Relationship between hypertonic and plasmolysis? -Biology

Relationship between hypertonic and plasmolysis? -Biology
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What is plasmolysis ? -Biology

Description : What is plasmolysis ? -Biology

Last Answer : When a living plant cell loses water through osmosis there is shrinkage or contraction of the contents of the cell away from the cell wall. This phenomenon is known as Plasmolysis.

When does plasmolysis occur? -Biology

Description : When does plasmolysis occur? -Biology

Last Answer : answer:

What is plasmolysis? -Biology

Description : What is plasmolysis? -Biology

Last Answer : answer:

What is incipient plasmolysis? -Biology

Description : What is incipient plasmolysis? -Biology

Last Answer : answer:

Stomatal opening is based on (1) Exosrnosis (2) Endosmosis (3) Plasmolysis in guard cells (4) Decrease in concentration of cell sap

Description : Stomatal opening is based on (1) Exosrnosis (2) Endosmosis (3) Plasmolysis in guard cells (4) Decrease in concentration of cell sap

Last Answer : (2) Endosmosis Explanation: According to the K+ ion theory the guard cells absorb K+ ions from the cells around them as they produce ATP (due to photosynthesis) and become ... guard cells become turgid and the stomata opens. Decreasing light intensity and photosynthesis causes Stomatal closing.

Cell becomes turgid because of - (1) Plasmolysis (2) Exosmosis (3) Endosmosis (4) Diffusion

Description : Cell becomes turgid because of - (1) Plasmolysis (2) Exosmosis (3) Endosmosis (4) Diffusion

Last Answer : (3) Endosmosis Explanation: When the plant cell is placed in a hypotonic solution, it takes up water by osmosis and starts to swell, but the cell wall prevents it from bursting. The plant cell is ... become "turgid" i.e. swollen and hard. So it is because of endosmosis that cell becomes turgid.

The process responsible for facilitating loss of water in liquid form from the tip of grass blades at night and in early morning is (a) transpiration (b) root pressure (c) imbibition (d) plasmolysis.

Description : The process responsible for facilitating loss of water in liquid form from the tip of grass blades at night and in early morning is (a) transpiration (b) root pressure (c) imbibition (d) plasmolysis.

Last Answer : b) root pressure

Water movement between cells is due to (a) T.P. (b) W.P. (c) D.P.D. (d) incipient plasmolysis.

Description : Water movement between cells is due to (a) T.P. (b) W.P. (c) D.P.D. (d) incipient plasmolysis.

Last Answer : (c) D.P.D.

SO2 pollution causes a) Plasmolysis b) Destruction of cell wall c) Destruction of Golgi bodies

Description : SO2 pollution causes a) Plasmolysis b) Destruction of cell wall c) Destruction of Golgi bodies

Last Answer : c) Destruction of Golgi bodies

Stomatal opening is based on (1) Exosmosis (2) Endosmosis (3) Plasmolysis in guard cells (4) Decrease in concentration of cell sap

Description : Stomatal opening is based on (1) Exosmosis (2) Endosmosis (3) Plasmolysis in guard cells (4) Decrease in concentration of cell sap

Last Answer : Endosmosis

Cell becomes turgid because of (1) Plasmolysis (2) Exosmosis (3) Endosmosis (4) Diffusion

Description : Cell becomes turgid because of (1) Plasmolysis (2) Exosmosis (3) Endosmosis (4) Diffusion

Last Answer : Endosmosis

Assertion : Kidneys maintain the osmotic concentration of the blood . Reason : Kidneys eliminate either hypotonic or hypertonic urine according to the

Description : Assertion : Kidneys maintain the osmotic concentration of the blood . Reason : Kidneys eliminate either hypotonic or hypertonic urine according to the

Last Answer : Assertion : Kidneys maintain the osmotic concentration of the blood . Reason : Kidneys eliminate either ... D. If both Assertion and Reason are false

Consider the following water conservation mechanisms: (a) Nasal countercurrent mechanism (b) Dependence on metabolic water (c) Highly hypertonic urine

Description : Consider the following water conservation mechanisms: (a) Nasal countercurrent mechanism (b) Dependence on metabolic water (c) Highly hypertonic urine

Last Answer : Consider the following water conservation mechanisms: (a) Nasal countercurrent mechanism (b) Dependence on metabolic water ... (a), (c) and (d) only

What hypertonic means?

Description : What hypertonic means?

