Quizzes map. Environment Quiz: questions and answers
Quiz
Environment Quiz: questions and answersQuestions
- What is in stark contrast to the 'natural environment'?
- The natural environment is often used as a synonym for _____
- How many spheres of the environment does earth science generally recognize?
- What does cryosphere correspond to?
- An ocean is a component of which sphere?
- Ponds and lakes are distinguished from streams by their _____
- What percentage of oxygen is present in dry air?
- How many layers can Earth's atmosphere be divided into?
- Which layer of Earth is the Exosphere?
- How many years has the life on Earth exited for?