Functioning ecosystems and succession — Question 9

Original QCE Vault practice · 1 mark

Q9 · Practice questionSimple familiar1 mark

QUESTION 9

A wetland has gross primary productivity of $2400 k J m^{- 2} y e a r^{- 1}$ and producer respiration of $900 k J m^{- 2} y e a r^{- 1}$ . Its net primary productivity is

(A)

3300 k J m^{- 2} y e a r^{- 1}

(B)

900 k J m^{- 2} y e a r^{- 1}

(C)

1500 k J m^{- 2} y e a r^{- 1}

(D)

2400 k J m^{- 2} y e a r^{- 1}

ABCD

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Functioning ecosystems and succession — Question 9

QUESTION 9

Answer C

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