Practice Question and Answer
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Q: What is digestion?
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63c7ab778731ac33279ac058- 1Conversion of complex bio-macromolecules to simple absorbable formstrue
- 2Conversion of complex biomolecules to a simple formfalse
- 3Conversion of complex bio-macromolecules to a simple formfalse
- 4Conversion of simple biomolecules to complex formfalse
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Answer : 1. "Conversion of complex bio-macromolecules to simple absorbable forms"
Q: HCl is an Arrhenius ___________
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63c7aabfb338bc336f08c023- 1Acidtrue
- 2Basefalse
- 3Saltfalse
- 4Waterfalse
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Answer : 1. "Acid"
Q: What does food provide for us?
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63c7aa778731ac33279abb8a- 1Energy and waterfalse
- 2Energy and organic materialtrue
- 3Energy and nitrogenfalse
- 4Only energyfalse
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Answer : 2. "Energy and organic material "
Q: Why do the astronauts in the international space station experience weightlessness?
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63c7a8631e8e3f3e1a3590ed- 1The acceleration due to gravity at that height is Zerofalse
- 2They are falling towards the earthtrue
- 3They have specially designed spacesuits for this purposefalse
- 4The gravity of the moon and earth cancel out at that altitudefalse
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Answer : 2. "They are falling towards the earth"
Q: Which of the following is incorrect regarding the shapes of the three portions of the small intestine?
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63c7a80bb338bc336f08b810- 1Duodenum-C shapefalse
- 2Duodenum-J shapetrue
- 3Ileum-highly coiledfalse
- 4jejunum-long coiledfalse
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Answer : 2. "Duodenum-J shape"
Q: For an object experiencing weightlessness _____
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63c7a79dbdbddb32fd9ccd6a- 1its weight force is non-zerofalse
- 2it has inertiatrue
- 3it experiences a value of acceleration greater than the acceleration due to gravityfalse
- 4it experiences a value of acceleration lesser than the acceleration due to gravityfalse
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Answer : 2. "it has inertia"
Q: The stomach is divided into how many major portions?
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63c7a6708731ac33279ab60e- 1Onefalse
- 2Twofalse
- 3Threefalse
- 4Fourtrue
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Answer : 4. "Four"
Q: Which of the following is not a lewis acid?
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63c7a61fbdbddb32fd9cc85f- 1aluminum chloridefalse
- 2sodium ionfalse
- 3Sulphur tetrafluoridefalse
- 4hydroxide iontrue
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Answer : 4. "hydroxide ion"
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