Online Test for 4362 Lab Assistant Jobs in Government Schools - 11


10th Science
  1. The Pollentubes grow towards ovule. This is _____
    1.  Hydrotropisum
    2.  Phototropism
    3.  Chemotropissm
    4.  Geotropisum

  2. Mammal's main excretory product is 
    1.  Ammonia
    2.  Uric Acid
    3.  Sodium
    4.  Urea

  3. In monotropa the special type of root which absorbs nourishment is ______
    1.  Mycorrhizal root
    2.  Clinging root
    3.  Haustoria
    4.  All the above

  4. The autotropic nutrition required _____
    1.  Water and CO2
    2.  Sunlight
    3.  Chlorophyll
    4.  All the above

  5. The roots of coconut tree are seen away from the plant. This movement of root for want of water is ____
    1.  Chemotropism
    2.  Phototropism
    3.  Geotropism
    4.  Hydrotropism

  6. Odd one out
    1.  Plants
    2.  Tiger-Snake
    3.  Frog
    4.  Grasshopper

  7. Chemical is used in seeding clouds_____
    1.  Sulpher di oxide
    2.  Calcium carbonate
    3.  Potassium iodide
    4.  Ammonium Phosphate

  8. Green house gas which causes climate change and global warming ______ 
    1.  Oxygen
    2.  Hydrogen
    3.  Nitrogen
    4.  Carbon-di-oxide

  9. _______is the chief component of coal
    1.  Sulphur
    2.  Hydrogen
    3.  Carbon
    4.  Nitrogen

  10. The solubility of sodium Nitrate in water is  
    1.  36 Grams
    2.  95 Grams
    3.  184 Grams
    4.  92 Grams



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