When the bird is decomposed, more energy is transfered since its's bigger than a fly, a spider and the amount of fruit a fly can eat.
Hope it helped,
BioTeacher101
1. Naked Seeds, Gymnosperm means 'naked seed' and these were the earliest trees to evolve. They do not produce flowers and have seeds which are directly exposed to the air for wind pollination. Pine cones are one example. For ease you might think of the gymnosperms as conifers, such as yew and Scots pine.
D. BREAD because it is a CARBOHYDRATE (which can be bricked down to energy for your body for later)