(Q).
Q: Which outermost secondary xylem layers transport water? Choices: - the farthest - the oldest - the narrowest - the youngest A:
(A).
the youngest

(Q).
Q: What force opposes a motion of a moving body? for example a car breaking on a road. Choices: - tension - vibration - thermal - friction A:
(A).
friction

(Q).
Q: What property is characterized by eddies and swirls that mix layers of fluid together, unlike laminar flow? Choices: - combustion - compression - evaporation - turbulence A:
(A).
turbulence