Prokaryotic & Eukaryotic Cells

Q.

(a) What advantage does Amoeba derive by changing shape?

(b) How do scientists observe and study the living cells?

Q.

Where did prokaryotes come from?

Q. What are eucariotic organinsms?

Q.

Fill in the blanks with the appropriate options.
Cells with nucleus are called______a_____and cells without nucleus are called_____b_____.

1. a.eukaryote b.prokaryote

2. a.multicellular b.unicellular

3. a. unicellular b. multicellular

4. a.prokaryote b. eukaryote

Q. The cell wall of fungi is made of chitin.

1. False
2. True

Q. why cell organelle is found only in animal cells ?

Q. How living organisms are classified on the basis of nature of nucleus?

Q. A is neither a unicellular nor a multicellular organism.

1. virus
2. bacteria
3. fungi

Q. Organisation of prokaryotic cell is fundamentally similar even though prokaryotic exhibit a wide variety of shape and function. What does it line means??

Q.

(a) What advantage does Amoeba derive by changing shape?

(b) How do scientists observe and study the living cells?

Q. Define phagocytosis using an example.

Q. What is termed as the 'living substance of the cell'?

1. Protoplasm
2. Cytoplasm
3. Nucleus
4. None of the above