Q: What is formed when atoms of different elements bond together? Choices: - univalent compound - phenotype compound - duality compound - covalent compound A:
covalent compound

Q: What's the process responsible for the presence of oxygen in our atmosphere? Choices: - respiration - ozone - glycolysis - photosynthesis A:
photosynthesis

Q: Q: What is the term for the metabolic reaction where living systems build new molecules? Choices: - symbolism - connectionism - metabolism - anabolism A:
A: anabolism

Question: Q: In vascular plants, do primary roots grow downward or to the side? Choices: - to the side - neither - it depends - downward A:
Answer: downward

*Question*
Q: The action of sunlight on the skin triggers the body to produce what vitamin? Choices: - Vitamin A - metabolic d - tissue d - vitamin d A:
**Answer**
vitamin d

*Question*
Q: What is it that surrounds cells and serve to keep the insides separated from the outsides? Choices: - inner membranes - abundant membranes - similar membranes - biological membranes A:
**Answer**
biological membranes