Last Answer : Hyper tonic means when one part of a cell has a higher activityof fluids from the higher chance of solute

From the biological viewpoint, solutions can be grouped into (A) Isotonic solution (B) Hypotonic solutions (C) Hypertonic solution (D) All of these

Description : From the biological viewpoint, solutions can be grouped into (A) Isotonic solution (B) Hypotonic solutions (C) Hypertonic solution (D) All of these

Last Answer : D

Essential amino acids have been advocated as standard therapy for renal failure. Which of the following statements are true? A. Increased survival from acute renal failure has been reported with both essential and nonessential amino acid therapy of patients in renal failure. B. Essential amino acids retard the rise of blood urea nitrogen (BUN) secondary to decreased urea appearance. C. Essential amino acids and hypertonic dextrose are a convenient form of therapy for hyperkalemia. D. Essential amino acids decrease BUN and creatinine to the same degree as solutions containing excessive nonessential amino acids.

Description : Essential amino acids have been advocated as standard therapy for renal failure. Which of the following statements are true? A. Increased survival from acute renal failure has been reported ... BUN and creatinine to the same degree as solutions containing excessive nonessential amino acids.

Last Answer : Answer: BC DISCUSSION: Essential amino acids and hypertonic dextrose, as opposed to hypertonic dextrose alone, was reported by Abel and co-workers to be associated with a decreased mortality rate ... renal failure have not been carried out in sufficient numbers to yield answers to this question

All of the following statements about hemorrhagic shock are true except: A. Following hemorrhagic shock, there is an initial interstitial fluid volume contraction. B. Dopamine, or a similar inotropic agent, should be given immediately for resuscitation from hemorrhagic shock, to increase cardiac output and improve oxygen delivery to hypoperfused tissues. C. The use of colloid solutions or hypertonic saline solutions is contraindicated for treatment of hemorrhagic shock. D. In hemorrhagic shock, a narrowed pulse pressure is commonly seen before a fall in systolic blood pressure.

Description : All of the following statements about hemorrhagic shock are true except: A. Following hemorrhagic shock, there is an initial interstitial fluid volume contraction. B. Dopamine, or a similar inotropic ... shock, a narrowed pulse pressure is commonly seen before a fall in systolic blood pressure.

Last Answer : Answer: BC DISCUSSION: Hemorrhagic shock is associated with a contraction of the interstitial fluid compartment because of precapillary vasoconstriction and reabsorption of interstitial fluid ... definitive evidence that such solutions are better than standard crystalloid solutions is lacking

What are the values of DPD for plant cells under hypertonic ?

Description : What are the values of DPD for plant cells under hypertonic ?

Last Answer : isotonic and hypotonic media? In plant cells under hypertonic medium there is loss of water for the exterior, SF > 0 (the vacuolar pressure is high because it is concentrated) and TP = 0 (there ... (since the osmotic pressure is totally compensated by the distension of the cell wall) and DPD =

The final concentration of the fluid to produce a markedly hypertonic urine takes place in (a) Loop of Henle (b) Distal convoluted tubule (c) Collecting tubule (d) Both (b) and (c)

Description : The final concentration of the fluid to produce a markedly hypertonic urine takes place in (a) Loop of Henle (b) Distal convoluted tubule (c) Collecting tubule (d) Both (b) and (c)

Last Answer : Ans:(c)

The fluid reaching the distal convoluted tubule from the ascending limb of Henle's loop is (a) isotonic in respect of plasma (b) hypotonic in respect of plasma (c) hypertonic in respect of plasma (d) variable

Description : The fluid reaching the distal convoluted tubule from the ascending limb of Henle's loop is (a) isotonic in respect of plasma (b) hypotonic in respect of plasma (c) hypertonic in respect of plasma (d) variable

Last Answer : Ans:(a)

Human urine as compared to human blood is (a) hypotonic (b) hypertonic (c) isotonic (d) all of these

Description : Human urine as compared to human blood is (a) hypotonic (b) hypertonic (c) isotonic (d) all of these

Last Answer : Ans:(b)

A cell increases in volume when it is placed in - (1) Hypertonic solution (2) Hypotonic solution (3) Isotonic solution (4) None of these

Description : A cell increases in volume when it is placed in - (1) Hypertonic solution (2) Hypotonic solution (3) Isotonic solution (4) None of these

Last Answer : (2) Hypotonic solution Explanation: When a cell is placed in a hypotonic solution, water rushes into the membrane, increasing the cell's volume. Eventually, the cell's membrane is enlarged such that it pushes against the cell's rigid wall. At this point the cell is said to be turgid.

The plant cell will shrink when placed in (1) An isotonic solution (2) Hypertonic solution (3) Hypotonic solution (4) Water

Description : The plant cell will shrink when placed in (1) An isotonic solution (2) Hypertonic solution (3) Hypotonic solution (4) Water

Last Answer : (2) Hypertonic solution Explanation: If a plant cell is placed in a hypertonic solution, the plant cell loses water and hence turgor pressure by plasmolysis: pressure decreases to the point where ... leaving gaps between the cell wall and the membrane and making the plant cell shrink and crumple.

