PMS PAST PAPER HELD ON 04.04.2022NaHCO₃ is heated, it forms?
A) CaCO₃
B) CaO
C) CO₂
D) Ca(OH)₂
When sodium bicarbonate (NaHCO₃), also known as baking soda, is heated, it decomposes and releases carbon dioxide gas (CO₂). The reaction also produces sodium carbonate and water, which is why baking soda is widely used in baking and fire extinguishers.
PMS PAST PAPER HELD ON 04.04.2022
A)
17th January
B)
17th May
C)
17th June
D)
17th July
The United Nations observes the International Day for Desertification and Drought on 17th June each year to raise awareness about land degradation, water scarcity, and sustainable land management practices around the world.
PMS PAST PAPER HELD ON 04.04.2022
A)
Pope Francis
B)
Trygve Lie
C)
Kofi Annan
D)
George McGovern
George McGovern, a United States senator, is credited with proposing the idea that later became the World Food Programme (WFP). Established in 1961 under the United Nations, the WFP works to fight global hunger and food insecurity.
PMS PAST PAPER HELD ON 04.04.2022
A)
Stomach
B)
Duodenum
C)
Jejunum
D)
Anus
The pancreas secretes digestive enzymes into the duodenum, which is the first part of the small intestine. These enzymes help break down carbohydrates, proteins, and fats for efficient digestion and nutrient absorption.
PMS PAST PAPER HELD ON 04.04.2022
A)
Lipid
B)
DNA
C)
Protein
D)
Polysaccharides
The smooth endoplasmic reticulum (SER) is responsible for the synthesis of lipids, including fats and steroids. It also helps in detoxification processes and calcium storage, especially in liver and muscle cells.
PMS PAST PAPER HELD ON 04.04.2022
A)
Lymphocytes
B)
Monocyte
C)
Platelets
D)
Red blood cells
Platelets, also called thrombocytes, are tiny blood components responsible for blood clotting. They gather at injury sites and help form clots to stop bleeding, preventing excessive blood loss and supporting wound healing.
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