Many important questions are formed in competitive exams like NEET and boards from Class 11 Biology Chapter 19. Excretory Products and Their Elimination is the nineteenth chapter in the Class 11 NEET syllabus for Biology. Below, we have provided Important Questions from Class 11 Biology Chapter 19 Excretory Products and Their Elimination for your NEET 2023 preparation. You can check it here for revision purposes.
Latest: Body Fluids and Circulation NEET Questions and Answers
Excretory Products and Their Elimination Class 11 NEET Questions and Answers
We’ve compiled a list of essential questions about Excretory Products and Their Elimination biology class 11 chapter 19 that you should not miss while studying for your NEET Exams.
Excretory Products and Their Elimination MCQ for NEET
Which among the following excrete guanine as chief nitrogenous waste?
The main disadvantage for the animals excreting urea as the chief excretory product would be
Which of the following exhibits dual excretion?
Which of the following is not a correct statement regarding human kidney?
The epithelial cells of Bowman's capsule are called
Water in the DCT is reabsorbed under the influence of
Vasa recta in cortical nephron:
What causes the filtration of blood in the glomerulus?
Which of the following is responsible for maintaining the concentration gradient in the medullary insterstitium?
Decrease in the blood flow will not cause release of
Excretory Products and Their Elimination Match the Following Questions for NEET
Match column I with column II.
| Column I | Column II |
|---|---|
| A. Flame cells | (i) Prawns |
| B. Nephridia | (ii) Planaria |
| C. Malpighian tubules | (iii) Earthworms |
| D. Green glands | (iv) Cockroaches |
A. A-(ii), B-(iii), C-(iv), D-(i)
Excretory Products and Their Elimination Assertion and Reason Questions for NEET
In each of the following questions, a statement of Assertion (A) is given and a corresponding statement of Reason (R) is given just below it. Of the statements, pick the correct answer as :
Assertion : Glycosuria and ketonuria are indicative of diabetes mellitus Reason : Analysis of urine helps in clinical diagnosis of many metabolic disorders as well as malfunctioning of the kidney
Assertion : Osmoregulation is a process that regulates the body's salt and water concentration. Reason : In human, the main osmoregulatory organ is kidney
Assertion : In cortical nephrons, the vasa recta is absent. Reason : In cortical nephrons, loop of Henle extends only little into medulla
Assertion : Sodium and potassium are reabsorbed by primary active transport in PCT. Reason : Glucose and amino acids are reabsorbed by osmosis.
Assertion : Aquatic animals like sharks and sting rays are said to be uricotelic. Reason : Animals which excrete uric acid as their chief nitrogenous waste are called uricotelic animals
Excretory Products and Their Elimination Figure-Based Questions for NEET
Observe the given diagram and answer the following questions.
(a) What does the given figure show? Identify A, B, C and D.
A. The given figure shows the L.S. human kidney (posterior view). In the figure: A is medullary pyramid; B is minor calyx; C is renal pelvis; D is renal column
(b) What is the role of the given organ?
A. The main role of kidneys is to remove toxins and nitrogenous waste into urine and help in balancing the body’s fluids, i.e., osmoregulation
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