If sunlight and clouds can cause a rainbow, then what can cause a rainbow? Answer choices: - chemical messengers - desire - heating liquids - dreams - Sunlight and clouds - colors of the spectrum - Water and ice - Electrical energy
Sunlight and clouds

If adult sponges produce gametes, then what do adult sponges produce? Answer choices: - cats - lead - gametes - fertile - Energy - food - worms - white
gametes

Q: If creating wood-free paper does not require deforestation, then creating wood-free paper does not require what? Answer choices: - scarce resources - scientific methods - deforestation - paper processes - new avenues - carbon dioxide - Time and energy - Energy.
A: deforestation

Question: If abody of standing water is formed by precipitation and runoff, then what is formed by precipitation and runoff? Answer choices: - a body of standing water - barrel-shaped - Calcium carbonate - storing water - near the shoreline - A solid geometric shape - Something made from fermented ricce - swamp vegetation
Answer: a body of standing water

*Question*
If when worldwide temperature increases, mass exctinction occurs, then when worldwide temperature increases, mass what occurs? Answer choices: - extinction - deforestation - carbon - ice age - living - movement - It decreases - Pollution
**Answer**
extinction

*Question*
If some parasites kill humans but most do not, then what do some parasites kill but most don't? Answer choices: - people - water - humans - animals - sound waves - goats - fungi - viruses
**Answer**
humans