Productivity is the rate of production of biomass expressed in terms of:

i. $(k c a l m^{- 3}) y r^{- 1}$

ii. $g m^{- 2} y r^{- 1}$

iii. $g^{- 1} y r^{- 1}$

iv. $k c a l m^{- 2} y r^{- 1}$

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iii

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ii and iv

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i and iii

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Solution

The correct option is C
ii and iv

The rate of production of biomass or organic matter per unit area in an ecosystem is defined as productivity and is expressed as $g m^{- 2} y r^{- 1}$ or $k c a l m^{- 2} y r^{- 1}$ .

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Similar questions

Q. Productivity is the rate of production of biomass expressed in terms of.
(i)

(k c a l m^{- 3}) y r^{- 1}

(ii)

g^{- 2} y r^{- 1}

(iii)

g^{- 1} y r^{- 1}

(iv)

(k c a l m^{- 2}) y r^{- 1}

Productivity is the rate of production of biomass expressed in terms of:

i. $(k c a l m^{- 3}) y r^{- 1}$

ii. $g m^{- 2} y r^{- 1}$

iii. $g^{- 1} y r^{- 1}$

iv. $k c a l m^{- 2} y r^{- 1}$

If sin Î¸ is positive, then Î¸ lies in the quadrants

Find the value of:
(i) ${(\frac{5}{8})}^{- 1}$
(ii) ${(\frac{- 4}{9})}^{- 1}$
(iii) $(- 7)^{- 1}$
(iv) ${(\frac{1}{- 3})}^{- 1}$

Question 9
Which of the following are not ionic compounds?
(i) $KCl$
(ii) $HCl$
(iii) ${CCl}_{4}$
(iv) $NaCl$

(a) (i) and (ii)
(b) (ii) and (iii)
(c) (iii) and (iv)
(d) (i) and (iii)

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Productivity is the rate of production of biomass expressed in terms of: i. (kcal m–3)yr–1 ii. g m–2yr–1 iii. g–1yr–1 iv. kcal m–2yr–1

The correct option is C ii and iv The rate of production of biomass or organic matter per unit area in an ecosystem is defined as productivity and is expressed as g m–2yr–1 or kcal m–2yr–1.

Productivity is the rate of production of biomass expressed in terms of:

i. $(k c a l m^{- 3}) y r^{- 1}$

ii. $g m^{- 2} y r^{- 1}$

iii. $g^{- 1} y r^{- 1}$

iv. $k c a l m^{- 2} y r^{- 1}$

The correct option is C
ii and iv

The rate of production of biomass or organic matter per unit area in an ecosystem is defined as productivity and is expressed as $g m^{- 2} y r^{- 1}$ or $k c a l m^{- 2} y r^{- 1}$ .