IELTS Vocabulary Placement Test

Many developing countries are facing serious environmental ______.

• reactions

• challenges

• operations

• materials

Answer explanation

The correct choice is 'challenges' because developing countries often face significant environmental issues that require addressing, making 'challenges' the most appropriate term in this context.

The scientist made a significant ______ to cancer research.

• contribution

• discovery

• experiment

• replacement

Answer explanation

The correct choice is 'contribution' because it refers to the scientist's significant input or addition to cancer research, highlighting their role in advancing the field. 'Discovery' and 'experiment' do not fit the context as well.

The university has an excellent ______ for science and technology.

• reputation

• graduation

• occupation

• competition

Answer explanation

The correct choice is 'reputation' because it refers to the university's standing or esteem in the field of science and technology, which aligns with the context of the sentence.

The most effective way to reduce pollution is through public ______.

• explanation

• awareness

• comparison

• organization

Answer explanation

The correct choice is 'awareness' because increasing public awareness about pollution encourages individuals and communities to take action, leading to more effective pollution reduction efforts.

She has a strong ______ of responsibility.

• sense

• result

• process

• aim

Answer explanation

The correct choice is 'sense' because it fits the context of having a strong awareness or feeling of responsibility, which is commonly expressed as a 'sense of responsibility'. The other options do not convey this meaning.

The media plays an important role in shaping public ______.

• opinion

• option

• result

• survey

Answer explanation

The media significantly influences how people think and feel about various issues, making 'opinion' the most fitting choice. The other options do not accurately reflect the media's role in shaping public perception.

Regular physical activity can improve both your health and mental ______.

• wealth

• status

• well-being

• success

Answer explanation

The correct choice is 'well-being' as it directly relates to mental health. Regular physical activity enhances both physical health and mental well-being, making it the most suitable option compared to the other choices.

Many children show remarkable ______ to new environments.

• adaptation

• addition

• adoption

• attraction

Answer explanation

The correct choice is 'adaptation' because it refers to how children adjust to new environments. 'Addition', 'adoption', and 'attraction' do not convey the same meaning of adjustment or change in response to new surroundings.

We need to ______ the number of cars in the city to reduce air pollution.

• decrease

• drop

• lower

• cut

Answer explanation

The correct choice is 'decrease' because it specifically conveys the action of reducing the number of cars, which is essential for addressing air pollution. While 'lower' and 'cut' are similar, 'decrease' is the most precise in this context.

Advances in medical science have increased life ______.

• length

• expansion

• growth

• expectancy

Answer explanation

The correct choice is 'expectancy' as it refers to the average number of years a person is expected to live, which is directly influenced by advances in medical science. The other options do not fit this context.