OPEN WATER DIVER QUESTIONS WITH ANSWERS RATED A+(VERIFIED CORRECT)

As I descend, I need to equalize air spaces. which of the following are accepted ways of equalizing my ears? A. block my nose and attempt to gently blow through it B. swallow and wiggle the jaw form side to side C. block my nose and blow forcefully for an extended period - A. block my nose and attempt to gently blow through itB. swallow and wiggle the jaw form side to side during a descent, I try to equalize but discover I'm having trouble doing so. which of the following is correct? A. slow my descent, signal my buddy to slow down, and equalize more forcefully B. stop my descent, signal my buddy, ascend slightly and try again C. continue my descent while equalizing repeatedly D. signal my buddy, ascend to the surface and start my descent over - B. stop my descent, signal my buddy, ascend slightly and try again I should equalize A. early and often, before I feel discomfort B. when I begin to feel discomfort C. only if I experience pain - A. early and often, before I feel discomfort I should not dive with a cold, nor use medications to dive with a cold true/false - true the most important rule in scuba diving is A. breathe continuously and never hold my breath B. always dive with a buddy C. keep my mask on while in the water, even at the surface D. check my SPG at least every couple of minutes - A. breathe continuously and never hold my breath failure to follow the most important rule in scuba diving can cause serious lung overexpansion (lung rupture) injuries, which in turn can cause paralysis and death true/false - true if I feel discomfort in a body air space while ascending, the correct action is to A. continue my ascent while blowing against blocked nostrils B. stop, descend slightly and give trapped air time to work its way out C. descend at least 10 m/33 ft, then resume my ascent - B. stop, descend slightly and give trapped air time to work its way out my buddy and I are planning a dive to 18 m/60 ft. we would expect our air supply to last ____ at 10 m/33 ft, all else being the same A. longer than B. shorter than C. same as - B. shorter than during a dive, I swim hard to keep up with a fish that interests me, but shortly begin to feel like I can't get enough air. the correct action would be to A. signal my buddy and head up to the surface B. use the regulator purge button to boost air flow C. stop all activity and rest to restore proper, deep, slow breathing - C. stop all activity and rest to restore proper, deep, slow breathing an object that is neutrally buoyant in fresh water will ____ in salt water A. sink B. float c. be neutrally buoyant - B. float the three overall benefits of the buddy system are practicality, safety, and fun true/false - true the primary considerations when choosing any piece of scuba gear are A. suitability B. brand C. fit D. comfort - A, C, D suitability, fit, comfort I'm planning to dive the following week and am checking my gear. I put my kit together and notice that my regulator seems to breathe harder than I remember. the appropriate action would be to A. have it inspected and serviced as needed by a professional before using it B. go ahead and use it, but limit my dive depth to 10 m/30 ft c. wash it in fresh water and see if the problem continues - A. have it inspected and serviced as needed by a professional before using it there is no way to use a DIN regulator on a yoke cylinder valve true/false - false it is important to master buoyancy control because it allows me to control whether I descend, float, or am neutrally buoyant. I adjust my buoyancy frequently while diving true/false - true I take a colorful fish identification slate with me while diving. looking at the slate underwater at 12 m/40 ft, I would expect the slate to look A. smaller/farther away B. more colorful C. less colorful D. larger/closer - C and D less colorful, larger/closer while underwater, I want to move efficiently by A. moving as quickly as possible B. being streamlined C. having just a little more weight than I actually need D. swimming slowly and steadily E. maintaining proper trim - B, D, E being streamlined, swimming slowly and steadily, maintaining proper trim during a dive, I can't stop shivering. the proper response would be to A. exit the water immediately, dry off and seek warmth B. exit the water as planned, but wear more exposure protection next time C. exit the water when convenient, and swim rapidly to warm up - A. exit the water immediately, dry off and seek warmth during a dive, my buddy and I have to swim hard because of an unexpected current. if I were to begin to feel fatigued, have labored breathing, experience a feeling of suffocation or air starvation, and