Solved papers for NEET Biology NEET PYQ-Plant Water Relation

done NEET PYQ-Plant Water Relation Total Questions - 14

• question_answer1) The water potential and osmotic potential of pure water are: [AIPMT 1998]
  A)
  100 and zero
  done clear
  B)
  zero and zero
  done clear
  C)
  100 and 200
  done clear
  D)
  zero and 100
  done clear
  View Answer play_arrow

• question_answer2) In soil, water available for plants is: [AIPMT 1999]
  A)
  capillary water
  done clear
  B)
  chemically bound water
  done clear
  C)
  gravitational water
  done clear
  D)
  hygroscopic water
  done clear
  View Answer play_arrow

• question_answer3) Water enters a cell due to: [AIPMT 2001]
  A)
  O.P.
  done clear
  B)
  S.P.
  done clear
  C)
  T.P.
  done clear
  D)
  W.P.
  done clear
  View Answer play_arrow

• question_answer4) What is the best pH of the soil for cultivation of plants? [AIPMT 2001]
  A)
  \[3.4-5.4\]
  done clear
  B)
  \[6.5-7.5\]
  done clear
  C)
    \[4.5-8.5\]
  done clear
  D)
  \[5.5-6.5\]
  done clear
  View Answer play_arrow

• question_answer5) Main function of lenticel is: [AIPMT 2002]
  A)
  transpiration
  done clear
  B)
  guttation
  done clear
  C)
  gaseous exchange
  done clear
  D)
  bleeding
  done clear
  View Answer play_arrow

• question_answer6) Dough kept over-night in warm weather becomes soft and spongy because of: [AIPMT (S) 2004]
  A)
  absorption of carbon dioxide from atmosphere
  done clear
  B)
   fermentation
  done clear
  C)
  cohesion
  done clear
  D)
  osmosis
  done clear
  View Answer play_arrow

• question_answer7) Potometer works on the principle of: [AIPMT (S) 2005]
  A)
  amount of water absorbed equals the amount transpired
  done clear
  B)
  osmotic pressure
  done clear
  C)
  root pressure
  done clear
  D)
  potential difference between the tip of the tube and that of the plant
  done clear
  View Answer play_arrow

• question_answer8) Two cells A and B are contiguous. Cell A has osmotic pressure 10 atm, turgor pressure-7 atm and diffusion pressure deficit 3 atm. Cell B has osmotic pressure 8 atm, turgor pressure 3 atm and diffusion pressure deficit 5 atm. The result will be: [AIPMT (S) 2007]
  A)
  Movement of water from cell B to A
  done clear
  B)
  No movement of water
  done clear
  C)
  Equilibrium between the two        
  done clear
  D)
  Movement of water from cell A to B
  done clear
  View Answer play_arrow

• question_answer9) The rupture and fractionation do not usually occur in the water column in vessel/tracheids during the ascent of sap because of [AIPMT (S) 2008]
  A)
  lignified thick walls
  done clear
  B)
  cohesion and adhesion
  done clear
  C)
  weak gravitational pull
  done clear
  D)
  transpiration pull
  done clear
  View Answer play_arrow

• question_answer10) Guttation is the result of [AIPMT (M) 2011]
  A)
  diffusion
  done clear
  B)
  transpiration
  done clear
  C)
  osmosis
  done clear
  D)
  root pressure
  done clear
  View Answer play_arrow

• question_answer11) Nuclear membrane is absent in [AIPMT (S) 2012]
  A)
  Penicillium
  done clear
  B)
  Agaricus
  done clear
  C)
  Volvox
  done clear
  D)
  Nostoc
  done clear
  View Answer play_arrow

• question_answer12) Lenticels are involved in [NEET 2013]
  A)
  transpiration
  done clear
  B)
  gaseous exchange
  done clear
  C)
  food transport
  done clear
  D)
  photosynthesis
  done clear
  View Answer play_arrow

• question_answer13) The water potential of pure water is [NEET-2017]
  A)
  More than one
  done clear
  B)
  Zero
  done clear
  C)
  Less than zero
  done clear
  D)
  More than zero but less than one
  done clear
  View Answer play_arrow

• question_answer14) Which of the following elements is responsible for maintaining turgor in cells? [NEET - 2018]
  A)
  Potassium
  done clear
  B)
  Sodium
  done clear
  C)
  Magnesium
  done clear
  D)
  Calcium
  done clear
  View Answer play_arrow