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Monday 25 June 2012



 Value points for Biology holidays’ home work(to be done in loose  colored sheets)
MULTIPLE CHOICE QUESTIONS
Q1 (c)                   
Q2 (c)
Q3 (b)
Q4 (b)
Q 5(b)
Q6 (b)
Q 7(d)
Q8 (d)
Q9 (b)
Q10 (a)
SHORT ANSWERS
Q1   Lysosoms as suicidal bags  -While they help in destroying the worn out cells by bursting and    releasing the digestive enzymes ,they themselves are also killed so are called suicidal bags.
Q2 The animal cells possess only cell membrane so they can undergo the process of endocytosis.
Q3 The vacuoles store important substances and provide rigidity .
Q4 Bacterial cell is prokaryote and onion peel is plant cell i.e. eukaryote so you can just write the difference between prokaryote and eukaryote(refer to NCERT)
Q5 A non membranous cell organellae is ribosomes.


      DIAGRAMS           PLANT CELL(ONION PEEL)

(REFER TO NCERT)




         Bacteria 







HIGH ORDERR THINKING QUESTIONS
Q1Exosmosis
Q2 Exosmosis in the intestine
Q3 (a) first they will swell and then shrink
Q3 (b) RBC will shrink.
Q3 (c)  It would lead to the death of the cell
Q3 (d)  No plasmolysis would take place as the cells are dead.
Q3 (e)  If the golgi apparatus is removed the vesicle formation would stop.
Q4     The chromosomes are made up of chromatids and chromatids are made up of chromatin .
Q5       Root—   Leucoplast
             Leaves— Chloroplast
             Flowers—Chromoplast

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20 comments:

  1. Daksh IX-E26 June 2012 at 12:23

    Thank you very much mam!!
    most answers are correct!!
    but the diagram is of animal cell not plant cell!! :)

    ReplyDelete
    Replies
    1. Bharti Pant26 June 2012 at 16:09

      That's perfectly ok! it's all about honesty and rest will be rectified through practice ......

      Delete
    2. Daksh IX-E26 June 2012 at 22:43

      Yes!! But what about the diagram Ma'am? :( You have posted the diagram of plant cell though the question says draw the diagram of Animal cell!
      Please Help! :\

      Delete
    3. venus jasuja 9th d27 June 2012 at 16:07

      thnx alot mam but wat abt the diagram ? we hav to draww both??

      Delete
    4. Jai Bhatia27 June 2012 at 20:17

      I have done the homework in loose sheets they are not coloured is it ok??

      Delete
  2. Jai Bhatia27 June 2012 at 11:08

    This comment has been removed by the author.

    ReplyDelete
  3. urvashi dutta30 June 2012 at 10:39

    thanks mam for the help

    ReplyDelete
  4. Unknown5 July 2012 at 20:01

    thank u mam

    ReplyDelete
  5. Chetna bhalla9 July 2012 at 16:04

    All done most of the answers are correct! thanks for the help!!

    ReplyDelete
  6. Eleena gupta IX - B9 July 2012 at 16:10

    mam my answers are correct jst want to ask that -short ans-q no 4 mein plant n animal cell ka difference kar sakte h?

    ReplyDelete
    Replies
    1. Bharti Pant10 July 2012 at 22:21

      in this you have to write the difference between prokaryote and eukaryote

      Delete
  7. Dhriti ghai, IX-B9 July 2012 at 16:23

    mam my all answers are correct i just want to ask that- High Order Thinking Ques ko explain karna hai or we can also write a one word answer? ........... and thankyou mam for this great help .....thankyou so much...........:):)

    ReplyDelete
  8. Jai Bhatia9 July 2012 at 19:05

    thanx !! so much for the help ma`m

    ReplyDelete
  9. mayank kasera (9-E)9 July 2012 at 20:52

    thanks for the help mam

    ReplyDelete
  10. darpan magan9 July 2012 at 21:25

    thanx!!!for the help ma`m

    ReplyDelete
  11. jatin harjai10 July 2012 at 15:13

    thanx mam

    ReplyDelete
  12. Rishabh gautam10 July 2012 at 15:57

    ThAnKs mAm.........

    ReplyDelete
  13. Mansi Johri10 July 2012 at 17:51

    thanQ ma'am for the help...!!!!
    :) :) :)

    ReplyDelete
  14. Anonymous12 July 2012 at 16:06

    thanq mam fr the
    help..!!!!

    ReplyDelete

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