Question 6 A student is growing sunflower plants in the garden. Each morning, the sunflowers are facing east. At the end of each day, the sunflowers have turned and
are now facing west. What is the best explanation for the observations?
Your
The wind changes direction, turning the plant.
The plant is responding to the location of the sunlight.
The roots of the plant are growing downward, responding to gravity.

Crinoids, also known as sea lilies, appear to be sea plants but are not plants at all. crinoids are an echinoderm species which uses anchoring structures called holdfasts to attach themselves to the sea floor. crinoids were most abundant in pennsylvania during the mississippian period, which ranged from 375 to 320 million years ago. fossils of the crinoids shows that during most of this time pennsylvania was that provided favorable conditions for crinoid growth. a) glacial terrain b) a dry and sandy plain c) mostly mountain ranges d) covered by warm, shallow seas