Which processes occur in a plant embryo before it pushes out of the soil? Select three options. 1. It uses food from the seed.
2. Its leaves open.
3. It produces its own food.
4. Its roots grow downward.
5. Its stem grows upward.

Fill in the blanks for the following statements: the rms speed of the molecules in a sample of h2 gas at 300 k will be times larger than the rms speed of o2 molecules at the same temperature, and the ratio µrms (h2) / µrms (o2) with increasing temperature. a not enough information is given to answer this question b sixteen, will not change c four, will not change d four, will increase e sixteen, will decrease