Saturday, June 14, 2014

questions of bio

Answer the following questions
1.   What is cell
2.   What are prokaryotic cell
3.   What are eukaryotic cell
4.   What is plasma membrane
5.   What is protoplasm
6.   Name the biomolecules present in plasma membrane
7.   What is meant by selectively permeable
8.   Define diffusion
9.   What is osmosis
10.                     Define hypertonic, hypotonic and isotonic solution
11.                     What is the main function of each of the following organelles. (a) ribosome (b) cell wall
12.                     Write main function of golgi bodies and vacuole.


13.                     Distinguish between prokaryotic and eukaryotic cells
14.                     Write down difference between organ and organelles
15.                     Write down the difference between diffusion and osmosis
16.                     Write difference between plant and animal cell
17.                     Distinguish between chloroplast and chloroplast
18.                     What will happen in a cell if its nucleus is removed? Give reason in support of your answer
19.                     Lysosomes are known as suicide bags’ why?
20.                     Write the name of cell organelles
21.                     Which organelles is the power house of cell. Write in brief its function
22.                     Write its location in cell . chromatin , chromosomes, tonoplast, nucleolus
23.                     Where do ribosome  get synthesized


24.                     Draw a well labeled diagram of animal cell and plant cell and mention one function of the main cell organelles

25.                     Write a short note on mitochondria and Golgi apparatus