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About the Zoo Conservation Programmes Reading Passage
This passage argues for and against the role of zoos in conserving endangered wildlife. It examines captive breeding programmes, reintroduction efforts, and the scientific and ethical questions surrounding modern zoo practices. Key concepts include genetic diversity, animal behaviour in captivity, and the practical challenges of returning zoo-bred animals to the wild.
Cambridge source: Cambridge IELTS 5, Academic Test 2, Passage 3.
You should spend about 20 minutes on Questions 1–14, which are based on the passage below.
The passage contains three question types: True/False/Not Given (Q1–7), matching paragraphs to statements (Q8–11), and summary completion (Q12–14).
Zoo Conservation Programmes: Full Reading Passage
Paragraph A
Even the most sceptical critics of zoos would, in all probability, not suggest that all zoos should be immediately closed down. The problems lie in the failure of many zoos to move beyond being places of entertainment to achieve what many now claim to be their primary purpose: the conservation of wildlife. But does conservation in zoos make sense? And which aspects of conservation should we fund? Many experts feel that zoo conservation efforts, while well-intentioned, are misguided. 'We're spending millions of pounds on zoo conservation,' says Dr David Waugh of the Jersey Wildlife Preservation Trust. 'In the real world, we need to be protecting habitats.'
Paragraph B
Zoos have always been popular because people are drawn to seeing live wild animals. Early zoos were primarily places of entertainment and scientific curiosity, with little concern for the welfare of their inhabitants. Over the 20th century, their stated purpose began to shift. Most large zoos now describe themselves as conservation centres, and many channel a proportion of their resources into preserving threatened species. This shift has brought them increased respect from the public and from governments, as well as increased funding from conservation bodies.
Paragraph C
One of the central achievements claimed by zoos is the maintenance of populations of endangered species through captive breeding programmes. But captive breeding, though sometimes successful, is an extremely expensive way of trying to maintain species numbers. Breeding rare animals is a complex process: it requires specialist knowledge, specialist staff, the right dietary conditions, and careful management of the gene pool. Not all zoo species breed readily in captivity, and many attempts to breed animals in zoos for later reintroduction have ended in failure.
Paragraph D
The black-footed ferret of North America is often cited as a conservation success story. The entire population fell to just 18 individuals in 1987. Taken into captivity, a breeding programme successfully raised their numbers and some have since been reintroduced to the wild. However, critics note that the money spent on this single species programme could have been used to preserve several complete ecosystems. Moreover, the ferrets that were reintroduced had difficulty surviving in the wild. Far from being a straightforward success, the programme highlighted the tension between the cost of species-specific captive breeding and the broader goal of habitat conservation.
Paragraph E
There are some genuine successes in captive breeding and reintroduction. The Arabian oryx was hunted to extinction in the wild by 1972. A captive breeding programme, run jointly by several zoos, eventually allowed the oryx to be returned to its natural habitat in Oman. The reintroduced population has grown steadily, and the species is no longer classified as extinct in the wild. Similar results have been achieved with the Californian condor, whose numbers in the wild had fallen to just 27 in 1987. A captive breeding and release programme has since raised the wild population to over 400.
Paragraph F
Critics of zoo conservation argue that preserving animals in captivity does not address the main cause of species decline: the loss of natural habitat. An animal bred in a zoo and then released into an environment that has already been degraded, fragmented, or encroached on by human activity is likely to struggle. For captive breeding to make a meaningful contribution, it must be accompanied by habitat protection or restoration. In practice, the two are often treated as alternative strategies rather than complementary ones. The very success of some zoo breeding programmes can create a false sense of security, the belief that a species is 'saved' simply because it survives in captivity.
Paragraph G
One significant problem with captive breeding is what happens to an animal's behaviour, and to its gene pool, over successive generations in captivity. Animals kept in zoos do not need to hunt for food, avoid predators, or navigate complex environments. Over time, the behaviours essential for survival in the wild may be lost. A 1993 study of captive-bred fish found that their hatchery-reared offspring showed altered gene expression after just a few generations. This has raised concerns that, even if numbers can be maintained in captivity, the animals may no longer be capable of surviving outside zoo walls. Behaviour, as much as gene pool integrity, is a critical factor in the success of any reintroduction programme.
Paragraph H
Zoos also argue that they contribute to conservation by educating the public about wildlife and the threats it faces. However, several studies have questioned how much learning actually takes place during a zoo visit. Children's zoo trips are typically one-off events, and research suggests that any conservation messages received tend to fade quickly. More significantly, the diet of captive animals is so different from their natural food intake that some animals kept in zoos for long periods develop health problems that would not arise in the wild. The relationship between public education, animal welfare, and conservation goals remains complex and, in many cases, unresolved.
Zoo Conservation Programmes Reading Questions and Answers
True/False/Not Given — Questions 1–7
Do the following statements agree with the information given in the Reading Passage? Write TRUE, if the statement agrees with the information FALSE, if the statement contradicts the information; NOT GIVEN, if there is no information on this
1. Some critics of zoos believe that all zoos should be shut immediately.
2. Early zoos were equally concerned with animal welfare and public entertainment.
3. Captive breeding programmes require careful management of the gene pool.
4. The black-footed ferret reintroduction programme was a straightforward conservation success.
5. The Arabian oryx was hunted to extinction in the wild before a captive programme restored it.
6. Most zoos treat habitat protection and captive breeding as equally important strategies.
7. Animals bred in captivity always retain the behavioural skills needed to survive in the wild.
Matching — Questions 8–11
The Reading Passage has eight paragraphs labelled A–H. Which paragraph contains the following information? Write the correct letter A–H.
8. A warning that the apparent success of zoo breeding programmes can produce a misleading impression about a species' survival.
9. Evidence that captive diets can cause health problems not seen in wild populations.
10. A description of how zoos' stated purpose changed during the twentieth century.
11. A specific example showing that the costs of species-focused programmes could have protected much larger areas of habitat.
Summary Completion — Questions 12–14
Complete the summary below. Choose NO MORE THAN ONE WORD from the passage for each answer.
Over generations in captivity, animals may undergo changes in both their 12 _______ pool and their 13 _______, making survival outside zoo walls uncertain. Once released, they also face challenges relating to 14 ______, as their captive diet differs greatly from what they would naturally eat in the wild.
