NLN PAX science 1 practice question with 100% correct answers

An organism with chloroplasts is probably An autotroph What property of water allows someone to fill a glass slightly above the rim without the water flowing over? Surface tension (cohesion) 00:26 01:47 The spaces between neurons synapses Which Group of chemicals is not normally found in most living things? a. carbohydrates b. proteins c. silicates d. nucleic acids Silicates The alimentary canal is associated with the digestive system Villi Fingerlike extensions of the intestinal mucosa that increase the surface area for absorption As light passes obliquely from air to water, it is bent. This bending is called? a. diffraction b. reflection c. refraction d. dispersion C: Refraction is the bending of light as it passes obliquely from one medium to another. Which of the following organelles is not involved in protein synthesis? mitochondrion To be absorbed by cells, proteins must be changed to amino acids A neuron that transmits an impulse to the central nervous system after the neuron is stimulated by the environment is called a(n) _____. sensory neuron Which group of organisms help prevent the build up of organic wastes? Bacteria As the eardrum is made to vibrate more rapidly, the sound is perceived as? a. louder in intensity b. softer in intensity c. higher in pitch d. lower in pitch c) higher in pitch