Question:- Which of the following is an air-borne disease? A. Measles B. Typhoid C. Pink eye D. None of the above
Answer:- Ans. A Explanation: Airborne diseases are the infections spread by airborne transmissions including Chickenpox, Anthrax, Influenza, Measles, Smallpox, Cryptococcosis and Tuberculosis.
Question:- A yellow dust appears on the fingers, whenever we touch the middle of a flower. These tiny yellow grains are one of the most precious substances in nature because they contain the secret of plant life. What is this dust called? A. Pollen B. Sperm C. Spore D. Sporocyst
Answer:- Ans. A Explanation: The yellow powder is called pollen and the stick that holds it is known as stamen.
Question:- Which organ of the body produces the fluid known as bile? A. Liver B. Pancreas C. Gall bladder D. Kidney
Answer:- Ans. A Explanation: Liver produces a digestive fluid known as bile. Liver releases Bile into Gall Bladder, a small, pear-shaped organ located just below your liver in the upper right side of your abdomen.
Question:- Which of the following hormones is a steroid? A. Estrogen B. Glucagon C. Insulin D. Oxytocin
Answer:- Ans. A Explanation: Steroid hormone is produced by three endocrine organs. The testes produce testosterone; the ovaries produce estrogen, and the adrenal cortex produces steroid hormones such as cortisol and aldosterone. Steroid hormones are derived from cholesterol and are lipid-soluble molecules.
Question:- Which of the following is/are the main functions of Lymphocytes? 1. Produce antibodies 2. Produce antigens 3. Produce White Blood Cells A. Only 1 B. Both 2 and 3 C. Both 1 and 3 D. 1, 2 and 3
Answer:- Ans. A Explanation: Globulins are secreted by Lymphocytes and are known as antibodies. These antibodies help to fight against pathogens that attack the body.
Question:- Consider the following statements: 1. Insulin is a fat-storage hormone that is released by the pancreas and regulates metabolic processes. 2. Melatonin is produced by the pineal gland in the brain which controls sleep and wake cycles. Choose the correct answer A. Only 1 B. Only 2 C. Both 1 and 2 D. Neither 1 nor 2
Answer:- Ans. C Explanation: Insulin is a fat-storage hormone that is released by the pancreas and regulates metabolic processes. Melatonin is produced by the pineal gland in the brain which controls sleep and wake cycles.