Why do plant cells possess large-sized vacuoles?

The plastids which are coloured,green and colourless are known respectively as

$(a)$ List any two structural differences and two similarities between a plant cell and an animal cell.
$(b)$ What would happen if an animal cell is kept in distilled water for $24$ hours?

Which of these options are not a function of Ribosomes?
$(i)$ It helps in manufacture of protein molecules
$(ii)$ It helps in manufacture of enzymes
$(iii)$ It helps in manufacture of hormones
$(iv)$ It helps in manufacture of starch molecules

Write two similarities and one dissimilarity between mitochondria and plastid.

Following are a few definitions of osmosis. Read carefully and select the correct definition.