NEET-UG SERIES Biology
Excretory System
3 previous year questions.
Volume: 3 Ques
Yield: Medium
High-Yield Trend
2
2024 1
2020 Chapter Questions 3 MCQs
01
PYQ 2020
medium
biology ID: neet-ug-
Match the following columns and select the correct option.
| Column I | Column II | ||
| a | 6- 15 pairs of gill slits | i | Trygon |
| b | Heterocercal caudal fin | ii | Cyclostomes |
| c | Air Bladder | iii | Chondrichthyes |
| d | Poison sting | iv | Osteichthyes |
1
a- (ii) b-(iii) c-(iv) d- (i)
2
a-(iii)b- (iv)c- (i)d- (ii)
3
a-(iv) b-(ii)c- (iii) d-(i)
4
a- (i) b-(iv) c-(iii)d- (ii)
02
PYQ 2024
medium
biology ID: neet-ug-
Given below are two statements:
Statements I: Concentrated urine is formed due to counter current mechanism in nephron.
Statement II: Counter current mechanism helps to maintain osmotic gradient in the medullary interstitium.
In the light of the above statements, choose the most appropriate answer from the options given below.
Statements I: Concentrated urine is formed due to counter current mechanism in nephron.
Statement II: Counter current mechanism helps to maintain osmotic gradient in the medullary interstitium.
In the light of the above statements, choose the most appropriate answer from the options given below.
1
Statement I is correct but Statement II is incorrect.
2
Statement I is incorrect but Statement II is correct.
3
Both Statement I and Statement II are correct.
4
Both Statement I and Statement II are incorrect.
03
PYQ 2024
medium
biology ID: neet-ug-
Diuresis is prevented by:
1
Renin from JG cell via switching off the osmoreceptors
2
ANF from adrenal medulla
3
Aldosterone from adrenal medulla
4
Vasopressin from Neurohypophysis
About Excretory System - NEET-UG
Excretory System is a vital chapter for NEET-UG aspirants. Mastering the concepts covered in this chapter is essential for securing a top rank.
By rigorously practicing the previous year questions associated with this chapter, you can identify high-yield topics, understand the examiner's perspective, and boost your confidence during the actual exam.
Frequently Asked Questions
Why focus on Excretory System PYQs?
Analyzing PYQs for this specific chapter reveals the most frequently tested concepts and the typical complexity of questions, allowing you to tailor your study plan efficiently.
How to best use this analysis?
Review the topic breakdown to see which sub-topics within Excretory System carry the most weight. Then, tackle the questions iteratively to solidify your understanding.