Question

(F) Give Reason

1. Smaller sized cells are more efficient than a larger sized cell.
2. One should not talk while eating food.
3. spores are means to pass over the unfavorable conditions.
4. Cell wall is freely permeable.​

Answer 1

Answer:

1.The large surface area to volume ratio of small cells makes the transport of substances into and out of cells extremely efficient. ... Smaller cells, because of their more manageable size, are much more efficiently controlled than larger cells.

2.we are often told is to not talk while eating as it may result in choking of the food pipe.

3.Spores are structures that are used by organisms to survive a period of unfavorable environmental conditions. ... A commonly known spore-forming bacterium is Bacillus anthracis, the bacterium that causes anthrax.

4. A permeable membrane allows all substances to flow freely across the membrane. A semi-permeable membrane allows some substances to cross the membrane, but not others.