Q: Fact 1: Aplant requires photosynthesis to grow. Fact 2: Photosynthesis gives a plant energy. Given the two facts above, what does a plant need to grow?

Select from:
1). rocks;
2). fossil fuels;
3). nutrients;
4). magnets;
5). seeds;
6). cellulose;
7). energy;
8). sunlight;
A:
7).