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Arrange the events of Renin-Angiotensin mechanism in correct sequence
(A) Activation of JG cells and release of renin
(B) Angiotensin II activated release of aldosterone
(C) Fall in glomerular blood pressure
(D) Reabsorption of Na+ and water from distal convoluted tubule
(E) Angiotensinogen is converted to Angiotensin I and then to Angiotensin II
Choose the correct answer from the options given below:
1. (C), (A), (E), (B), (D) 2. (A), (D), (E), (C), (B)
3. (A), (D), (C), (B), (E) 4. (B), (A), (E), (D), (C)
Subtopic:  Autoregulation of GFR |
 87%
Level 1: 80%+
NEET - 2023
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Given below are two statements:
Statement I: Parathyroid hormone acts on bones and stimulates the process of bone resorption
Statement II: Parathyroid hormone along with Thyrocalcitonin plays a significant role in carbohydrate metabolism.
In the light of the above statements, choose the correct 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
Subtopic:  Parathyroid |
 71%
Level 2: 60%+
NEET - 2023
Hints
Select the correct statements:
A: Platyhelminthes are triploblastic, pseudocoelomate and bilaterally symmetrical organisms.
B: Ctenophores reproduce only sexually and fertilization is external.
C: In tapeworm, fertilization is internal but sexes are not separate.
D: Ctenophores are exclusively marine, diploblastic and bioluminescent organisms.
E: In sponges, fertilization is external and development is direct.

Choose the correct answer from the options given below:
1. (A), (C) and (D) only 2. (B), (C) and (D) only
3. (A) and (E) only 4. (B) and (D) only
Subtopic:  Phylum Porifera | Phylum Coelenterata | Phylum Ctenophora | Phylum Platyhelminthes |
 67%
Level 2: 60%+
NEET - 2023
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Match List-I with List-II
List-I List-II
(A) Gene therapy (I) Separation of DNA fragments
(B) RNA interference (II) Diagnostic test for AIDS
(C) ELISA (III) Cellular defense
(D) Gel Electrophoresis (IV) Allows correction of a gene defect

Choose the correct answer from the options given below:
Options: (A) (B) (C) (D)
1. IV I II III
2. IV II III I
3. IV III II I
4. IV III I II
Subtopic:  Interference RNA Tech | Med Applications & Humulin | Gene Therapy | Molecular Diagnosis |
 91%
Level 1: 80%+
NEET - 2023
Hints
Which of the following statements are correct in the context of Golgi apparatus?
A: It is the important site for the formation of glycoprotein and glycolipids
B: It produces cellular energy in the form of ATP
C: It modifies the protein synthesized by ribosomes on ER
D: It facilitates the transport of ions
E: It provides mechanical support
Choose the most appropriate answer from the options given below:
1. (B) and (C) only 2. (A) and (C) only
3. (A) and (D) only 4. (D) and (E) only
Subtopic:  Golgi Apparatus |
 84%
Level 1: 80%+
NEET - 2023
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Consider the following statements about bacteria:
Statement I: Bacteria are classified into four categories based on their shape: cocci, bacilli, vibrios, and spirilla.
Statement II: The majority of bacteria are autotrophs, synthesizing their own food from inorganic substrates.
Statement III: Archaebacteria are a unique group of bacteria that can survive in extreme environments due to their distinct cell wall structure.
Which of the above statements is/are correct?
1. Only Statement II is correct
2. Both Statement I and Statement III are correct
3. Both Statement II and Statement III are correct
4. All Statements are correct
Subtopic:  Kingdom Monera: Bacterial Classification |
 74%
Level 2: 60%+
Please attempt this question first.
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Please attempt this question first.
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Given below are two statements:
I: In cockroaches, the forewings are transparent and prothoracic in origin.
II: In cockroaches, the hind wings are opaque, leathery and mesothoracic in origin.
In light of the above statements, choose the correct answer from the options given below:
1. Statement I is correct but Statement II is false
2. Statement I is incorrect but Statement II is true
3. Both Statement I and Statement II are true
4. Both Statement I and Statement II are false
Subtopic:  Cockroach: Intro & External Morphology |
 71%
Level 2: 60%+
NEET - 2023
Hints
Match List-I with List-II
List-I List-II
(A) Columnar epithelium (I) Ducts of glands
(B) Ciliated epithelium (II) Inner lining of stomach and intestine
(C) Squamous epithelium (III) Inner lining of bronchioles
(D) Cuboidal epithelium (IV) Endothelium

Choose the correct answer from the options given below:
Options: (A) (B) (C) (D)
1. III II I IV
2. III II IV I
3. II III I IV
4. II III IV I
Subtopic:  Simple Epithelium |
 72%
Level 2: 60%+
NEET - 2023
Hints
Match List-I with List-II
List-I List-II
(A) Cytokine barriers (I) Mucus coating of
respiratory tract
(B) Cellular barriers (II) Interferons
(C) Physiological barriers (III) Neutrophils and
Macrophages
(D) Physical barriers (IV) Tears and Saliva

Choose the correct answer from the options given below:
Options: (A) (B) (C) (D)
1. (II) (III) (IV) (I)
2. (III) (I) (IV) (II)
3. (III) (I) (II) (IV)
4. (II) (III) (I) (IV)
Subtopic:  Details of Immunity |
 77%
Level 2: 60%+
NEET - 2023
Hints
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Select the correct statement/s with respect to mechanism of sex determination in Grasshopper.
A: It is an example of female heterogamety
B: Male produces two different types of gametes either with or without X chromosomes.
C: Total number of chromosomes (autosomes and sex chromosomes) is same in both males and females.
D: All eggs bear an additional X chromosome besides the autosomes.
Choose the correct answer from the options given below:
1. (B) and (D) only 2. (A), (C) and (D) only
3. (A) only 4. (A) and (C) only
Subtopic:  Sex Determination |
 77%
Level 2: 60%+
NEET - 2023
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