the passage.
On your answer sheet, write your responses in boxes 7-10.
                       
Gigartina
(also called as 7. _________)

↓ made into

8. ___________
↙      ↘
                  9.__________                                                                Medicine

              canned or bottled food                                (e.g. 10 __________) toothpaste others

Click to get detail information on IELTS Reading Flowchart Completion

Questions 11-13

Allocate the following description as relating to

  1. Green seaweeds
  2. Brown seaweeds
  3. Red seaweeds

On your answer sheet, write the correct letter A,B, or C in boxes 11-13.

11. can tolerate solar exposure at high tide.
12.  grow in the wide, open sea
13. They live together with karengo

Click to get detail information on IELTS Reading Matching Features

New Zealand Seaweed reading answers with explanation

Here are the New Zealand Seaweed Reading answers with explanations, together with location.

(Note: The location and answer of the passage are indicated by the information emphasised in bold. The reading passage's explanation sentences are indicated in italics.

1. V

Answer Location: Paragraph A, 1st Line. 
Explanation: Paragraph first line states, “A particularly nutrient-dense diet, seaweed concentrates and absorbs small portions of numerous minerals essential to the body's wellness”. Since this is mentioned in the paragraph , “Nutritious value of seaweeds” is the correct answer.

2. II

Answer Location: Paragraph B, 5th Line. 
Explanation: There is the line that claims, “This species has a wide range of commercial uses thanks to the gel-forming substance called agar that can be extracted from them, including toothpaste, cough syrup, confectionary, cosmetics, canning, paint, and leather industries, as well as the production of duplicating pads and seameal, from which seameal custard is produced.” It can be determined from the information provided that seaweed is used in a number of items.

3. VIII

Answer Location: Paragraph C, 1st Line.
Explanation: The answer is clearly mentioned in said paragraph, “Although there are numerous red seaweeds that are commercially successful and may be used to make agar in New Zealand (including Pterocladia, Gelidium, Chondrus, and Gigartina), there wasn't much of a use for them prior to 1940.” Here, it is said that although seaweeds contribute to New Zealand's economic growth, several agar species were underutilised before 1940.

4. I

Answer Location: Paragraph D, 1st Line.
Explanation:  In the said paragraph the first sentence depicts,Seaweeds are categorised into three classes based on colour: red, brown, and green. Each class has a preferred habitat.” Using this knowledge, we can establish that the text discusses the unique characteristics of seaweeds, which are divided into groups based on colour and are frequently found in particular locations.

5. X

Answer Location: Paragraph E , 1st Line.
Explanation: It can be referred from the sentence that, “Seaweeds can spread through spores or through the fertilisation of egg cells”. Seaweeds therefore use two techniques for reproduction and growth.

6. VI

Answer Location: Paragraph F, 1st Line.
Explanation:  The paragraph defines that, “Some of the large seaweeds, like bull kelp, contain huge air-filled cells, while others, like air-filled floats, maintain their buoyancy. Certain plants that spend a lot of time in the open air”.This is the reason it doesn’t dry or sink.

7. New Zealand Carrangeen

Answer Location: Paragraph B, 3rd Line.
Explanation: It is illustrated in the paragraph, “Gigartina, a close relative of carrageen or Irish moss, is thought to have 30 species in New Zealand. The New Zealand carrageens are the name given to these.” We can assume that Gigartina is also known as New Zealand carrageen as it is said that it is frequently referred to as such.

8. Agar

Answer Location: Paragraph B, 5th Line.
Explanation: This sentence reveals the information that, “This species has a wide range of commercial uses thanks to the gel-forming substance called agar that can be extracted from them, including toothpaste, cough syrup, confectionary, cosmetics, canning, paint, and leather industries, as well as the production of duplicating pads and seameal, from which seameal custard is produced.” The author claims that agar is made from New Zealand carrageen in this passage. As a result, we may say that agar is manufactured from New Zealand carrageen.

9. Seameal

Answer Location: Paragraph B, 5th Line.
Explanation: A line in this paragraph indicates that,This species has a wide range of commercial uses thanks to the gel-forming substance called agar that can be extracted from them, including toothpaste, cough syrup, confectionary, cosmetics, canning, paint, and leather industries, as well as the production of duplicating pads and seameal, from which seameal custard is produced.” We can see that in this section, the word "food" implies canned goods, confectionery, and seameal custard.

10. Cough mixture

Answer Location: Paragraph B, 5th Line.
Explanation:  Paragraph B also provides the information that, “This species has a wide range of commercial uses thanks to the gel-forming substance called agar that can be extracted from them, including toothpaste, cough mixture, confectionary, cosmetics, canning, paint, and leather industries, as well as the production of duplicating pads and seameal, from which seameal custard is produced.” Just "cough mixture " in the list of goods mentioned in the statement is a medication.

11. A

Answer Location:  Paragraph D, 7th and 15th Line.
Explanation: The author's given paragraph indicates that,Notwithstanding a few exceptions, green seaweeds are often found in shallow-water algae, whereas brown seaweeds are found in medium depths and red seaweeds are found in deeper waters. Additionally, Species that can withstand prolonged exposure to the sun and air are typically found on the upper shore, whereas species that can't withstand it as well are typically located closer to or below the low-water line. Seaweed zones are influenced by the sun's radiation, water temperature, and time spent immersed.”Given that green seaweeds are a type of algae that grow on the sea bed in shallow water, it follows that they can withstand exposure to sunlight at high tide.

12. C

Answer Location: Paragraph D, 7th and 13th Line.
Explanation: These lines implies that, Notwithstanding a few exceptions, green seaweeds are often found in shallow-water algae, whereas brown seaweeds are found in medium depths and red seaweeds are found in deeper waters.Bull kelp, strap weeds, and other hardy species are typically found on deep-water rocks on open coasts that are only exposed at very low tide.” Given that reds are plants that grow in deeper water, red seaweed is assumed to flourish in deep, open seas.

13. B

Answer Location: Paragraph D, 10th Line.
Explanation: The paragraph puts forward the information that,Sea bombs, Venus' necklace, and the majority of the brown seaweeds are most frequently seen on flat rock surfaces close to mid-level tides. The purple laver, commonly described as the Maori karengo, which resembles a reddish-purple lettuce, is also found here.” Brown seaweeds can be seen in these areas at mid-level tides, which is also where Maori Karengo reside. Brown seaweeds and karengo thus coexist in the same ecosystem.

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Conclusion

Improve your time-management and problem-solving abilities by reading this article, “New Zealand Seaweed reading answers," to help you with your assigned readings. Also, you'll be able to practise answering questions from different categories based on the same reading passage, which will contribute to your goal of achieving a better band score.

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About Author Roshan Sunthar

Roshan Sunthar is a study abroad expert as well as a renowned writer and author in international education. His academic excellence and 5+ years of work experience give him in-depth knowledge of international standardised exams and test preparation in IELTS, TOEFL, GRE, PTE, SAT, etc. The study materials he prepares incorporate exam-like questions. He’s also an expert in writing Statement of Purposes (SOPs) and Letter of Recommendations (LORs) for college admissions. He usually spends his leisure time watching English classics and documentaries, travelling, etc.

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