The rate of reproduction is equal to the rate of death on day
(A) 1
(B) 25
(C) 43
(D) 55
(E) 1 and 55- The concept of net-primary productivity (A) is the rate at which producers
manufacture chemical energy through photosynthesis (B) is the rate at
which producers use chemical energy through respiration (C) is the rate of
photosynthesis plus the rate of respiration
(D) can be thought of as the basic food source for decomposers in an
ecosystem (E) is usually reported as the energy output of an area of
producers over a given time period 12. Which of the following is NOT
a unit of energy?
(A) Joule
(B) Calorie
(C) Watt
(D) Kilowatt-hour
(E) Btu- Which of the following is NOT a phenomenon associated with La Niña?
(A) Unusually cold ocean temperatures in the eastern equatorial Pacific (B)