Q. What is the primary method of reproduction in bacteria? (2021)
A.
Binary fission
B.
Budding
C.
Fragmentation
D.
Sexual reproduction
Show solution
Solution
Bacteria primarily reproduce asexually through binary fission, where a single cell divides into two identical cells.
Correct Answer:
A
— Binary fission
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Q. What is the primary mode of nutrition in the kingdom Animalia? (2023)
A.
Autotrophic
B.
Heterotrophic
C.
Saprophytic
D.
Parasitic
Show solution
Solution
The primary mode of nutrition in the kingdom Animalia is heterotrophic.
Correct Answer:
B
— Heterotrophic
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Q. What is the primary mode of nutrition in the kingdom Plantae? (2022)
A.
Heterotrophic
B.
Saprophytic
C.
Autotrophic
D.
Parasitic
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Solution
Plants primarily exhibit autotrophic nutrition through photosynthesis.
Correct Answer:
C
— Autotrophic
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Q. What is the primary mode of reproduction in angiosperms? (2023)
A.
Asexual reproduction
B.
Budding
C.
Fission
D.
Sexual reproduction
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Solution
Angiosperms primarily reproduce through sexual reproduction, involving flowers and seeds.
Correct Answer:
D
— Sexual reproduction
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Q. What is the primary mode of reproduction in ferns? (2023)
A.
Asexual reproduction
B.
Sexual reproduction
C.
Vegetative propagation
D.
Budding
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Solution
Ferns primarily reproduce through sexual reproduction, producing spores.
Correct Answer:
B
— Sexual reproduction
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Q. What is the primary mode of reproduction in unicellular organisms? (2020)
A.
Asexual reproduction
B.
Sexual reproduction
C.
Binary fission
D.
Budding
Show solution
Solution
Unicellular organisms primarily reproduce asexually, often through processes like binary fission.
Correct Answer:
A
— Asexual reproduction
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Q. What is the primary muscle involved in the process of breathing? (2021)
A.
Diaphragm
B.
Intercostal muscles
C.
Abdominal muscles
D.
Pectoral muscles
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Solution
The diaphragm is the primary muscle that contracts and relaxes to facilitate breathing.
Correct Answer:
A
— Diaphragm
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Q. What is the primary oxidation state of carbon in carbon dioxide (CO2)? (2020)
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Solution
In carbon dioxide, carbon has an oxidation state of +4.
Correct Answer:
B
— +4
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Q. What is the primary oxidation state of iron in FeCl3? (2023)
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Solution
In FeCl3, iron (Fe) has a primary oxidation state of +3.
Correct Answer:
B
— +3
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Q. What is the primary oxidation state of lead in lead(II) oxide (PbO)? (2019)
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Solution
In lead(II) oxide, lead has an oxidation state of +2.
Correct Answer:
A
— +2
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Q. What is the primary oxidation state of nitrogen in ammonia (NH3)? (2021)
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Solution
In ammonia, nitrogen has an oxidation state of -3.
Correct Answer:
A
— -3
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Q. What is the primary oxidation state of nitrogen in nitric acid (HNO3)? (2023)
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Solution
In nitric acid, nitrogen has an oxidation state of +5.
Correct Answer:
C
— +5
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Q. What is the primary oxidation state of vanadium in V2O5? (2023)
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Solution
In V2O5, vanadium has an oxidation state of +5.
Correct Answer:
C
— +5
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Q. What is the primary pollutant in smog? (2021)
A.
Carbon monoxide
B.
Sulfur dioxide
C.
Nitrogen oxides
D.
Particulate matter
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Solution
Particulate matter is a primary pollutant in smog, contributing to air quality issues.
Correct Answer:
D
— Particulate matter
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Q. What is the primary process by which energy enters an ecosystem? (2022)
A.
Respiration
B.
Photosynthesis
C.
Decomposition
D.
Transpiration
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Solution
Photosynthesis is the primary process by which energy from sunlight is converted into chemical energy by plants.
Correct Answer:
B
— Photosynthesis
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Q. What is the primary producer in a freshwater ecosystem? (2022)
A.
Fish
B.
Algae
C.
Fungi
D.
Bacteria
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Solution
Algae are the primary producers in a freshwater ecosystem as they perform photosynthesis.
Correct Answer:
B
— Algae
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Q. What is the primary producer in a terrestrial ecosystem? (2019)
A.
Herbivores
B.
Carnivores
C.
Plants
D.
