What are Columns in Periodic table called?
A. Period
B. Group
C. Verticals
D. Perpendiculars
How many rows and columns are in the modern Periodic Table?
A. 18 columns and 7 rows
B. 12 columns and 9 rows
C. 7 columns and 18 rows
D. 25 columns and 15 rows
From which year Hockey World Cup is being played after every four years?
A. 1980
B. 1982
C. 1984
D. 1986
Which is the only one hockey world cup was palyed after three years?
A. 1975
B. 1976
C. 1977
D. 1978
Chichen Itza was a large pre-Columbian city built by the Maya people of the Terminal Classic period, the archaeological site is located at—-?
A. Brazil
B. USA
C. Mexico
D. Canada
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