B) Long question answers:
1) Explain prokaryotic and Fukaryotic cell(CH. 18 Cell)
2) Write a short note on Cytoplasm and Nucleus (CH-18 Cell))
3) Draw a well labelled diagram of passing current through water and
answer the following questions?
1) Name the electrode?
the malenal used to make cans of electrode?
HI)Which matel wires wrapped around the electrods?
IV) Name the Rases formed
4) Give reasons for the following
1) Aluminium foils are used to wrap food items?
II) Copper cannot displacering from its salt?
III) Sodium and pottasium are stored in kerosene?(ch- metal and non
metal)
5) Explain the structure and function of human ear?
6) (Ch. 14 chemical effects of electric current?
7) Explain the human digestive system with well labelled diagram?(Ch-2
Nutrition in animals).
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Answer:
The plasma membrane , cytoplasm and nucleoid are their only components are called procaryotic cell.
most micro - organisum such as bacteria and viruses are unicellular. they have a somewhat different cellular structure. they do not have the membrane-bound organelles found in eqkaryotic cell.✍
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