Homeostasis With Answers

Homeostasis

Sr. # Questions Answers Choice
1 What is the primary purpose of homeostasis in plants? To increase photosynthesis rate. To maintain a stable internal environment. To attract pollinators. To enhance nutrient absorption from the soil.
2 A condition characterized by the presence of blood in the urine, often indicating a kidney disorder, is known as: Glycosuria Hematuria Polyuria Anuria
3 What is the primary challenge associated with kidney transplantation? Finding a suitable hospital for the procedure The high cost of the surgical procedure Immune rejection of the transplanted organ by the recipient's body Difficulty in finding a specialized surgeon
4 Kidney stones are primarily formed by the accumulation of which substances in the kidneys? Proteins and fats Salts of calcium oxalate and uric acid Sugars and carbohydrates Vitamins and essential amino acids
5 The process of cleaning the blood of waste products using an artificial kidney when a person's kidneys fail is called: Digestion Respiration Dialysis Osmosis
6 Which of the following is a common symptom of kidney stones? Increased appetite Severe pain in the lower back or side Clear urine with no odor High fever with skin rash
7 The regulation of blood glucose levels by insulin and glucagon is an example of which type of homeostatic control? Thermoregulation Osmoregulation Chemical regulation Pressure regulation
8 What is the main nitrogenous waste product excreted by the kidneys in humans? Ammonia Uric acid Urea Creatinine
9 Thermoregulation is the process by which the body maintains a constant internal temperature. Which of the following is an effector response to high body temperature? Shivering to generate heat. Constriction of blood vessels in the skin. Sweating to release heat. Increased metabolic rate.
10 Which human organ plays a crucial role in osmoregulation by filtering blood and producing urine? Liver Lungs Heart Kidneys
11 What is the primary definition of homeostasis in living organisms? The process of maintaining a stable internal environment despite external changes. The breakdown of complex food molecules into simpler ones. The process of growth and development in an organism. The movement of substances from an area of high concentration to low concentration.
12 The regulation of carbon dioxide uptake and oxygen release in plants is primarily controlled by which structures for gaseous homeostasis? Root hairs Xylem vessels Phloem tissues Stomata
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