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Cell - Structure and Functions
Why the Cell is called the structural and functional unit of life?
What are the three basic components of a cell?
Organisms show variety in Cell Number, Shape and Size. Discuss.
What is the difference between Unicellular and Multicellular organisms?
How does an amoeba obtain its food?
What is the difference between prokaryotic and Eukaryotic cells?
What would happen if the plasma membrane ruptures or breaks down?
Why Plasma membrane is called a selectively permeable membrane?
In addition to cell membrane, there is an outer thick layer in cells of plants. Discuss.
What do you mean by Protoplasm?
Cytoplasm contains many smaller components called Organelles. Name a few organelles.
+ 10 NCERT Questions
1. (a) Whether unicellular organisms have one-celled body?
(b) Whether muscle cells are branched?
( c) Whether basic living unit of an organism is an organ?
(d) Whether amoeba has irregular shape?
2. What function do nerve cells perform?
3. Write short notes on (a) Cytoplasm (b) Nucleus of a cell.
4. Which part of the cell contains organelles?
5. State three difference between animal and plant cells.
6. What is the difference between prokaryotes and eukaryotes?
7. Where are chromosomes found in a cell? State their function.
8. Cells are the basic structural units of living organisms. Explain.
9. Explain why chloroplast are found only in plant cells?
10. Complete the cross word with the help of given clues.
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In this course, we will discuss: Why the Cell is called the structural and functional unit of life? What are the three basic components of a cell? Organisms show variety in Cell Number, Shape and Size. Discuss. What is the difference between Unicellular and Multicellular organisms? How does an amoeba obtain its food? What is the difference between prokaryotic and Eukaryotic cells? What would happen if the plasma membrane ruptures or breaks down? Why Plasma membrane is called a selectively permeable membrane? In addition to cell membrane, there is an outer thick layer in cells of plants. Discuss. What do you mean by Protoplasm? Cytoplasm contains many smaller components called Organelles. Name a few organelles. + 10 NCERT Questions
1. Who discovered cell? 2. Why cell is called the structural and functional unit of life? 3. Organisms show variety in cell number, shape and size. Discuss. 4. How does an amoeba obtain its food? 5. What is the difference between unicellular organisms and multicellular organisms?
1. Whether the cells of different living organisms differ in shape and size? 2. Cell consists of three parts. Name those parts. 3. Why plasma membrane is called a selectively permeable membrane? 4. What would happen if the plasma membrane ruptures or breaks down? 5. Whether cell wall is present in animal cells? 6. Cytoplasm contains many organelles. Name a few. 7. Whether nucleus can be seen with naked eyes? 8. Which substance is called the living substance of the cell?
1. How many vacuoles are present in plant and animal cells? 2. Whether plastids are found in animals or plants? What are the three types of plastids? 3. What is the difference between Prokaryotic cells and Eukaryotic cells? 4. What is the difference between animal cells vs. plant cells?
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1. (a) Whether unicellular organisms have one-celled body? (b) Whether muscle cells are branched? ( c) Whether basic living unit of an organism is an organ? (d) Whether amoeba has irregular shape? 2. What function do nerve cells perform? 3. Write short notes on (a) Cytoplasm (b) Nucleus of a cell. 4. Which part of the cell contains organelles? 5. State three difference between animal and plant cells.
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6. What is the difference between prokaryotes and eukaryotes? 7. Where are chromosomes found in a cell? State their function. 8. Cells are the basic structural units of living organisms. Explain. 9. Explain why chloroplast are found only in plant cells? 10. Complete the cross word with the help of given clues.
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