According to the sliding filament theory:
| 1. | Actin and myosin filaments slide over each other to increase the length of the sarcomere. |
| 2. | Length of A–band does not change. |
| 3. | I–band increases in length |
| 4. | The actin filaments slide away from A–band resulting in shortening of sarcomere |
Subtopic: Sliding Filament Theory |
74%
Level 2: 60%+
NEET - 2022
Hints
The amount of biomass or organic matter produced per unit area over a time period by plants during photosynthesis is called:
1. Secondary production
2. Primary production
3. Gross primary production
4. Net primary production
1. Secondary production
2. Primary production
3. Gross primary production
4. Net primary production
Subtopic: Ecosystem Productivity |
56%
Level 3: 35%-60%
NEET - 2022
Hints
Given below are two statements:
In the light of the above statements, choose the most appropriate answer from the options given below:
| Statement I: | Amino acids have a property of ionizable nature of –NH2 and –COOH groups, hence have different structures at different pH. |
| Statement II: | Amino acids can exist as Zwitterionic form at acidic and basic pH. |
| 1. | Both Statement I and Statement II are correct. |
| 2. | Both Statement I and Statement II are incorrect. |
| 3. | Statement I is correct but Statement II is incorrect. |
| 4. | Statement I is incorrect but Statement II is correct. |
Subtopic: Amino Acids |
74%
Level 2: 60%+
NEET - 2022
Hints
Which of the following types of epithelium is present in the bronchioles and Fallopian tubes?
1. Simple squamous epithelium
2. Simple columnar epithelium
3. Ciliated epithelium
4. Stratified squamous epithelium
1. Simple squamous epithelium
2. Simple columnar epithelium
3. Ciliated epithelium
4. Stratified squamous epithelium
Subtopic: Simple Epithelium |
90%
Level 1: 80%+
NEET - 2022
Hints
Western Ghats have a large number of plants and animal species that are not found anywhere else. Which of the following term is used to notify such species?
| 1. | Threatened species | 2. | Keystone species |
| 3. | Endemic species | 4. | Vulnerable species |
Subtopic: In Situ Conservation of Biodiversity |
81%
Level 1: 80%+
NEET - 2022
Hints
Gout is a type of disorder which leads to:
| 1. | Inflammation of joints due to accumulation of uric acid crystals |
| 2. | Weakening of bones due to decreased bone mass |
| 3. | Inflammation of joints due to cartilage degeneration |
| 4. | Weakening of bones due to low calcium level |
Subtopic: Disorders of Muscular and Skeletal System |
93%
Level 1: 80%+
NEET - 2022
Hints
Which of the following statements are correct with respect to vital capacity?
Choose the most appropriate answer from the options given below:
| (a) | It includes ERV, TV and IRV |
| (b) | Total volume of air a person can inspire after a normal expiration |
| (c) | The maximum volume of air a person can breathe in after forced expiration |
| (d) | It includes ERV, RV and IRV. |
| (e) | The maximum volume of air a person can breathe out after a forced inspiration. |
| 1. | (b), (d) and (e) | 2. | (a), (c) and (d) |
| 3. | (a), (c) and (e) | 4. | (a) and (e) |
Subtopic: Respiratory System: Pulmonary Volumes & Capacities |
74%
Level 2: 60%+
NEET - 2022
Hints
A unique vascular connection between the digestive tract and liver is called _______________ .
1. Hepato–pancreatic system
2. Hepatic portal system
3. Renal portal system
4. Hepato–cystic system
1. Hepato–pancreatic system
2. Hepatic portal system
3. Renal portal system
4. Hepato–cystic system
Subtopic: Cockroach: Circulatory System |
83%
Level 1: 80%+
NEET - 2022
Hints
Match List-I with List-II regarding the organs of cockroach:
Choose the correct answer from the options given below:
| List I | List II | ||
| (a) | Crop | (i) | grinding the food particles |
| (b) | Proventriculus | (ii) | secretion of digestive juice |
| (c) | Hepatic caecae | (iii) | removal of nitrogenous waste |
| (d) | Malpighian tubules | (iv) | storage of food |
| (a) | (b) | (c) | (d) | |
| 1. | (iv) | (i) | (ii) | (iii) |
| 2. | (iii) | (ii) | (i) | (iv) |
| 3. | (ii) | (iv) | (i) | (iii) |
| 4. | (i) | (iv) | (iii) | (ii) |
Subtopic: Cockroach: Structure of Thorax |
86%
Level 1: 80%+
NEET - 2022
Hints
Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R)
In the light of the above statements, choose the most appropriate answer from the options given below:
| Assertion (A): | Spirulina is a microbe that can be used for reducing environmental pollution. |
| Reason (R): | Spirulina is a rich source of protein, carbohydrates, fats, minerals and vitamins. |
In the light of the above statements, choose the most appropriate answer from the options given below:
| 1. | Both (A) and (R) are correct and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are correct but (R) is not the correct explanation of (A). |
| 3. | (A) is correct but (R) is not correct. |
| 4. | (A) is not correct but (R) is correct. |
Level 3: 35%-60%
NEET - 2022
Hints
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