1. Get Hindi Medium and English Medium NCERT Solution for Class 9 social-science to download. Please follow the link to visit website for first and second term exams solutions. https://www.tiwariacademy.com/ncert-solutions/class-9/social-science/

    Get Hindi Medium and English Medium NCERT Solution for Class 9 social-science to download.
    Please follow the link to visit website for first and second term exams solutions.
    https://www.tiwariacademy.com/ncert-solutions/class-9/social-science/

    See less
    • 2
  2. (i) Blood contains blood cells (RBCs, WBCs) or their pieces (platelets) as well as plasma, whereas lymph contains plasma and leucocytes (WBCs such as lymphocytes). (ii) Blood has more proteins, calcium and phosphorus, whereas lymph has fewer proteins with lesser calcium and phosphorus.

    (i) Blood contains blood cells (RBCs, WBCs) or their pieces (platelets) as well as plasma, whereas lymph contains plasma and leucocytes (WBCs such as lymphocytes).
    (ii) Blood has more proteins, calcium and phosphorus, whereas lymph has fewer proteins with lesser calcium and phosphorus.

    See less
    • 1
  3. RBC contains haemoglobin, which helps in transport of respiratory gases such as oxygen and carbon dioxide.

    RBC contains haemoglobin, which helps in transport of respiratory gases such as oxygen and carbon dioxide.

    See less
    • 1
  4. WBC provides immunity to the body by protecting the body against infection

    WBC provides immunity to the body by protecting the body against infection

    See less
    • 1
  5. Epithelial tissue is classified into two types, on the basis of arrangement of layers simple epithelium and stratified epithelium.

    Epithelial tissue is classified into two types, on the basis of arrangement of layers simple epithelium and stratified epithelium.

    See less
    • 2