What are the keywords in the following sentence? moving aerial shot through foggy sunny mountains and lakes .
lake, move, shot

What are the keywords in the following sentence? niche all organisms have specific roles in an ecosystem
niche, organism, role

What are the keywords in the following sentence? students celebrate their graduation during community college
celebrate, college, student

What are the keywords in the following sentence? animal eats leaves of prickly bush .
animal, bush, eat, leave