TOEFL Mock Exam 100 QUESTIONS AND CORRECT
DETAILED ANSWERS FOR GUARANTEED SUCCESS /
NEWEST 2025/2026 GRADED A+||BRAND NEW
VERSION!!
(Passage-based comprehension, vocabulary, inference, and main idea questions)
Passage 1 Excerpt:
Some species of birds migrate thousands of miles each year to take advantage of
seasonal food sources. Migration requires significant energy, and birds often
follow precise routes year after year. Scientists study migration patterns to
understand ecological impacts and predict changes due to climate shifts.
1. The primary purpose of bird migration is to
A. escape predators
B. find seasonal food sources
C. travel for exercise
D. explore new habitats
Explanation: The passage clearly states that migration allows birds to access
seasonal food.
2. The word “precise” in the passage most nearly means
A. general
B. approximate
C. exact
D. erratic
Explanation: "Precise routes" refers to very specific paths birds follow.
3. Which of the following can be inferred from the passage?
A. All birds migrate every year
B. Scientists can control bird migration
C. Changes in climate may affect migration patterns
, D. Migration is harmful to birds
Explanation: The passage mentions studying patterns to predict changes
due to climate.
4. According to the passage, why do scientists study migration patterns?
A. To train birds
B. To identify predators
C. To understand ecological impacts
D. To learn flight techniques
Explanation: Directly stated in the passage.
5. Which of the following is a main idea of the passage?
A. Birds migrate for fun
B. Migration is unpredictable
C. Migration patterns are important for ecological studies
D. Birds follow random routes
Passage 2 Excerpt:
Water pollution affects both wildlife and humans. Industrial waste, agricultural
runoff, and urban development contribute to water contamination. Addressing
water pollution requires both technological solutions and community involvement.
6. Which of the following is NOT mentioned as a source of water pollution?
A. Industrial waste
B. Agricultural runoff
C. Urban development
D. Natural rainfall
Explanation: Rainfall is not listed as a source of pollution in the passage.
7. The author’s purpose in this passage is most likely to
A. entertain
B. inform about causes and solutions of water pollution
C. persuade readers to avoid water
D. criticize agriculture
, Explanation: The passage focuses on informing about pollution and
solutions.
8. The phrase “community involvement” in the passage suggests that
A. only scientists can fix pollution
B. everyone can participate in solving pollution problems
C. communities create pollution
D. communities must relocate
Explanation: Community involvement implies public participation in
solutions.
9. The tone of the passage can best be described as
A. humorous
B. critical
C. informative
D. casual
Explanation: The author presents facts and explanations, which is
informative.
10.A consequence of water pollution is
A. improved agricultural yield
B. harm to wildlife and humans
C. faster urban development
D. less industrial waste
Listening Section (Questions 21–30)
(Questions based on audio-style transcripts of lectures or conversations)
Transcript Excerpt:
Professor: Photosynthesis is the process by which plants convert sunlight into
chemical energy. Chlorophyll, a green pigment in leaves, absorbs light energy. The
energy is then used to convert carbon dioxide and water into glucose and oxygen.
DETAILED ANSWERS FOR GUARANTEED SUCCESS /
NEWEST 2025/2026 GRADED A+||BRAND NEW
VERSION!!
(Passage-based comprehension, vocabulary, inference, and main idea questions)
Passage 1 Excerpt:
Some species of birds migrate thousands of miles each year to take advantage of
seasonal food sources. Migration requires significant energy, and birds often
follow precise routes year after year. Scientists study migration patterns to
understand ecological impacts and predict changes due to climate shifts.
1. The primary purpose of bird migration is to
A. escape predators
B. find seasonal food sources
C. travel for exercise
D. explore new habitats
Explanation: The passage clearly states that migration allows birds to access
seasonal food.
2. The word “precise” in the passage most nearly means
A. general
B. approximate
C. exact
D. erratic
Explanation: "Precise routes" refers to very specific paths birds follow.
3. Which of the following can be inferred from the passage?
A. All birds migrate every year
B. Scientists can control bird migration
C. Changes in climate may affect migration patterns
, D. Migration is harmful to birds
Explanation: The passage mentions studying patterns to predict changes
due to climate.
4. According to the passage, why do scientists study migration patterns?
A. To train birds
B. To identify predators
C. To understand ecological impacts
D. To learn flight techniques
Explanation: Directly stated in the passage.
5. Which of the following is a main idea of the passage?
A. Birds migrate for fun
B. Migration is unpredictable
C. Migration patterns are important for ecological studies
D. Birds follow random routes
Passage 2 Excerpt:
Water pollution affects both wildlife and humans. Industrial waste, agricultural
runoff, and urban development contribute to water contamination. Addressing
water pollution requires both technological solutions and community involvement.
6. Which of the following is NOT mentioned as a source of water pollution?
A. Industrial waste
B. Agricultural runoff
C. Urban development
D. Natural rainfall
Explanation: Rainfall is not listed as a source of pollution in the passage.
7. The author’s purpose in this passage is most likely to
A. entertain
B. inform about causes and solutions of water pollution
C. persuade readers to avoid water
D. criticize agriculture
, Explanation: The passage focuses on informing about pollution and
solutions.
8. The phrase “community involvement” in the passage suggests that
A. only scientists can fix pollution
B. everyone can participate in solving pollution problems
C. communities create pollution
D. communities must relocate
Explanation: Community involvement implies public participation in
solutions.
9. The tone of the passage can best be described as
A. humorous
B. critical
C. informative
D. casual
Explanation: The author presents facts and explanations, which is
informative.
10.A consequence of water pollution is
A. improved agricultural yield
B. harm to wildlife and humans
C. faster urban development
D. less industrial waste
Listening Section (Questions 21–30)
(Questions based on audio-style transcripts of lectures or conversations)
Transcript Excerpt:
Professor: Photosynthesis is the process by which plants convert sunlight into
chemical energy. Chlorophyll, a green pigment in leaves, absorbs light energy. The
energy is then used to convert carbon dioxide and water into glucose and oxygen.