Decomposers
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Solution
Plants are the primary producers in terrestrial ecosystems as they convert sunlight into energy through photosynthesis.
Correct Answer:
C
— Plants
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Q. What is the primary product of nuclear fission? (2019)
A.
Energy
B.
Neutrons
C.
Protons
D.
Alpha particles
Show solution
Solution
The primary product of nuclear fission is energy, along with neutrons and smaller nuclei.
Correct Answer:
A
— Energy
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Q. What is the primary product of the electrolysis of water? (2023)
A.
Hydrogen
B.
Oxygen
C.
Hydrogen Peroxide
D.
Ozone
Show solution
Solution
The primary products of the electrolysis of water are hydrogen and oxygen gases.
Correct Answer:
A
— Hydrogen
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Q. What is the primary product of the fission of Uranium-235? (2019)
A.
Helium
B.
Neutrons
C.
Barium and Krypton
D.
Carbon
Show solution
Solution
The fission of Uranium-235 primarily produces Barium and Krypton along with additional neutrons.
Correct Answer:
C
— Barium and Krypton
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Q. What is the primary product of the fusion of hydrogen nuclei in stars? (2022)
A.
Helium
B.
Carbon
C.
Oxygen
D.
Nitrogen
Show solution
Solution
The primary product of hydrogen fusion in stars is helium, which occurs through the proton-proton chain reaction.
Correct Answer:
A
— Helium
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Q. What is the primary product of the fusion of hydrogen nuclei? (2022)
A.
Helium
B.
Carbon
C.
Oxygen
D.
Deuterium
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Solution
The primary product of the fusion of hydrogen nuclei (protons) is helium, along with the release of energy.
Correct Answer:
A
— Helium
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Q. What is the primary product of the reaction between hydrogen and chlorine? (2019)
A.
Hydrochloric acid
B.
Hydrogen chloride
C.
Chlorine gas
D.
Water
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Solution
The primary product of the reaction between hydrogen and chlorine is hydrogen chloride (HCl).
Correct Answer:
B
— Hydrogen chloride
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Q. What is the primary product of the thermal decomposition of calcium carbonate? (2019)
A.
Calcium oxide
B.
Calcium hydroxide
C.
Calcium bicarbonate
D.
Calcium chloride
Show solution
Solution
The thermal decomposition of calcium carbonate (CaCO3) produces calcium oxide (CaO) and carbon dioxide (CO2).
Correct Answer:
A
— Calcium oxide
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Q. What is the primary product when aluminum reacts with hydrochloric acid? (2020)
A.
AlCl3
B.
H2
C.
Al(OH)3
D.
Al2Cl6
Show solution
Solution
When aluminum reacts with hydrochloric acid, hydrogen gas (H2) is produced along with aluminum chloride (AlCl3).
Correct Answer:
B
— H2
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Q. What is the primary product when calcium reacts with oxygen? (2022)
A.
Calcium oxide
B.
Calcium hydroxide
C.
Calcium carbonate
D.
Calcium peroxide
Show solution
Solution
Calcium reacts with oxygen to form calcium oxide (CaO).
Correct Answer:
A
— Calcium oxide
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Q. What is the primary product when lithium reacts with nitrogen? (2022)
A.
Lithium nitride
B.
Lithium oxide
C.
Lithium hydroxide
D.
Lithium carbonate
Show solution
Solution
Lithium reacts with nitrogen to form lithium nitride (Li3N).
Correct Answer:
A
— Lithium nitride
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Q. What is the primary product when potassium permanganate (KMnO4) is reduced in acidic medium? (2019)
A.
MnO2
B.
Mn2+
C.
MnO4-
D.
KMnO4
Show solution
Solution
In acidic medium, potassium permanganate (KMnO4) is reduced to Mn2+.
Correct Answer:
B
— Mn2+
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Q. What is the primary purpose of petals in a flower? (2023)
A.
To produce seeds
B.
To attract pollinators
C.
To support the flower
D.
To protect the ovary
Show solution
Solution
Petals are often brightly colored and serve to attract pollinators to the flower.
Correct Answer:
B
— To attract pollinators
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Q. What is the primary purpose of reproduction in organisms? (2020)
A.
To increase genetic diversity
B.
To maintain homeostasis
C.
To produce energy
D.
To ensure survival of the species
Show solution
Solution
Reproduction ensures the continuation of a species by producing offspring.
Correct Answer:
D
— To ensure survival of the species
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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.