Circulatory System – Old Year Questions
1. How many times, a healthy person’s average heart beats in a minute– (a) 86 times (b) 98 times (c) […]...
Author: IASbook Team
Coastal Regions of India – Physical Divisions of India – Old Year Questions
हिंदी में पढ़ें Indian Coastline 1. From which of the following coasts the mean sea level of India is measured? […]...
Respiratory System – Old Year Questions
1. Mammals respire by : (a) Gills (b) Trachea (c) Skin (d) Lungs [M.P. P.C.S. (Pre) 2016] 2. The […]...
Vitamins and Nutrition – Old Year Questions
1. Which of the following foods will provide the nutrients for the growth of new tissues in the human body? […]...
Skeletal and Muscle System – Old Year Questions
1. The weight of our body is mostly made of – (a) From bones (b) Parts of body (c) Parts […]...
Biofertilizers: Types & Uses – Old Year Questions
Biofertilizers are microbial inoculants that enhance soil fertility and plant growth by fixing nitrogen, solubilizing phosphorus, or promoting nutrient uptake. They are eco-friendly, cost-effective alternatives […]...
Genetic Concepts & Terms – Old Year Questions
1. Who is the father of modern genetics? (a) Gregor Johann Mendel (b) Hugo De Vries (c) Charles Darwin (d) […]...
Cytology: Study of Cell – Old Year Questions
1. Which organelle in the cell, other than the nucleus, contains DNA? (a) Centriole (b) Golgi apparatus (c) Lysosome (d) […]...
Evolution of Life on Earth
Earth formed around 4.54 billion years ago, approximately at one-third of the age of universe by accretion from the solar […]...
Evolution of Life on Earth – Old Year Questions
1. Which of the following gases was absent in the atmosphere of the primitive earth? (a) Methane (b) Ammonia (c) […]...