In the food chain, animals that primarily graze on grass as their food source are.

a. producers
b. carnivores
c. primary consumers
d. secondary consumers


Ans: c. primary consumers

Environmental & Atmospheric Sciences

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What is the dew-point temperature for a parcel of air with 10.6 g/kg?

The table on the right hand side of Figure 12.1 lists maximum specific humidity values for various temperatures. You can also use the table to find dew-point temperatures, if you know how many grams of water vapor per kilogram of air are present. What will be an ideal response?

Environmental & Atmospheric Sciences

Four of the following are characteristics that make some species especially vulnerable to ecological and biological extinction. Select the exception.

A. low reproductive rates B. small territories C. feeds at high trophic level D. narrow distribution E. rare

Environmental & Atmospheric Sciences

Which of the following is currently an important secondary sector activity in Quebec?

A) Logging B) Aluminum mining C) Paper milling D) Electronics manufacturing

Environmental & Atmospheric Sciences

According to the second law of thermodynamics,

a. energy cannot be created or destroyed. b. things tend to move toward a more disorderly state. c. matter can be created, but not energy. d. kinetic energy is the most efficient source of energy.

Environmental & Atmospheric Sciences