Swelling/bursting of red cell occurs in a. Isotonic solution b. hypotonic solution c. hypertonic solution d. all

Description : Swelling/bursting of red cell occurs in a. Isotonic solution b. hypotonic solution c. hypertonic solution d. all

Last Answer : hypotonic solution

Crenation of Red cell occur, in a. Isotonic solution b. hypertonic solution c. hypotonic solution d. all

Description : Crenation of Red cell occur, in a. Isotonic solution b. hypertonic solution c. hypotonic solution d. all

Last Answer : hypertonic solution

If a bathing fluid has the same osmotic pressure than the cell it called a. Isotonic b. Hypertonic c. hypotonic d. all

Description : If a bathing fluid has the same osmotic pressure than the cell it called a. Isotonic b. Hypertonic c. hypotonic d. all

Last Answer : Isotonic

If a bathing fluid has higher osmotic pressure than the cell it is called a. Isotonic b. hypotonic c. hypertonic d. all

Description : If a bathing fluid has higher osmotic pressure than the cell it is called a. Isotonic b. hypotonic c. hypertonic d. all

Last Answer : hypertonic

If a bathing fluid has a lower osmotic pressure than the cell, it is called a. Isotonic b. hypotonic c. hypertonic d. All

Description : If a bathing fluid has a lower osmotic pressure than the cell, it is called a. Isotonic b. hypotonic c. hypertonic d. All

Last Answer : hypotonic

Which of the following colloids is expensive but rapidly expands plasma volume? a) Albumin Albumin is a colloid that requires human donors, is limited in supply, and can cause congestive heart failure. b) Dextran Dextran is a colloid, synthetic plasma expander that interferes with platelet aggregation and is not recommended for hemorrhagic shock. c) Lactated Ringers Lactated ringers is a crystalloid, not a colloid. d) Hypertonic Saline Hypertonic saline is a crystalloid, not a colloid.

Description : Which of the following colloids is expensive but rapidly expands plasma volume? a) Albumin Albumin is a colloid that requires human donors, is limited in supply, and can cause congestive heart failure ... , not a colloid. d) Hypertonic Saline Hypertonic saline is a crystalloid, not a colloid.

Last Answer : a) Albumin Albumin is a colloid that requires human donors, is limited in supply, and can cause congestive heart failure.

Which of the following solutions is hypotonic? a) 0.45% NaCl. Half-strength saline is hypotonic b) Lactated Ringer’s solution. Lactated Ringer’s is isotonic. c) 0.9% NaCl. Normal saline (0.9% NaCl) is isotonic. d) 5% NaCl. A solution that is 5% NaCl is hypertonic.

Description : Which of the following solutions is hypotonic? a) 0.45% NaCl. Half-strength saline is hypotonic b) Lactated Ringer’s solution. Lactated Ringer’s is isotonic. c) 0.9% NaCl. Normal saline (0.9% NaCl) is isotonic. d) 5% NaCl. A solution that is 5% NaCl is hypertonic.

Last Answer : a) 0.45% NaCl. Half-strength saline is hypotonic

On applying hypertonic fluid on the dentine, the transmission of fluid through tubules will be: A. From inside to outside B. From outside to insid

Description : On applying hypertonic fluid on the dentine, the transmission of fluid through tubules will be: A. From inside to outside B. From outside to insid

Last Answer : A. From inside to outside

In osmosis the flow of SOLVENT moves in what direction of tonicity? a) isotonic to hypotonic b) hypotonic to hypertonic c) hypertonic to isotonic d) hypertonic to hypotonic

Description : In osmosis the flow of SOLVENT moves in what direction of tonicity? a) isotonic to hypotonic b) hypotonic to hypertonic c) hypertonic to isotonic d) hypertonic to hypotonic

Last Answer : ANSWER: B -- HYPOTONIC TO HYPERTONIC 

Which is false regarding freshwater fish? a) their blood is hypertonic to their environment b) they often actively take up salt c) they excrete urine hypotonic to the blood d) their gills actively excrete salts

Description : Which is false regarding freshwater fish? a) their blood is hypertonic to their environment b) they often actively take up salt c) they excrete urine hypotonic to the blood d) their gills actively excrete salts

Last Answer : ANSWER: D -- THEIR GILLS ACTIVELY EXCRETE SALTS

A cell increases in volume when it is placed in (1) Hypertonic solution (2) Hypotonic solution (3) Isotonic solution (4) None of these

Description : A cell increases in volume when it is placed in (1) Hypertonic solution (2) Hypotonic solution (3) Isotonic solution (4) None of these

Last Answer : Hypotonic solution