Q: What are the only truly innate behaviors in humans called? Choices: - automatic movements - flinches - feats - reflexes A:
reflexes

Q: What is the substance called whenatoms of different elements join together? Choices: - crusts - crystals - plants - compounds A:
compounds

Q: Q: The structure of the boeing 787 has been described as essentially one giant macromolecule, where everything is fastened through cross-linked chemical bonds reinforced with this? Choices: - nitrogen fiber - non-covalent interaction - metal-metal bonds - carbon fiber A:
A: carbon fiber

Question: Q: What is the study of how living organisms interact with each other and with their environment? Choices: - botany - zoology - genetics - ecology A:
Answer: ecology

*Question*
Q: What is a process where some substances called reactants change chemically into different substances called products? Choices: - crystals reaction - carbon reaction - non-chemical reaction - chemical reaction A:
**Answer**
chemical reaction

*Question*
Q: Materials that can be magnetized are called? Choices: - atoms materials - iron materials - inclusions materials - ferromagnetic materials A:
**Answer**
ferromagnetic materials