Q. Releasing fixed nitrogen back to molecular nitrogen is known as

View solution

Q. Plates move away from each other, in the

View solution

Q. What chemical reaction takes place when chemicals from rocks dissolved in water ?

View solution

Q. How much thicker is lithosphere ?

View solution

Q. Where does divergent plate boundary occur?

View solution

Q. What does 'plate' form ?

View solution

Q. Himalaya is formed by

View solution

Q. What does free nitrogen make 80% of earth ?

View solution

Q. In ocean, carbon is usually in form of:

View solution

Q. What is involved in manufacturing of protein and DNA ?

View solution

Q. Material produced by weathering accumulates in

View solution

Q. Which two gases are most responsible for greenhouse effect ?

View solution

Q. Contamination of soil system by considerable quantities of chemicals and substance is known as

View solution

Q. In oceans, food web is involved in more species, than

View solution

Q. What trophic level would a carnivore occupy ?

View solution

Q. Which teeth helps human in tearing flesh ?

View solution

Q. Individual food chain interconnected to form a

View solution

Q. Utilized energy by herbivores, known as

View solution

Q. Second trophic level in oceans includes

View solution

Q. Organisms which obtain their food from plants, having similarality in number of steps, known as

View solution