Major Competitive Exams MCQ & Objective Questions
Major Competitive Exams play a crucial role in shaping the academic and professional futures of students in India. These exams not only assess knowledge but also test problem-solving skills and time management. Practicing MCQs and objective questions is essential for scoring better, as they help in familiarizing students with the exam format and identifying important questions that frequently appear in tests.
What You Will Practise Here
Key concepts and theories related to major subjects
Important formulas and their applications
Definitions of critical terms and terminologies
Diagrams and illustrations to enhance understanding
Practice questions that mirror actual exam patterns
Strategies for solving objective questions efficiently
Time management techniques for competitive exams
Exam Relevance
The topics covered under Major Competitive Exams are integral to various examinations such as CBSE, State Boards, NEET, and JEE. Students can expect to encounter a mix of conceptual and application-based questions that require a solid understanding of the subjects. Common question patterns include multiple-choice questions that test both knowledge and analytical skills, making it essential to be well-prepared with practice MCQs.
Common Mistakes Students Make
Rushing through questions without reading them carefully
Overlooking the negative marking scheme in MCQs
Confusing similar concepts or terms
Neglecting to review previous years’ question papers
Failing to manage time effectively during the exam
FAQs
Question: How can I improve my performance in Major Competitive Exams?Answer: Regular practice of MCQs and understanding key concepts will significantly enhance your performance.
Question: What types of questions should I focus on for these exams?Answer: Concentrate on important Major Competitive Exams questions that frequently appear in past papers and mock tests.
Question: Are there specific strategies for tackling objective questions?Answer: Yes, practicing under timed conditions and reviewing mistakes can help develop effective strategies.
Start your journey towards success by solving practice MCQs today! Test your understanding and build confidence for your upcoming exams. Remember, consistent practice is the key to mastering Major Competitive Exams!
Q. What is the term for the extinction of a species in a specific habitat while it still exists in other areas? (2020)
A.
Global extinction
B.
Local extinction
C.
Mass extinction
D.
Endemic extinction
Show solution
Solution
Local extinction refers to the extinction of a species in a specific habitat while it still exists in other areas.
Correct Answer:
B
— Local extinction
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Q. What is the term for the extinction of a species in a specific habitat while it still exists elsewhere? (2020)
A.
Global extinction
B.
Local extinction
C.
Mass extinction
D.
Endemism
Show solution
Solution
Local extinction refers to the extinction of a species in a specific habitat while it still exists in other areas.
Correct Answer:
B
— Local extinction
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Q. What is the term for the female reproductive part of a flower? (2022)
A.
Stamen
B.
Pistil
C.
Petal
D.
Sepal
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Solution
The pistil is the female reproductive part of the flower, consisting of the ovary, style, and stigma.
Correct Answer:
B
— Pistil
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Q. What is the term for the female reproductive part of the flower? (2022)
A.
Stamen
B.
Pistil
C.
Anther
D.
Filament
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Solution
The pistil is the female reproductive part of the flower, consisting of the stigma, style, and ovary.
Correct Answer:
B
— Pistil
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Q. What is the term for the fertilized egg? (2022)
A.
Zygote
B.
Embryo
C.
Fetus
D.
Gamete
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Solution
The fertilized egg is called a zygote, which is the initial stage of development before it becomes an embryo.
Correct Answer:
A
— Zygote
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Q. What is the term for the flat, elevated landform that rises sharply above the surrounding area? (2019)
A.
Hill
B.
Plateau
C.
Valley
D.
Plain
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Solution
A plateau is a flat, elevated landform that rises sharply above the surrounding area.
Correct Answer:
B
— Plateau
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Q. What is the term for the formation of new species through evolution? (1942)
A.
Speciation
B.
Adaptation
C.
Extinction
D.
Migration
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Solution
Speciation is the process through which new species arise from existing species due to evolutionary changes.
Correct Answer:
A
— Speciation
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Q. What is the term for the formation of new species? (2005)
A.
Speciation
B.
Adaptation
C.
Extinction
D.
Migration
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Solution
Speciation is the evolutionary process by which new biological species arise.
Correct Answer:
A
— Speciation
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Q. What is the term for the fusion of male and female gametes in plants? (2021)
A.
Fertilization
B.
Pollination
C.
Germination
D.
Mitosis
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Solution
Fertilization is the process where the male gamete (sperm) fuses with the female gamete (egg) to form a zygote.
Correct Answer:
A
— Fertilization
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Q. What is the term for the fusion of male and female gametes? (2020)
A.
Pollination
B.
Fertilization
C.
Germination
D.
Mitosis
Show solution
Solution
Fertilization is the process where the male and female gametes fuse to form a zygote.
Correct Answer:
B
— Fertilization
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Q. What is the term for the fusion of sperm and egg? (2019)
A.
Fertilization
B.
Implantation
C.
Ovulation
D.
Gestation
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Solution
Fertilization is the term used for the fusion of sperm and egg, leading to the formation of a zygote.
Correct Answer:
A
— Fertilization
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Q. What is the term for the genetic makeup of an organism? (2023)
A.
Phenotype
B.
Genotype
C.
Allele
D.
Trait
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Solution
The genetic makeup of an organism is referred to as its genotype.
Correct Answer:
B
— Genotype
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Q. What is the term for the genetic variation that occurs due to random changes in DNA? (1953)
A.
Mutation
B.
Selection
C.
Migration
D.
Isolation
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Solution
Mutation refers to random changes in DNA that can lead to genetic variation within a population, which is a key factor in evolution.
