The process of photosynthesis is essential in the oxygen/carbon dioxide cycle. photosynthesis removes from the atmosphere and produces and releases into the atmosphere.
a) glucose, oxygen

b) oxygen, glucose

c) carbon dioxide, oxygen

d) oxygen, carbon dioxide

Which of the following statements is true? a. there is not enough food produced in the world to feed everyone. b. the biggest cause of hunger and malnutrition is the cost of getting food to people who need it most. c. most countries have enough arable land and resources to feed their own population and export a surplus d. malnourishment is only seen in a few countries with very limited food supplies.

Witch of the following volcano hazards is made up of rocky particles about the size of a grain of sand

Both pictures below were taken at the same time of day, but one picture was taken in summer, and the other in winter. how can you tell which is in winter