Which of the following explains why pearl millet was one of the most important crops in China, India, and West Africa? It thrived in dry and hot conditions.

It was on a stalk with many clusters.

It was easy to plant and grew rapidly.

It could be made into enough flour to feed many people.

In addition to seeds, which of the following characteristics are unique to the seed-producing plants? a) sporopollenin b) lignin present in cell walls c) pollen d) use of air currents as a dispersal agent e) megaphylls

If bacteria are much too small to see, what is one reason why can we see colonies in the petri dishes that have plenty of food to eat after only a few days?

Which statement correctly identifies the scientific question and describes why the question is scientific? question 1 refers to the supernatural.question 2 reflects a moral or social value.question 3 refers to something that can be measured.question 4 reflects a question that can’t be observed.