25. Which of the following are opposites in the color wheel and using these colors i
very pleasing?
A. one-color harmony
C. complementary color harmony
B. adjacent color harmony
D. accented neutral
26. What do you call when the pure colors are mixed with black?
A tints
C. shades
B. grayed colors
D. pure colors
27. Which of the following is the leading agency in the enforcement, monitoring and
evaluation of occupational safety and health standards, policies, law and programs?
A DOLE
C. BIR
B. DTI
D. DILG
28. What do you call the hazard coming from living organisms that could be a threat to
someone's health?
A. chemical
C. psychological
B. ergonomic
D. biological
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