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Biology
8. Cell Structure and Functions
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Q44 of 105 Page 140

Name one prokaryotic cell and one eukaryotic cell.

Prokaryotic cell – Blue green algae

Eukaryotic cell – Onion peel cell


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42

Name two plant organ which is responsible for :

(a) making of food.


(b) absorption if water and minerals.

43

Which of the two does not have a true nucleus: prokaryotic cell or eukaryotic cell?

45

Fill in the blanks with suitable words :

(a) Cells were first observed in cork by ………………… in 1665.


(b) What is brick to a house is …………. To an organism.


(c) The cytoplasm and nucleus make up the ……………………………….


(d) The shape and size of a cell is related to its ………………………….


(e) The bacteria cells are ……….. to ………………micrometer in length.


(f) The smallest unit of life is a ………


(g) Tissues make up ………………..


(h) Organ systems make up an …………


(i) Cells make up …………………………………


(j) Organs make up …………………………..

46

Why are plant and animal specimens usually stained with dyes before observing them through a microscape ? Name one stain (or dye) used for this purpose.

Questions · 105
8. Cell Structure and Functions
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