perhaps feel like I may panic, I should A. signal "up" and head to the surface B. switch to an alternate air source C. stop all activity, signal my buddy and rest - C. stop all activity, signal my buddy and rest when planning our dive, my two buddies and I agreed that the general procedure for buddy separation would be adequate. if during the dive I find I am with one buddy but can't see the other, which of the following applies? A. this is a buddy separation. stay with the remaining buddy and search for no more than a minute, then reunite on the surface B. this is a buddy separation. stay with the remaining buddy, return to where the missing buddy was last seen and wait C. this is a buddy separation. the remaining buddy and I should split up and look for the missing buddy D. this is not a buddy separation for the remaining buddy and me. stay with the remaining buddy and continue the dive while the one who is missing looks for us - A. this is a buddy separation. stay with the remaining buddy and search for no more than a minute, then reunite on the surface the buddy responsibility is ____ responsibility A. my buddy's B. the divemaster's C. my D. no one's - C. my my buddy and I are planning a shore dive. we're descending onto a very gradual slope that begins at 5 m/15 ft, so our descent and ascent will be a gradual part of swimming out and back underwater. we have similar cylinders filled to 2000 bar/3000 psi. we plan:- 50 bar/500 psi reserve- 20 bar/300 psi for our safety stop- to turn the dive when we've used 1/3 of the air available to use on the divethis means we should head back when either of our SPGs read A. 70 bar/800 psi B. 145 bar/1900 psi C. 157 bar/2270 psi D. 170 bar/2500 psi - C. 157 bar/2270 psi my fin strap comes loose (later I discover that I didn't buckle it properly) while swimming at the surface in choppy waves. which of the following habits would help me as I handle this problem? A. having my mask on and a mouthpiece in my mouth B. having enough air in my BCD for adequate buoyancy C. staying close to and signaling my buddy - A, B, C having my mask on and a mouthpiece in my mouth, having enough air in my BCD for adequate buoyancy, staying close to and signaling my buddy I'm about to begin a descent with my buddy. which of the following steps should I take before actually beginning my descent? A. equalize myself B. orient myself to something at the surface C. check that my computer is active D. confirm that my buddy is ready E. add air to my BCD - B, C, D orient myself to something at the surface, check that my computer is active, confirm that my buddy is ready my buddies and I are wearing wet suits for exposure protection. as I descend, my buoyancy will ____, so I should ____ to control my buoyancy A. remain constant, do nothing B. increase, release air infrequently from my BCD in large amounts C. increase, release air frequently from my BCD in small amounts D. decrease, add air infrequently to my BCD in large amounts E. decrease, add air frequently to my BCD in small amounts - E. decrease, add air frequently to my BCD in small amounts I should never descend or ascend without a reference that I can follow or make contact with true/false - false as a prudent, conservative diver, the following are normal parts of my ascents A. ascending at 18 m/60 ft per minute (or slower if specified by my computer) B. inflating my BCD to begin my ascent C. stopping for 3 minutes at approximately 5 m/15ft D. adjusting my buoyancy in small amounts frequently - A, C, D ascending at 18 m/60 ft per minute (or slower if specified by my computer), stopping for 3 minutes at approximately 5 m/15ft, adjusting my buoyancy in small amounts frequently while boat diving, my buddy and I finish our safety stop and ascend to the surface. when I reach the surface, I should A. switch to my snorkel, inflate my BCD and signal "okay" to the divemaster B. signal "okay" to the divemaster, switch to my snorkel and inflate my BCD C. inflate my BCD, switch to my snorkel and signal "okay" to the divemaster - C. inflate my BCD, switch to my snorkel and signal "okay" to the divemaster match the letter with the characteristics of the exposure suit type. A. insulation provided by layer of air and undergarment B. proper fit is important to keep water trapped against your body C. little or no insulation - A. dry suit B. wet suit C. skin suit which of the following can be a problem before the dive when diving on a warm day in a wet or dry suit? A. proper weighting B. entering the water C. overheating D. hypothermia - C. overheating if I have only one cutting tool, the recommendation is that I wear it where ____ hand can reach it A. my right B. my left C. my dominant D. either - D. either