Q. In which of the following processes is the enthalpy change (ΔH) equal to the heat absorbed at constant pressure? (2019)
A.
Isothermal process
B.
Isochoric process
C.
Isobaric process
D.
Adiabatic process
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Solution
In an isobaric process, the enthalpy change (ΔH) is equal to the heat absorbed or released at constant pressure.
Correct Answer:
C
— Isobaric process
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Q. In which of the following processes is the enthalpy change equal to the heat absorbed by the system at constant pressure? (2019)
A.
Isothermal process
B.
Isochoric process
C.
Isobaric process
D.
Adiabatic process
Show solution
Solution
In an isobaric process, the enthalpy change is equal to the heat absorbed by the system at constant pressure.
Correct Answer:
C
— Isobaric process
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Q. In which of the following scenarios does the buoyant force act?
A.
An object floating on water
B.
A balloon rising in air
C.
A ship in the ocean
D.
All of the above
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Solution
The buoyant force acts on any object submerged in a fluid, including floating objects, balloons, and ships.
Correct Answer:
D
— All of the above
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Q. In which part of the chloroplast does the Calvin cycle take place? (2019)
A.
Thylakoid membrane
B.
Stroma
C.
Granum
D.
Outer membrane
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Solution
The Calvin cycle takes place in the stroma of the chloroplast.
Correct Answer:
B
— Stroma
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Q. In which part of the flower does fertilization occur? (2019)
A.
Stamen
B.
Ovary
C.
Style
D.
Petal
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Solution
Fertilization occurs in the ovary, where the male gamete from the pollen fuses with the female gamete in the ovule.
Correct Answer:
B
— Ovary
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Q. In which part of the plant does most of the photosynthesis occur?
A.
Roots
B.
Stems
C.
Leaves
D.
Flowers
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Solution
Most of the photosynthesis occurs in the leaves, where chloroplasts are abundant.
Correct Answer:
C
— Leaves
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Q. In which part of the plant does most of the respiration occur? (2020)
A.
Roots
B.
Leaves
C.
Stems
D.
Flowers
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Solution
Most of the respiration occurs in the roots, where energy is needed for nutrient uptake and growth.
Correct Answer:
A
— Roots
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Q. In which part of the plant does most respiration occur? (2020)
A.
Roots
B.
Leaves
C.
Stems
D.
Flowers
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Solution
Most respiration occurs in the roots, where energy is needed for nutrient uptake and growth.
Correct Answer:
A
— Roots
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Q. In which part of the plant does most transpiration occur?
A.
Roots
B.
Stems
C.
Leaves
D.
Flowers
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Solution
Most transpiration occurs in the leaves, where stomata are located to facilitate gas exchange and water loss.
Correct Answer:
C
— Leaves
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Q. In which part of the plant does most water absorption occur?
A.
Leaves
B.
Stems
C.
Roots
D.
Flowers
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Solution
Most water absorption occurs in the roots, where root hairs increase the surface area for absorption.
Correct Answer:
C
— Roots
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Q. In which part of the plant does respiration primarily occur? (2020)
A.
Roots
B.
Leaves
C.
Stems
D.
All parts
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Solution
Respiration occurs in all parts of the plant, including roots, leaves, and stems.
Correct Answer:
D
— All parts
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Q. In which part of the plant does the majority of photosynthesis occur?
A.
Roots
B.
Stems
C.
Leaves
D.
Flowers
Show solution
Solution
Leaves are the primary site of photosynthesis due to the presence of chlorophyll in chloroplasts.
Correct Answer:
C
— Leaves
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Q. In which phase do sister chromatids separate and move to opposite poles of the cell? (2019)
A.
Prophase
B.
Metaphase
C.
Anaphase
D.
Telophase
Show solution
Solution
During Anaphase, sister chromatids are pulled apart and move towards opposite poles of the cell.
Correct Answer:
C
— Anaphase
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Q. In which phase do sister chromatids separate and move to opposite poles? (2019)
A.
Prophase
B.
Metaphase
C.
Anaphase
D.
Telophase
Show solution
Solution
During Anaphase, sister chromatids are pulled apart and move toward opposite poles of the cell.
Correct Answer:
C
— Anaphase
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Q. In which phase do sister chromatids separate and move towards opposite poles? (2022)
A.
Prophase
B.
Metaphase
C.
Anaphase
D.
Telophase
Show solution
Solution
During Anaphase, sister chromatids are pulled apart and move towards opposite poles of the cell.
Correct Answer:
C
— Anaphase
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Q. In which phase of the cell cycle does cytokinesis occur? (2021)
A.
G1 phase
B.
S phase
C.
M phase
D.
G2 phase
Show solution
Solution
Cytokinesis occurs during the M phase, following mitosis, to divide the cytoplasm and form two daughter cells.
Correct Answer:
C
— M phase
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Q. In which phase of the cell cycle does the cell spend most of its life? (2021)
A.
M phase
B.
G1 phase
C.
S phase
D.
G2 phase
Show solution
Solution
The G1 phase is where the cell spends most of its time growing and performing its normal functions.
Correct Answer:
B
— G1 phase
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Q. In which phase of the cell cycle does the cell spend the majority of its life? (2021)
A.
M phase
B.
G1 phase
C.
S phase
D.
G2 phase
Show solution
Solution
The G1 phase is where the cell spends most of its life, performing normal functions and growing.
Correct Answer:
B
— G1 phase
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Q. In which process does a substance change from solid to gas without becoming liquid? (2022)
A.
