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Given below are two statements:
Statement I: Gause's 'Competitive Exclusion Principle' states that two closely related species competing for the same resources cannot co-exist indefinitely and competitively inferior one will be eliminated eventually.
Statement II: In general, carnivores are more adversely affected by competition than herbivores.

In the light of the above statements, choose the correct answer from the options given below:
1. Statement I is incorrect but Statement II is correct.
2. Both Statement I and Statement II are correct.
3. Both Statement I and Statement II are incorrect.
4. Statement I is correct but Statement II is incorrect.
Subtopic:  Population Interactions: Competition |
 69%
Level 2: 60%+
NEET - 2023
Hints
Identify the correct statements:
A: Lenticels are the lens-shaped openings permitting the exchange of gases.
B: Bark formed early in the season is called hard bark.
C: Bark is a technical term that refers to all tissues exterior to vascular cambium.
D: Bark refers to periderm and secondary phloem.
E: Phellogen is single- layered in thickness.
Choose the correct answer from the options given below:
1. B and C only 2. B, C and E only
3. A and D only  4. A, B and D only
Subtopic:  Activity of Cork Cambium |
 66%
Level 2: 60%+
NEET - 2023
Hints
Given below are two statements: One is labelled as Assertion (A) and the other is labelled as Reason (R):
Assertion (A): In gymnosperms, the pollen grains are released from the microsporangium and carried by air currents.
Reason (R): Air currents carry the pollen grains to the mouth of the archegonia where the male gametes are discharged and pollen tube is not formed.
In the light of the above statements, choose the correct answer from the options given below:
1. (A) is False, (R) is True.
2. Both (A) and (R) are True and (R) correctly explains (A).
3. Both (A) and (R) are True and (R) does not correctly explain (A).
4. (A) is True, (R) is False.
Subtopic:  Gymnosperms |
 69%
Level 2: 60%+
NEET - 2023
Hints
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Which one of the following statements is not correct?
 
1. The amount of some toxic substances of industrial wastewater increases in the organisms at successive trophic levels. 
2. The micro-organisms involved in biodegradation of organic matter in a sewage-polluted water body consume aquatic organisms.
3. Algal blooms caused by excess of organic matter in water improve water quality and promote fisheries.
4. Water hyacinth grows abundantly in eutrophic water bodies and lead to an imbalance in the ecosystem dynamics of the water body.
Subtopic:  Water Pollution |
 63%
Level 2: 60%+
NEET - 2023
Hints
Given below are two statements. One is labelled as Assertion (A) and the other is labelled as Reason (R):
Assertion (A): A flower is defined as a modified shoot wherein the shoot apical meristem changes to floral meristem.
Reason (R): Internode of the shoot gets condensed to produce different floral appendages laterally at successive nodes instead of leaves.
In the light of the above statements, choose the correct answer from the options given below:
1. (A) is False but (R) is True.
2. Both (A) and (R) are True and (R) is the correct explanation of (A).
3. Both (A) and (R) are True but (R) is not the correct explanation of (A).
4. (A) is True but (R) is False.
Subtopic:  Inflorescence |
 68%
Level 2: 60%+
NEET - 2023
Hints
Match List I with List II:
List I List II
A.  Cohesion I. More attraction in liquid phase
B. Adhesion II. Mutual attraction among water molecules
C. Surface tension III. Water loss in liquid phase
D. Guttation IV. Attraction towards polar surfaces
Choose the correct answer from the options given below: 
Options: A B C D
1. II I IV III
2. II IV I III
3. IV III II I
4. III I IV II
Subtopic:  Transpiration & Guttation |
 57%
Level 3: 35%-60%
NEET - 2023
Hints
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Given below are two statements:
Statement I: Ligaments are dense irregular tissue.
Statement II: Cartilage is dense regular tissue.
In the light of the above statements, choose the correct answer from the options given below:
1. Statement I is false but Statement II is true.
2. Both Statement I and Statement II are true.
3. Both Statement I and Statement II are false.
4. Statement I is true but Statement II is false.
Subtopic:  Connective Tissue |
 65%
Level 2: 60%+
NEET - 2023
Hints
Given below are two statements: one is labelled as Assertion (A) and the other is labelled s Reason (R).
Assertion (A): Amniocentesis for sex determination is one of the strategies of Reproductive and Child Health Care Programme.
Reason (R): Ban on amniocentesis checks increasing menace of female foeticide.
In the light of the above statements, choose the correct answer from the options given below:
 
1. (A) is False but (R) is True.
2. Both (A) and (R) are True and (R) is the correct explanation of (A).
3. Both (A) and (R) are True but (R) is not the correct explanation of (A).
4. (A) is True but (R) is False.
Subtopic:  Introduction |
 65%
Level 2: 60%+
NEET - 2023
Hints
Select the correct group/set of Australian Marsupials exhibiting adaptive radiation.
1. Lemur, Anteater, Wolf
2. Tasmanian wolf, Bobcat, Marsupial mole
3. Numbat, Spotted cuscus, Flying phalanger
4. Mole, Flying squirrel, Tasmanian tiger cat
Subtopic:  Concept of Organic Evolution: Evidence |
 62%
Level 2: 60%+
NEET - 2023
Hints
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Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). 
Assertion (A): Endometrium is necessary for implantation of blastocyst.
Reason (R): In the absence of fertilization, the corpus luteum degenerates that causes disintegration of endometrium.
In the light of the above statements, choose the correct answer from, the options given below: 
1. (A) is False but (R) is True.
2. Both (A) and (R) are True and (R) is the correct explanation of (A). 
3. Both (A) and (R) are True but (R) is not the correct explanation of (A).
4. (A) is True but (R) is False.
Subtopic:  Introduction to Menstrual Cycle: 1 | Menstrual Cycle: Pre Ovulatory Phase | Menstrual Cycle: Luteal Phase |
 63%
Level 2: 60%+
NEET - 2023
Hints
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