Q. In 1990s, annual economic losses from weather related disasters, approximately

View solution

Q. Plants takes in carbon dioxide and giving out:

View solution

Q. 21% of earth's atmosphere consist of:

View solution

Q. A 'back to nature' viewpoint is neither balanced nor:

View solution

Q. Above 25% concentration of O₂, there will be:

View solution

Q. Some conifers require heat of fire to release their:

View solution

Q. 'daisies' are sensitive to

View solution

Q. Earth's atmosphere contains 78 percent of

View solution

Q. According to recent survey, most acute health problem, children are suffering

View solution

Q. What is ideal concentration of O₂?

View solution

Q. Earth's atmosphere contains

View solution

Q. A Brief History of Time, was writing by

View solution

Q. Daisy world is an imaginary planet spinning on its

View solution

Q. Who suggested a simple model of an imaginary world called Daisyworld?

View solution

Q. Carbon dioxide can be pumped into spent oil, gas wells and into

View solution

Q. Sources of carbondioxide are from fossil fuels and:

View solution

Q. In Norway, as per company rule, estimated carbon tax is

View solution

Q. What are two main processes which occur in natural carbon cycle?

View solution

Q. Concentration of Carbon dioxide has increased from

View solution

Q. Which isotope of carbon is very rare and radioactive?

View solution