18. Which is true for biological assets? a) b) d) e) Picked grapes are revalued at cost or fair value model under ASPE Picked grapes are revalued at cost or revaluation model under IFRS. Hogs used to grow meat are revalued at FV less cost to sell under ASPE. Chicken used to lay eggs are measured using the NRV model under ASPE. Hogs used to grow meat are revalued at NRV under ASPE since they are agricultural inventories.