Hich of the following causes the seasons?

revolution of moon around earth

tilt of earth's axis

rotation of earth on axis

distance from the sun

The process of photosynthesis produces glucose, which is food for plants. This process occurs at which level of a green plant?

What happens to the amount of energy passed on through the food chain as you move up towards the top level carnivore?

Which step in the scientific method is next after collecting data? A. Conducting an experiment B. Analyzing the data C. Making a prediction D. Stating the question

Why do male brown-headed cowbirds sing the most attractive songs when reared in isolation with only females, unable to hear male song?

The difference between simple diffusion and facilitated diffusion is that facilitated diffusion Can move materials from a higher to a lower concentration. Doesn't require ATP. Can move materials from a lower to a higher concentration. Requires ATP.

Which cells are more complex? (circle your answer) A. prokaryotic cells B. eukaryotic cells

Breathable air and drinkable water are

What is adenosine triphosphate?

What are the advantages of Using Both Types of Reproduction

Question for 5 pints. do producers give off or take in carbon dioxide? how do you know?