Everyday Science MCQs

5120 MCQs  (Page 98 of 512)

According to Lamarch evolution occurred as the result of__________?
A. Natural selection
B. The theory of recapitulation
C. Inheritance of acquired characters
D. Over production
The first eukarotes appeared about __________ years ago?
A. 1.5 billion
B. 2.5 billion
C. 3.5 billion
D. 4.5 billion
Scurvy and beri – beri and caused by the deficiency of___________?
A. Vitamin b and c
B. Vitamin b and d
C. Vitamin c and b
D. Vitamin a and b