Lakshya Education MCQs

Question: The ultimate cause of water movement in a plant stem against gravity is
Answer: Option C

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Question 1. They protect plants from water loss and abrasive damage.
  1.    Leaves
  2.    Waxes
  3.    Minerals
  4.    None of the above
Answer: Option B
Question 2. The suitable conditions in which the rate of evaporation occurs more fastly are
  1.    Low speed of wind
  2.    High humidity
  3.    Low humidity and high temperature
  4.    Excess amount of water in the soil
Answer: Option C
Question 3. The device to measure transpiration in plants is
  1.    Hygrometer
  2.    Crescometer
  3.    Potometer
  4.    Clinometer
Answer: Option C
Question 4. The main function of Henle's loop is
  1.    Passage of urine
  2.    Filtration of blood
  3.    Formation of urine
  4.    Conservation of water
Answer: Option D
Question 5. Urea is transported through
  1.    RBCs
  2.    WBCs
  3.    Blood Plasma
  4.    All of above
Answer: Option C
Question 6. Which one is located at the rear of the abdominal cavity?
  1.    Liver
  2.    Kidneys
  3.    Heart
  4.    Pancreas
Answer: Option B

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