A) Henry David Thoreau B) John Muir C) Charles Darwin D) Alexander von Humboldt
A) Natural selection B) The interconnectedness of nature C) Survival of the fittest D) The food chain
A) The food web B) The ecosystem C) The balance of nature D) The web of life
A) Naturalist and explorer B) Artist C) Author D) Politician
A) The Himalayas B) The Rockies C) The Andes D) The Alps
A) Isaac Newton B) Galileo Galilei C) Albert Einstein D) Charles Darwin
A) 21st century B) 19th century C) 18th century D) 20th century
A) An emphasis on industrial progress B) A decline in interest in science C) A fascination with natural sciences D) Increased religious fervor |