EV HSC Biology 1 4th Chapter MCQ Question Answer. Microorganism. A microorganism or microbe is an organism which is microscopic, making it too small to be seen by the unaided human eye. The study of microorganisms is called microbiology. Microorganisms include bacteria, fungi, archaea, protists and viruses, and are among the earliest known life forms. … Read more
Last Updated: March 20, 2026 at 8:07 am
EV HSC Biology 1 3rd Chapter MCQ Question Answer. Cell Chemistry. The living cell is a symphony of thousands of chemical reactions all miraculously timed and coordinated to perform all the functions necessary for life. Amazingly, this symphony has only a few major players. Only six elements carbon, hydrogen, oxygen, nitrogen, phosphorus, and sulfur (remember … Read more
Last Updated: March 20, 2026 at 8:07 am
EV HSC Biology 1 2nd Chapter MCQ Question Answer. Cell Division. Cell division is the process by which a parent cell divides into two or more daughter cells. Cell division usually occurs as part of a larger cell cycle. All living things, including you, are made up of cells. Find out how cells divide through mitosis … Read more
Last Updated: March 20, 2026 at 8:07 am
EV HSC Biology 1 MCQ Question Answer 2021. HSC Question patterns suggestion and the question were distributed by the Board of Intermediate and Secondary Education, Dhaka. The Board of Intermediate and Secondary Education, Dhaka is an independent organization, accountable for the property of two public examinations (SSC & HSC) and credit of the newly created … Read more
Last Updated: November 10, 2020 at 4:59 pm
EV HSC Biology 1 1st Chapter MCQ Question Answer. Cell and its Structure. Plant cells are the basic unit of life in organisms of the kingdom Plantae. They are eukaryotic cells, which have a true nucleus along with specialized structures called organelles that carry out different functions. Animals, fungi, and protists also have eukaryotic cells, while bacteria … Read more
Last Updated: March 20, 2026 at 8:07 am
HSC EV Biology 2nd Paper 8th Chapter Note. Human Physiology, Coordination, and Control. Studies have reviewed that address the problem of the variables controlled in the maintenance of body posture and generation of limb movement. Vestibulospinal and neck reflexes cancel each other in response to roll, but not in response to the pitch of the … Read more
Last Updated: March 22, 2026 at 8:45 pm
HSC EV Biology 2nd Paper 7th Chapter Note. Human Physiology, Locomotion, and Movement of Organ. A cheetah chasing prey. In its brief hunting sprints, it is the fastest of all land animals. Animal locomotion, in ethology, is any of a variety of movements or methods that animals use to move from one place to another. … Read more
Last Updated: March 22, 2026 at 8:45 pm
HSC EV Biology 2nd Paper 6th Chapter Note. Human Physiology, Excretory Products, and Excretion. Excretion is the process by which metabolic wastes and other non-useful materials, such as feces, are eliminated from an organism. In vertebrates, this is primarily carried out by the lungs, kidneys, and skin. This is in contrast with secretion, where the … Read more
Last Updated: March 22, 2026 at 8:45 pm
HSC EV Biology 2nd Paper 5th Chapter Note. Human Physiology, Respiratory Process, and Respiration. Breathing (or respiration, or ventilation) is the process of moving air into and out of the lungs to facilitate gas exchange with the internal environment, mostly by bringing in oxygen and flushing out carbon dioxide. All aerobic creatures need oxygen for … Read more
Last Updated: March 22, 2026 at 8:45 pm