Question

Tertiary consumer Tuna (secondary consumers) Secondary consumer Fish Chicken (primary consumers) Primary consumer (primary consumers) Algae (producers) Grain (producers) Vegetables (producers) Human a) If the three primary producers picture in the diagram (algae, grain, and vegetables) each produce 73,000 calories per acre per year, how much would be available to human consumers? Algae: Grain: Vegetables: b) How many acres of land or sea would be necessary to support a human who needs to eat 2,000 calories a day for a year (365 days)? Algae: Grain: Vegetables:

Answer 1

According to Lindemann's law of energy, there will be only 10% of the energy at one trophic level passes to next trophic level. Please find the attached Handwritten solution:

* Grains (73,000 Celfacceps Algae (73,000 call acre/year) 10% 1 73,000 Xlo → 7300 calligcre free 10% ] 73 oorsa 9 7300 cal 100 fish Chicken 10% 7300 * 10 - 730 call geoefyr 106 7300010 7730 Callyel Tuna 10% ] 7308 10 2 73 Calfucre/year To Human » (73 call acre/ year from algae) Humon. → 730 callacrelyr from grain, * Vegetable 10% Sog' one *Algae - for 1 acre Human. 73000 calfacrefyr 5 73.000 X lo 7300 cal Jacoelyre Energy available to human will be * Algae - 73 cal per arre per year Grain a 730 cal per acrepayeat. * Vegetables 7300 cal per acre per year. b) for 2,000 calories in day for one year; land needed: 73 calories ; land need 1 acre calory : land need a 73 for dovo calories ; land need a Ix 2000 73 - 1 acre Grain For 730 calories ; land for 1 calory ; land a 730 For 2000 In 2000 : calories; land a 730 ☆ Vegetable For 7300 cal, land need a For 1 cal., land need a 7300 land need : 2000 cal I 2000 for for 1 27.60 que acre 2.7 acre 1 acre 1 acre 0.27 ; 7300