Passage of water across a selectively permeable membrane is

Related MCQs

• Diffusion of water through selectively permeable membrane is (CPMT 1993)
• An example of selectively permeable membrane is (CPMT 1988)
• :- Make the correct pairs. Columan-I Column-II (a) Bronchus i. Give passage to air toward alveoli (b) Alveoli ii. Give passage to air toward lung (c) Bronchioles iii. Give passage to air toward bronchus (d) Trachea iv. Perform exchange of air
• Which option is correct for the correctly matched groups for the column i;column ii and column Column I Column II Column III (a) Resting membrane (i) Na+ Channel get open (e) Na+ and k + pumps are responsible protential for it (b) Active potential (ii) Na+ Channel is closed (f) Last for very short time (c) Depolarization (iii) Na+ ions are more on (g) k + ions move on outerside outer side of membranes (d) Repolarization (iv) K + ions are more on outer (h) Positive charge of inner side of side of membrane membrane
• Match A and B : A B (p) Simple diffusion (i) Uphill transport (q) Faciliate diffusion (ii) Membrane protein that have a hydrophilic moiety. (r) Active transport (iii) Membrane protein that have a hydrophabic moiety. (s) Water potential. (iv) The potential energy. (v) Passive transport p q r s
• The pressure at which the entry of water across the semipermiable membrane stops is called .....
• Match the terms in column-I with suitable terms in column-II Column – I Column – II P PGAL i The plant cell wall Q Oleic acid ii Plasma membrane and membrane of organiles. R Glycerol iii Unsaturated fatty acid S Phospholipid iv Phosphate aldotriose sugar T Cellulose v Trihydroxy alcohol
• Few statements about tympanic membrane are given here which of the following option shows all correct statement for it ? (i) malleus bone join with it (ii) it is oval membrane consist of unstriated muscle (iii) It has cover of skin on its inner side and muscle layer on outerside (iv) It has upper aperture called fenestra roundata
• When beet root cylinders are washed and then placed in cold water, anthocyanin does not come out. This indicates that most likely the plasma membrane is (AFMC 1990)
• Blockage in respiratory passage in humans is prevented due to the presence of