Midterm 2

What is the meaning of 'decade'?

• A hundred years

• A thousand years

• Ten years

• Five years

Answer explanation

A 'decade' refers to a period of ten years. This term is commonly used to describe time spans in history or culture, making 'Ten years' the correct answer among the options provided.

An 'environmentalist' is someone who:

• Studies the stars

• Works to protect nature

• Designs buildings

• Manages businesses

Answer explanation

An 'environmentalist' is someone who works to protect nature, focusing on conservation and sustainability. The other options do not relate to environmental protection.

What does 'pollution' refer to?

• Protecting the environment

• Cleaning natural areas

• Contamination of air, water, or soil

• Planting more trees

Answer explanation

'Pollution' refers to the contamination of air, water, or soil, which negatively impacts the environment and living organisms. This makes 'Contamination of air, water, or soil' the correct choice.

'Renewable energy' is:

• A type of non-reusable fuel

• Energy that can be replenished naturally

• A method of building houses

• A strategy for business growth

Answer explanation

'Renewable energy' refers to energy sources that can be replenished naturally, such as solar, wind, and hydro power. This distinguishes it from non-reusable fuels, making 'Energy that can be replenished naturally' the correct choice.

The word 'illegal' means:

• Allowed by law

• Against the law

• Highly recommended

• A type of investment

Answer explanation

The word 'illegal' specifically means something that is against the law. Therefore, the correct answer is 'Against the law', as it directly defines the term.

'Conservation' refers to:

• The destruction of natural resources

• The preservation and protection of nature

• The process of urbanization

• The use of non-renewable energy

Answer explanation

'Conservation' refers to the preservation and protection of nature, ensuring that natural resources are maintained for future generations, unlike the other options which imply destruction or unsustainable practices.

'Indigenous' people are:

• Foreign settlers

• Native to a particular place

• Tourists visiting an area

• Scientists studying an area

Answer explanation

'Indigenous' people are those who are native to a particular place, distinguishing them from foreign settlers, tourists, or scientists. This term emphasizes their original connection to the land.

'Moist rainforests' are characterized by:

• Dry weather

• Humid and wet conditions

• Desert-like landscapes

• Cold temperatures

Answer explanation

'Moist rainforests' are defined by their humid and wet conditions, which support diverse ecosystems. This makes 'Humid and wet conditions' the correct choice, as the other options do not accurately describe these environments.

What does 'toxic' mean?

• Safe to consume

• Poisonous or harmful

• Good for the environment

• Useful for plants

Answer explanation

The term 'toxic' refers to substances that are poisonous or harmful to living organisms. Therefore, the correct answer is 'Poisonous or harmful', as it accurately describes the nature of toxic materials.

'Digital tutor' refers to:

• A traditional school teacher

• An online learning assistant

• A sports coach

• A language interpreter

Answer explanation

'Digital tutor' refers to an online learning assistant, as it provides support and guidance in a digital format, unlike traditional teachers, sports coaches, or language interpreters.