Thesis Statements Quiz

There are many causes of air pollution.

• Bad Thesis

• Good Thesis

Answer explanation

1. Why: It's vague and too broad. It doesn’t specify what causes air pollution or what aspects the essay will focus on.

2. Improvement: "Air pollution is caused by industrial emissions, vehicle exhaust, and deforestation."

Air pollution is caused by industrial waste, car emissions, and poor regulation enforcement.

• Bad Thesis

• Good Thesis

Answer explanation

1. Why: It is specific, clear, and lists three main causes of air pollution. It provides direction for the essay.

Technology has changed the world.

• Bad Thesis

• Good Thesis

Answer explanation

1. Why: It's too broad and vague. It doesn’t explain how technology has changed the world or what aspects will be covered in the essay.

2. Improvement: "Technology has changed the world by improving communication, expanding access to information, and revolutionizing industries."

The rise of smartphone usage has led to reduced personal interactions and increased screen dependency.

• Bad Thesis

• Good Thesis

Answer explanation

1. Good Thesis

2. Why: This is specific and clear, with two main effects that will be discussed in the essay.

There are lots of effects of climate change.

• Bad Thesis

• Good Thesis

Answer explanation

1. Bad Thesis

2. Why: It’s vague and doesn’t specify what effects will be explored.

3. Improvement: "Climate change has led to more frequent natural disasters, rising sea levels, and the extinction of various species."

Climate change causes sea level rise, stronger storms, and damage to ecosystems.

• Bad Thesis

• Good Thesis

Answer explanation

1. Good Thesis

2. Why: This is specific, clear, and outlines three major effects of climate change.

Fast food is bad.

• Bad Thesis

• Good Thesis

Answer explanation

1. Why: It's too general and doesn't explain what exactly about fast food is bad or how the essay will address it.

2. Improvement: "Eating fast food regularly contributes to obesity, heart disease, and poor nutrition."

Consuming fast food regularly can lead to obesity, heart problems, and poor academic performance in teenagers.

• Bad Thesis

• Good Thesis

Answer explanation

1. Why: It is specific and includes clear causes (fast food consumption) and effects (obesity, heart problems, poor academic performance).

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