Q: What is the process of converting atmospheric nitrogen to ammonia called? Choices: - atmospheric fixation - ammonia fixation - oral fixation - nitrogen fixation A:
nitrogen fixation

(Question)
Q: The atomic number of tungsten is 74. therefore, in a neutral atom of tungsten, there are 74 electrons. the atomic number of argon is 18. therefore, in a neutral atom of argon, there are how many electrons? Choices: - 74 - 9 - 36 - 18 A:
(Answer)
18

Ques: Q: The ocean basin begins where the ocean meets what? Choices: - sea - bay - river - land A:
Ans: land

(Q).
Q: What stimulates the production of milk by the mammary glands following childbirth? Choices: - progesterone - estrogen - melanin - prolactin A:
(A).
prolactin

Ques:Q: Which type of energy is the energy of anything in motion? Choices: - residual engergy - diffuse energy - physiological engergy - kinetic engergy A:

Ans:kinetic engergy

Ques:Q: What is another name for a broad explanation that is supported by a great deal of evidence? Choices: - hypothesis - concept - conjecture - theory A:

Ans:
theory