Correct Answer:
A
— Mutation
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Q. What is the term for the gradual change in species composition in a given area over time? (2023)
A.
Succession
B.
Evolution
C.
Adaptation
D.
Migration
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Solution
Succession refers to the process of change in the species structure of an ecological community over time.
Correct Answer:
A
— Succession
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Q. What is the term for the gradual change in species over time?
A.
Speciation
B.
Evolution
C.
Adaptation
D.
Extinction
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Solution
Evolution refers to the gradual change in species over time, driven by mechanisms such as natural selection and genetic drift.
Correct Answer:
B
— Evolution
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Q. What is the term for the gradual increase in Earth's average temperature due to human activities? (2023)
A.
Climate change
B.
Global warming
C.
Greenhouse effect
D.
Ozone depletion
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Solution
Global warming refers specifically to the long-term rise in Earth's average surface temperature due to human activities.
Correct Answer:
B
— Global warming
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Q. What is the term for the gradual increase in Earth's average temperature? (2023)
A.
Climate change
B.
Global warming
C.
Greenhouse effect
D.
Ozone depletion
Show solution
Solution
Global warming refers specifically to the gradual increase in Earth's average temperature due to human activities.
Correct Answer:
B
— Global warming
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Q. What is the term for the gradual increase in the Earth's average temperature due to human activities?
A.
Global warming
B.
Ozone depletion
C.
Acidification
D.
Eutrophication
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Solution
Global warming refers to the gradual increase in the Earth's average temperature due to human activities, primarily the emission of greenhouse gases.
Correct Answer:
A
— Global warming
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Q. What is the term for the gradual increase in the Earth's average temperature? (2023)
A.
Climate change
B.
Global warming
C.
Greenhouse effect
D.
Ozone depletion
Show solution
Solution
Global warming refers specifically to the long-term rise in the average temperature of the Earth's atmosphere due to human activities.
Correct Answer:
B
— Global warming
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Q. What is the term for the gradual process of change and replacement in the species composition of a given area? (2022)
A.
Succession
B.
Evolution
C.
Adaptation
D.
Migration
Show solution
Solution
Succession is the process of change in the species structure of an ecological community over time.
Correct Answer:
A
— Succession
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Q. What is the term for the gradual process of change in species composition in a given area over time? (2019)
A.
Succession
B.
Evolution
C.
Adaptation
D.
Migration
Show solution
Solution
Succession refers to the process of change in the species structure of an ecological community over time.
Correct Answer:
A
— Succession
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Q. What is the term for the heat required to change a substance from solid to liquid at constant temperature? (2019)
A.
Latent heat of fusion
B.
Latent heat of vaporization
C.
Specific heat
D.
Sensible heat
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Solution
The heat required to change a substance from solid to liquid at constant temperature is called the latent heat of fusion.
Correct Answer:
A
— Latent heat of fusion
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Q. What is the term for the heat required to change a substance from solid to liquid at its melting point? (2019)
A.
Latent heat of fusion
B.
Latent heat of vaporization
C.
Specific heat
D.
Sensible heat
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Solution
The heat required to change a substance from solid to liquid at its melting point is called the latent heat of fusion.
Correct Answer:
A
— Latent heat of fusion
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Q. What is the term for the heat transfer that occurs due to the movement of a fluid?
A.
Conduction
B.
Convection
C.
Radiation
D.
Insulation
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Solution
Convection is the term used for heat transfer that occurs due to the movement of a fluid.
Correct Answer:
B
— Convection
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Q. What is the term for the loss of a species from a particular habitat? (2020)
A.
Extinction
B.
Endangerment
C.
Extirpation
D.
Depletion
Show solution
Solution
Extirpation refers to the loss of a species from a particular habitat, while extinction refers to the loss of a species globally.
Correct Answer:
C
— Extirpation
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Q. What is the term for the loss of biodiversity due to habitat destruction? (2023)
A.
Overexploitation
B.
Pollution
C.
Habitat fragmentation
D.
Extinction
Show solution
Solution
Habitat fragmentation leads to the loss of biodiversity as it divides ecosystems and isolates species.
Correct Answer:
C
— Habitat fragmentation
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Q. What is the term for the loss of genetic diversity within a species? (2023)
A.
Genetic erosion
B.
Genetic drift
C.
Genetic bottleneck
D.
Genetic variation
Show solution
Solution
Genetic erosion refers to the loss of genetic diversity within a species, which can threaten its survival.
Correct Answer:
A
— Genetic erosion
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Q. What is the term for the loss of water vapor from the aerial parts of plants? (2020)
A.
Transpiration
B.
Evaporation
C.
Condensation
D.
Respiration
Show solution
Solution
Transpiration is the process of water vapor loss from the aerial parts of plants, mainly through stomata.
Correct Answer:
A
— Transpiration
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Q. What is the term for the loss of water vapor from the aerial parts of the plant?
A.
Transpiration
B.
Evaporation
C.
Condensation
D.
Respiration
Show solution
Solution
Transpiration is the process of water vapor loss from the aerial parts of the plant, mainly through stomata.
Correct Answer:
A
— Transpiration
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Q. What is the term for the lowest frequency of a sound wave in a harmonic series?
A.
Fundamental frequency
B.
Overtone
C.
Harmonic
D.
Resonance
Show solution
Solution
The lowest frequency in a harmonic series is called the fundamental frequency.
Correct Answer:
A
— Fundamental frequency
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