CBSE Class 9 c9cellmembrane — practice questions
12 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice CBSE Class 9 c9cellmembrane in the app →Per NCERT, what is the CELL MEMBRANE also called?Per NCERT, what does it mean to say the cell membrane is SELECTIVELY PERMEABLE?Per NCERT, OSMOSIS is defined as which process?Per NCERT, how does OSMOSIS differ from ordinary DIFFUSION?Per NCERT Activity 2.2, a potato piece placed in PLAIN WATER (Beaker A) does which of the following?Per NCERT Activity 2.2, a potato piece placed in a 20% SALT or SUGAR SOLUTION (Beaker B) does which of the folPer NCERT, what is the FLUID MOSAIC model of the cell membrane?Per NCERT, which type of cells have a CELL WALL outside their cell membrane?Per NCERT, the PLANT cell wall is primarily made of which substance?Per NCERT, why does a PLANT cell placed in a concentrated sugar solution NOT visibly shrink (its outer boundarPer NCERT, the cell wall is PERMEABLE while the cell membrane is SELECTIVELY PERMEABLE. Why does this matter fPer NCERT, dietary CELLULOSE acts as which of the following in human nutrition?