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7th Standard Science Chapter 5 Reproduction and Modification in Plants Important Question Paper Question Bank Software Jul-30 , 2019

Reproduction and Modification in Plants 

7th Standard Science Chapter 5 Reproduction and Modification in Plants Important Question Paper

Reproduction and Modification in Plants Important Questions

7th Standard

    Reg.No. :
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Science

Time : 01:00:00 Hrs
Total Marks : 50
    6 x 1 = 6

  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. Breathing Roots are seen in ________

    (a)

    Tarpa

    (b)

    Avicennia

    (c)

    Eicchornia

    (d)

    pisum

  5. _________ is a parasite.

    (a)

    Cuscuta

    (b)

    Hibiscus

    (c)

    yeast

    (d)

    Spirogyra

  6. Stilt Roots are seen in _______

    (a)

    Vanda

    (b)

    Sugar cane

    (c)

    Banyan

    (d)

    Carrot

    7. 5 x 1 = 5

  7. The male reproductive part of a flower is ________.

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    Androecium

  8. After fertilization the ovule becomes _________.

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    seed

  9. Onion and Garlic are example of _______.

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    Bulb

  10. The tissue seen in epiphytic roots is called ___________

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    Velamen

  11. In Gloriosa __________ is modified into a tendilleaf tip.

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    leaf tip

    12. 4 x 1 = 4

  12. A complete flower has four whorls.

    (a) True
    (b) False

  13. The transfer of pollen to the stigma is known as pollination.

    (a) True
    (b) False

  14. Ginger is an underground root.

    (a) True
    (b) False

  15. Leaves of Aloe vera are fleshy and store water.

    (a) True
    (b) False
    16. 5 x 1 = 5

  16. Petal

    17. (1)

    epiphyte

  17. Phylloclade

    18. (2)

    Attracts insect

  18. Sucker

    19. (3)

    Chrysanthemum

  19. Vanda

    20. (4)

    Opuntia

  20. Eicchomia

    21. (5)

    offset
    2 x 2 = 4

  21. Pollen, anther, ovule, filament

  22. Haustoria, Velamen, Prop Roots, Phylloda.

    23. 2 x 2 = 4

  23. Label the picture given below. Parts of a Flower
    ​​​​

  24. Identify the four plants shown in the following table. Name the different modifications in each of them.

    Name Modification
     Garlic  
     Turnip  
     Rose plant  
     Maize  
    25. 4 x 2 = 8

  25. Write two types of reproduction in plants.

  26. Define – pollination.

  27. What are thorns?

  28. What is fertilization.

    29. 3 x 3 = 9

  29. Differentiate bisexual flower from unisexual flower?

  30. Write notes on phyllode.

  31. Differentiate self pollination and cross pollination (OR) Write the differences between self and cross pollination.

    32. 1 x 5 = 5

  32. Draw a diagram to show the life cycle of a plant. (OR) Draw the life cycle of plant.

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