Biology

Question: What is the main site of gaseous exchange in the human lungs? मानव फेफड़ों में गैसीय विनिमय का मुख्य […]

Question: Which enzyme is found in human saliva and starts the chemical digestion of dietary starch into simpler sugars? मानव

Question: In plants, while xylem transport is strictly unidirectional (upward), the transport of organic food solutes in phloem is: पौधों

Question: Insulin, a hormone that regulates blood glucose levels, is secreted by which specific cells of the Pancreas? इंसुलिन, एक

Question: What is the name of the smallest bone in the human body, and where is it located? मानव शरीर

Question: Which of the following medical instruments is used to measure human blood pressure? निम्नलिखित में से किस चिकित्सा उपकरण

Question: Which plant hormone acts as a growth inhibitor and is responsible for the closure of stomata during water stress?

Question: Which blood group is known as the ‘universal recipient’ because it has both A and B antigens on the

Question: Which cell organelle is known as the ‘suicide bag’ of the cell because it contains hydrolytic enzymes capable of

Question: Which of the following vitamins is also known as Retinol, and its deficiency leads to a disease called Xerophthalmia?