TOEFL iBT Reading

Reading — Test 51

8 questions. Answer them all, then submit once for your section score.

TOEFL iBT — TestDayTwin Practice
TOEFL iBT Reading — Test 51 | Question 1 of 800:13:00
1.
Reading Comprehension

Read the passage and answer the question.

Photosynthesis is the process by which green plants convert sunlight, water, and carbon dioxide into glucose and oxygen. The glucose provides energy for the plant, while the oxygen is released into the atmosphere. This process is essential for life on Earth, as it produces the oxygen that most organisms need to breathe.

According to the passage, what is released into the atmosphere during photosynthesis?