Ques: Q: What type of gases are the least reactive of all elements? Choices: - brave - humble - lucky - noble A:
Ans: noble

Ques: Q: What process provides over 99 percent of the energy for life on earth? Choices: - farming - glycolysis - fracking - photosynthesis A:
Ans: photosynthesis

Ques: Q: Modern taxonomy is based on many hypotheses' of the evolutionary history of organisms, known as this? Choices: - algorithm - cladistic - pathogeny - phylogeny A:
Ans: phylogeny

Ques: Q: What happens when chemical bonds in a burning log break? Choices: - remove heat - hold heat - decrease heat - release heat A:
Ans:
release heat