Melting
B.
Sublimation
C.
Condensation
D.
Evaporation
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Solution
The process in which a substance changes from solid to gas without becoming liquid is called sublimation.
Correct Answer:
B
— Sublimation
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Q. In which process does a substance change from solid to gas? (2022)
A.
Melting
B.
Sublimation
C.
Evaporation
D.
Condensation
Show solution
Solution
The process in which a substance changes from solid to gas is called sublimation.
Correct Answer:
B
— Sublimation
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Q. In which state of matter do particles have the strongest intermolecular forces? (2023)
A.
Gas
B.
Liquid
C.
Solid
D.
Plasma
Show solution
Solution
In solids, particles are held together by strong intermolecular forces, giving them a definite shape and volume.
Correct Answer:
C
— Solid
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Q. In which type of collision is kinetic energy conserved? (2019)
A.
Elastic collision
B.
Inelastic collision
C.
Perfectly inelastic collision
D.
All of the above
Show solution
Solution
In an elastic collision, both momentum and kinetic energy are conserved.
Correct Answer:
A
— Elastic collision
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Q. In which type of interaction do both species benefit? (2023)
A.
Predation
B.
Competition
C.
Mutualism
D.
Parasitism
Show solution
Solution
Mutualism is an interaction where both species involved benefit from the relationship.
Correct Answer:
C
— Mutualism
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Q. In which type of population distribution do individuals have a uniform distance between them? (2019)
A.
Random
B.
Clumped
C.
Uniform
D.
None of the above
Show solution
Solution
Uniform distribution occurs when individuals are evenly spaced, often due to competition for resources.
Correct Answer:
C
— Uniform
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Q. In which type of population growth does the growth rate decrease as the population reaches its carrying capacity? (2019)
A.
Exponential growth
B.
Logistic growth
C.
Linear growth
D.
Cyclic growth
Show solution
Solution
Logistic growth describes a population that grows rapidly at first and then slows as it approaches the carrying capacity.
Correct Answer:
B
— Logistic growth
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Q. In which type of reproduction do offspring inherit traits from both parents? (2020)
A.
Asexual reproduction
B.
Sexual reproduction
C.
Budding
D.
Fragmentation
Show solution
Solution
In sexual reproduction, offspring inherit genetic material from both parents, leading to genetic variation.
Correct Answer:
B
— Sexual reproduction
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Q. In which type of reproduction does fertilization occur outside the body? (2022)
A.
Internal fertilization
B.
External fertilization
C.
Asexual reproduction
D.
Parthenogenesis
Show solution
Solution
External fertilization occurs when the sperm and egg unite outside the body, commonly seen in aquatic organisms.
Correct Answer:
B
— External fertilization
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Q. In which type of reproduction does fertilization occur? (2022)
A.
Asexual reproduction
B.
Binary fission
C.
Sexual reproduction
D.
Budding
Show solution
Solution
Fertilization occurs in sexual reproduction, where male and female gametes fuse to form a zygote.
Correct Answer:
C
— Sexual reproduction
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Q. In which type of reproduction does genetic variation occur? (2019)
A.
Asexual reproduction
B.
Sexual reproduction
C.
Binary fission
D.
Fragmentation
Show solution
Solution
Sexual reproduction involves the combination of genetic material from two parents, leading to genetic variation.
Correct Answer:
B
— Sexual reproduction
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Q. In which type of reproduction does regeneration occur? (2020)
A.
Asexual reproduction
B.
Sexual reproduction
C.
Both asexual and sexual reproduction
D.
None of the above
Show solution
Solution
Regeneration is a form of asexual reproduction where an organism can regrow lost parts.
Correct Answer:
A
— Asexual reproduction
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NEET MCQ & Objective Questions
The National Eligibility cum Entrance Test (NEET) is a crucial examination for aspiring medical students in India. Scoring well in NEET can open doors to prestigious medical colleges, making it essential for students to prepare effectively. Practicing NEET MCQs and objective questions not only enhances understanding but also boosts confidence, ensuring you are well-prepared for the exam. Engaging with practice questions helps identify important topics and improves your ability to tackle various question formats.
What You Will Practise Here
Human Anatomy and Physiology
Biochemistry and Molecular Biology
Genetics and Evolution
Plant and Animal Physiology
Ecology and Environment
Physics Concepts Relevant to Biology
Important NEET questions on Chemical Bonding and Reactions
Exam Relevance
NEET is aligned with the syllabus of CBSE and various State Boards, ensuring that the topics covered are relevant for both school exams and competitive tests like JEE. Common question patterns include multiple-choice questions that assess conceptual understanding and application of knowledge. By focusing on NEET objective questions, students can familiarize themselves with the exam format and improve their time management skills during the actual test.
Common Mistakes Students Make
Misinterpreting questions due to lack of careful reading.
Overlooking the importance of diagrams and visual aids in biology.
Neglecting to review basic concepts that are foundational for advanced topics.
Confusing similar terms and definitions, especially in biochemistry.
FAQs
Question: How can I improve my NEET MCQ solving skills?Answer: Regular practice with NEET MCQ questions and reviewing explanations for both correct and incorrect answers can significantly enhance your skills.
Question: Are there specific topics I should focus on for NEET preparation?Answer: Yes, focus on high-weightage topics like Human Physiology, Genetics, and Ecology, as they frequently appear in exams.
Start your journey towards success by solving NEET practice MCQs today! Test your understanding, identify your strengths and weaknesses, and prepare effectively for your upcoming exams.
