Ok here we go:
Science starts with observing which leads to hypothesis, which is tested by experiments.
The other two i am not sure of. Hope i was a help to you. One thing you can do to figure out the other two is google: "what type of science includes medicine and envirnmental science", and do the same for the other one.
Answer:
Artifical Selection OR Cross Pollination
Explanation:
If white roses and red roses are cross-bred by scientists, it would be artifical selection. If they were crossed in nature, it is called crossed pollination.
Answer:
Dogwood Tree
Explanation:
Dogwood tree is a type of tree which grow alternatively on a branch. Alternate-leaf dogwood is a deciduous shrub or small tree, which is 20-35 feet tall having horizontal branching. Unlike all other native dogwoods, this pogoda dogwood species has alternate rather than opposite leaves. The name "Pagoda Dogwood" is given to the tree due to the flat-topped crown, and horizontal layers of branches.