Q: If narcotic analgesics act on most invertebrates to relieve pain, then how do most analgesics work on invertebrates? Answer choices: - insects - kinetic - adding heat - reduce - decrease stamina - it needs them - Relieve pain - protect them
A: Relieve pain

Q: If oaks have woody stems covered with bark, then what has a woody stem covered in bark? Answer choices: - bacteria - bushes - elms - humans - flowers - Spruce - oaks - bamboo
A: oaks

Q: If blood vessels carry oxygen, then what do blood vessels carry? Answer choices: - nitrogen - glucose - SO2 - water - Joules - oxygen - fluid - liquid
A: oxygen

Q: If atape measure can be used to measure distance, then what does a tape measure do? Answer choices: - observe appearance - measure weight - measure density - measure distance - focusing a lens - objects that have mass - lowered energy cost - duplicate itself
A: measure distance