Correct answer
B. 300
Explanation
300 is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
The inner most part of the earth is__________?
Which of the following Vitamin is required for Normal Blood Circulation ?
Mars will be visible skimming south of which star in Gemini?
Cancer that does not form a tumor.
Vertebral Column in human beings consists of how many vertebrae?
___________ begins at 690 to 1,000 km from the surface, and extends to roughly 10,000 km.