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what is endosmosis and exosmosis
Difference between plant cell and animal cell.??
draw a neat labelled diagram of golgi apparatus....
Preetha was observing live cells of Onion in the Biology laboratory and she observed cell wall, cytoplasm and nucleus clearly. Suddenly her friend who was doing chemistry experiment spilled a few drops of salt water on the slide. After some time Preetha observed the slide and found some changes. (a) What would have been the change in the live cells of onion peel after adding salt water ?
Why is endocytosis found in animals only ?
what are the difference between endosmosis and exosmosis?
What would happen if there were no lysosomes in the cell?
difference between plasma membrane and cell wall
ANSWER THE MCQ:
A COVER SLIP IS PLACED OVER THE SPECIMEN TO:
a.)crush the cells in order to see the organelles clearly
b.)remove extra stain and water.
c.)prevent the tissue from drying.
d.)prevent glycerin from leaking out
A person take concentrated solution of salt, after sometime he starts vomiting.What is the phenomenon responsible for such situation?Explain.
Q1.Name the smallest cell known.
Q2.Name the largest and longest cell known in the body.
please give me the well labeled diagram of bacterial call
whether ATP molecules are consumed in the process of osmosis?if not then why.
Name the living and non-living components of a cell..??
who discovered cell and how?
why ic cell called structural and functional unit of life
What happens when: 1) Dry apricots are left for sometime impure water and later transferred to sugar solution.
2) A red blood cells is kept in concentrated saline solution?
3) Rheo leaves are boiled in water first and then a drop of sugar syrup is put on it.
why do our skin of your finger shrink when you wash clothes for long time?
what is true nucleus?
What would happen to the life of a cell if there was no Golgi appartus?
list 2 similarities between mitochondria and plastids...
What is the difference between Diffusion and Osmosis?
Draw a plant cell and label the parts which
what is membrane biogenesis?
how does amoeba obtain its food?
Name the largest cell in human body..??
An astronaut carried a pot containing soil weighing 60N from the earth to the surface of moon. He kept it there and just before return from moon to the earth he weighed the soil there on the surface of the moon and found that it was only 10N. Where did the rest of the soil go and how much mass of soil was lost ?( gearth =10m/s square , gmoon =gearth/6 )
if cells of onion peel and RBC are separately kept in hypotonic solution what among the following will take place?explain the reason for your answer.
What will happen in a cell if its nucleus is removed? Give reasons in support of your answer in short.
if you are provided with some vegetables to cook. you generally add salt to the vegetables during cooking. after adding salt the vegetables releases water. what mechanism is responsible for this?
Write down the three basic characteristics of a cell
Differences between a flaccid and a turgid cell?
Why inner membrane of mitochondria deeply folded?
Difference between DNA and RNA? 5 points each
Name the plastid involved in the conversion of green brinjal to violet.
why do plant cells possess large sized vacuole?
why dried raisins placed in water swell up
give the habitat and economic importance of taenia solium?
4.How is bacterial cell different from an onion peel cell?
What is the difference between Nucleolus and nucleoid?
difference between a plant cell and animal cell.
why are lysosomes also known as "scavengers of the cell"?
what is the difference between epithelium and epithelial
Why do vegetable vendors regularly sprinkle water on the vegetables in their baskets ?
Which kind of plastid is more common in
a) Roots of the plant
b) Leaves of the plant
Why might a lysosome fuse or link up with a food vacoule?
1. Name the smallest and largest cell organelle ?
why are lysosomes known as suicide bags!!!!???
What will happen if Chloroplast is taken out of the cell and illuminated ?
Difference between prokaryotic and eukaryotic cell
On what factors do shape and size of cell depend?
difference between cell organelles and cell inclusion.
why amoeba changes its shape please explain clearly?
name the three major functional region of cell?brifly mention the components of each and explain the function each?
What would happen if all the cells of our body were of the same shape and size?
Describe an activity to demonstrate endosmosis and exosmosis.
Does osmosis occurs only in living cells?If yes, how roots absorb water by osmosis as xylem is dead?
What are Ribosomes???
a cell is a building unit of an organism. If yes,explain why
what is DNA? explain its functions.
Pick the odd one out. (a) plastids (b) large vacuoles (c) cell wall (d) centrioles
why mitochondria and plastids called as semi autonomous organelle?
in which form does mitochondria release energy? write its full form
why atp is called energy currency of the cell
What do you mean by semi - autonomous cell organelle ?
Name the feature possessed by (a) plant cells only (b) both plant cells and animal cells
write a short note on nucleus
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