Reproduction and Modification in Plants Book Back Questions

7th Standard EM

    Reg.No. :
  •  
  •  
  •  
  •  
  •  
  •  

Science

Time : 00:45:00 Hrs
Total Marks : 30
    3 x 1 = 3
  1. Vegetative propagation by leaves takes place in

    (a)

    Bryophyllum

    (b)

    Fungi

    (c)

    Virus

    (d)

    Bacteria

  2. Asexual reproduction in yeast is

    (a)

    Spore formation

    (b)

    Fragmentation

    (c)

    Pollination

    (d)

    Budding

  3. Climbing roots are seen in

    (a)

    Betel

    (b)

    Black pepper

    (c)

    Both of them

    (d)

    None of them

  4. 3 x 1 = 3
  5. After fertilization the ovule becomes _________.

    ()

    seed

  6. Breathing roots are seen in _______ plants.

    ()

    mangrove

  7. Onion and Garlic are example of _______.

    ()

    Bulb

  8. 3 x 1 = 3
  9. A complete flower has four whorls.

    (a) True
    (b) False
  10. The transfer of pollen to the stigma is known as pollination.

    (a) True
    (b) False
  11. Conical shaped root is carrot.

    (a) True
    (b) False
  12. 2 x 1 = 2
  13. Underground stem __ (1)__ Ginger
    __ (2)__ Runner __ (3)__
    Leaf modification __ (4)__ Acacia
    Root modification sucking Roots __ (5)__
  14. Caly x __ (1)___ __(2) __
    __ (3)__ petal attract insects
    Androecium __ (4)__ Male reproductive part
    __ (5)__ ___ (6)__ Female reproductive part
  15. 2 x 2 = 4
  16. Observe the picture and draw the labels.
    ​​​​

  17. Identify the four plants shown in the following Name the different modification in each of them.

      Name Modification
    1 Garlic  
    2 Turnip  
    3 Rose plant  
    4 Maize  
  18. 2 x 2 = 4
  19. Define – pollination.

  20. What is tendril?

  21. 2 x 3 = 6
  22. Differentiate bisexual flower from unisexual flower?

  23. Write notes on phyllode.

  24. 1 x 5 = 5
  25. Write a brief account on pollination.

*****************************************

Reviews & Comments about 7th Standard Science - Reproduction and Modification in Plants Book Back Questions

Write your Comment