____<br/>are not leached out of soil, reclamation procedures are needed to<br/>restore the land’s productivity. A: For concentrations of salt B: Salt concentrations that C: If salt concentrations D: With concentrations of salt

Concentrations of lignin from wood pulp samples can be determined both by non-invasive and invasive methods.

Silicosis that develops___years after first exposure to higher concentrations of silica dust. A: <;5 B: 5-10 C: 10-15 D: >;15

Which of the following is NOT the result of laboratory experiments A: Low concentrations B: Fall in lung function C: Irritability of the lungs D: Air way inflammation

Silicosis that develops___years after first exposure to higher concentrations of silica dust. A: &lt;5 B: 5-10 C: 10-15 D: &gt;15

Which of the following groups ( ) can be used as metrics to manage climate change A: Acid gas emissions, atmospheric hydrogen ion concentrations, reduction of acid gases B: Heavy metal emissions, heavy metal concentrations in soil, recovery of heavy metal scraps C: Nitrogen emissions, nitrogen concentration in water, investment on nitrogen removal equipment D: GHGs emissions, atmospheric GHGs concentration, energy consumption intensity

The patient in the previous question had very high blood glucose levels, and his urine also contained high blood glucose levels. The high blood glucose levels can lead to cerebral dysfunction owing to which one of the following A: Dehydration B: Reduced lipid concentrations in the blood C: Increased lipid concentrations in the blood D: Hyperhydration E: High ammonia levels F: Low ammonia levels

The air inside a house or office building often has higher concentrations of contaminants ____ heavily polluted outside air. A: than does B: more C: as some that are D: like of

The air inside a house or office building often has higher concentrations of contaminants ( ) heavily polluted air outside. A: like of B: more C: than do D: than does

First order processes A: only apply to enzyme-mediated reactions B: are characterized by high rates of reaction when the concentrations of reacting substances are high and vice versa C: give rise to dose dependent kinetics D: can properly be described in terms of t1/2