Question

5. Write the two example of Natural indicator,
6. Which base is used to treat acidity?
7. Name the components of blood.​

Answer 1

Answer:

5: The indicators that are obtained from plants are known as natural   indicators. Examples – Turmeric, china rosa, red cabbage and grape juice. Some flowers such as the hydrangeas can also determine whether a substance is acidic or basic.

6: Sodium bicarbonate reduces stomach acid. It is used as an antacid to treat heartburn, indigestion, and upset stomach.

Pharmacological class: Antacid

7: It has four main components: plasma, red blood cells, white blood cells, and platelets. Blood has many different functions, including: transporting oxygen and nutrients to the lungs and tissues.

Answer 2

Explanation:

5. turmeric, red cabbage, litmus (made of lichen, a green algae)

6. milk of magnesia

7. WBC, RBC, platelets and plasma

hope it helps