Available Answers

1. 1.

   Choose and write the correct answer(MCQs):

   1. The lowest level of organization which has life is:
      1. tissue
      2. organ
      3. cell
      4. atom
   2. Which one is termed as power house of the cell:
      1. cell wall
      2. mitochondria 
      3. ribosome
      4. chloroplast 
   3. The organ for protein synthesis in a cell is:
      1. ribosomes
      2. centrosomes
      3. chloroplast 
      4. mitochondria 
   4. The control centre of the cell is:
      1. cell membrane
      2. nucleus
      3. chloroplast 
      4. mitochondria
   5. Animal cell do not have:
      1. nucleus 
      2. cell membrane
      3. cell wall
      4. mitochondria 
2. 2.

   Match the column A with column B:

   A	B
   1. Cell	a. Robert Hooke
   2. Prokaryotic	b. chromosomes
   3. Size of a cell	c. dense fluid
   4. Mitochondria	d. micrometer
   5. Lysosomes	e. bacteria
   6. Nucleoplasm	f. power house
   7. Genes	g. suicidal bags

    

3. 3.

   Write T for true or F for false:

   1. Every cell has a cytoplasm.
   2. The outermost covering in animal cell is called cell wall.
   3. Nucleolus has a distinct limiting membrane.
   4. Plastids are called the power house of a cell.
   5. The non-living constituents of cell are called cell organelles.
4. 4.

   Mention three differences between plant cell and animal cell.

5. 5.

   Name the different cell organelles and give their main function.

6. 6.

   Define the term cell.