Q. In an AC circuit, the average power consumed is given by which formula? (2022)
A.
P = VI
B.
P = VI cos(φ)
C.
P = V²/R
D.
P = I²R
Show solution
Solution
The average power (P) consumed in an AC circuit is given by P = VI cos(φ), where φ is the phase angle between voltage and current.
Correct Answer:
B
— P = VI cos(φ)
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Q. In an AC circuit, the current lags behind the voltage by 90 degrees in which component? (2020)
A.
Resistor
B.
Capacitor
C.
Inductor
D.
Transformer
Show solution
Solution
In an inductor, the current lags behind the voltage by 90 degrees.
Correct Answer:
C
— Inductor
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Q. In an AC circuit, the current lags behind the voltage by 90 degrees in which type of circuit? (2020)
A.
Resistive
B.
Inductive
C.
Capacitive
D.
RLC
Show solution
Solution
In an inductive circuit, the current lags behind the voltage by 90 degrees.
Correct Answer:
B
— Inductive
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Q. In an AC circuit, the current lags the voltage by 90 degrees in which of the following components? (2020)
A.
Resistor
B.
Capacitor
C.
Inductor
D.
Transformer
Show solution
Solution
In an inductor, the current lags the voltage by 90 degrees.
Correct Answer:
C
— Inductor
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Q. In an AC circuit, the current lags the voltage by 90 degrees in which type of circuit? (2020)
A.
Resistive
B.
Capacitive
C.
Inductive
D.
RLC
Show solution
Solution
In an inductive circuit, the current lags the voltage by 90 degrees.
Correct Answer:
C
— Inductive
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Q. In an AC circuit, what is the phase difference between voltage and current in a purely inductive circuit? (2021)
A.
0 degrees
B.
90 degrees
C.
180 degrees
D.
270 degrees
Show solution
Solution
In a purely inductive AC circuit, the current lags the voltage by 90 degrees.
Correct Answer:
B
— 90 degrees
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Q. In an AC circuit, what is the relationship between the average power and the RMS voltage? (2023)
A.
P = V_rms²/R
B.
P = V_peak²/R
C.
P = V_rms/R
D.
P = V_peak/R
Show solution
Solution
The average power (P) in an AC circuit is given by P = V_rms²/R, where R is the resistance.
Correct Answer:
A
— P = V_rms²/R
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Q. In an AC circuit, what is the unit of reactance? (2019)
A.
Ohm
B.
Farad
C.
Henry
D.
Volt
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Solution
Reactance is measured in Ohms, just like resistance.
Correct Answer:
A
— Ohm
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Q. In an ecosystem, which of the following organisms is known as a primary consumer? (2019)
A.
Herbivores
B.
Carnivores
C.
Decomposers
D.
Producers
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Solution
Herbivores are primary consumers as they feed directly on producers (plants).
Correct Answer:
A
— Herbivores
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Q. In an ecosystem, which of the following organisms is known as a primary producer? (2021)
A.
Herbivores
B.
Carnivores
C.
Decomposers
D.
Plants
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Solution
Plants are primary producers as they convert sunlight into chemical energy through photosynthesis.
Correct Answer:
D
— Plants
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Q. In an electrochemical cell, the anode is where: (2019)
A.
Oxidation occurs
B.
Reduction occurs
C.
Electrons are gained
D.
Ions are produced
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Solution
In an electrochemical cell, oxidation occurs at the anode.
Correct Answer:
A
— Oxidation occurs
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Q. In an RLC circuit, what does the term 'resonance' refer to? (2019)
A.
Maximum current at a specific frequency
B.
Minimum current at any frequency
C.
Constant voltage
D.
Zero inductance
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Solution
Resonance in an RLC circuit occurs when the inductive reactance equals the capacitive reactance, resulting in maximum current at a specific frequency.
Correct Answer:
A
— Maximum current at a specific frequency
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Q. In an RLC circuit, what happens to the impedance at resonance? (2023)
A.
Minimum
B.
Maximum
C.
Zero
D.
Infinite
Show solution
Solution
At resonance, the impedance in an RLC circuit is at a minimum.
Correct Answer:
A
— Minimum
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Q. In an RLC circuit, what happens to the impedance when the circuit is at resonance? (2023)
A.
Minimum
B.
Maximum
C.
Zero
D.
Infinite
Show solution
Solution
At resonance, the impedance of an RLC circuit is at its minimum.
Correct Answer:
A
— Minimum
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Q. In an RLC series circuit, what happens to the impedance at resonance? (2020)
A.
It is minimum
B.
It is maximum
C.
It is zero
D.
It is equal to resistance
Show solution
Solution
At resonance in an RLC series circuit, the impedance is equal to the resistance.
Correct Answer:
D
— It is equal to resistance
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Q. In angiosperms, the ovary develops into which of the following structures? (2023)
A.
Seed
B.
Fruit
C.
Flower
D.
Leaf
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Solution
In angiosperms, the ovary develops into a fruit, which contains the seeds.
Correct Answer:
B
— Fruit
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Q. In ecological succession, what is the term for the first species to colonize a barren environment? (2022)
A.
Pioneer species
B.
Climax community
C.
Keystone species
D.
Invasive species
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Solution
Pioneer species are the first organisms to colonize previously uninhabited or disturbed environments.
Correct Answer:
A
— Pioneer species
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Q. In electrolysis, the process of oxidation occurs at which electrode? (2019)
A.
Anode
B.
Cathode
C.
Both electrodes
D.
None of the above
Show solution
Solution
In electrolysis, oxidation occurs at the anode.
Correct Answer:
A
— Anode
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Q. In flowering plants, the male gamete is produced in which part? (2021)
A.
Ovary
B.
Anther
C.
Stigma
D.
Style
Show solution
Solution
The male gamete is produced in the anther, which is part of the stamen in flowering plants.
Correct Answer:
B
— Anther
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Q. In flowering plants, the male gametes are produced in which part? (2022)
A.
Ovary
B.
Stigma
C.
Anther
D.
Style
Show solution
Solution
The male gametes are produced in the anther, which is part of the stamen in flowering plants.
Correct Answer:
C
— Anther
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Q. In flowering plants, the ovary develops into which part after fertilization? (2023)
A.
Seed
B.
Fruit
C.
Flower
D.
Leaf
Show solution
Solution
After fertilization, the ovary develops into a fruit, which contains the seeds.
Correct Answer:
B
— Fruit
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Q. In flowering plants, the ovary develops into which structure after fertilization? (2023)
A.
Seed
B.
Fruit
C.
Flower
D.
Leaf
Show solution
Solution
After fertilization, the ovary develops into a fruit, which contains the seeds.
Correct Answer:
B
— Fruit
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Q. In flowering plants, the process of fusion of male and female gametes is known as? (2019)
A.
Pollination
B.
Fertilization
C.
Germination
D.
Seed dispersal
Show solution
Solution
Fertilization is the process where the male gamete (pollen) fuses with the female gamete (ovule) to form a zygote.
Correct Answer:
B
— Fertilization
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Q. In flowering plants, the process of pollination involves the transfer of pollen from the ____ to the ____. (2019)
A.
Ovary, Stigma
B.
Anther, Stigma
C.
Stigma, Ovary
D.
Filament, Anther
Show solution
Solution
Pollination is the transfer of pollen from the anther (male part) to the stigma (female part) of a flower.
Correct Answer:
B
— Anther, Stigma
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Q. In flowering plants, the process of pollination involves the transfer of pollen from the anther to the: (2021)
A.
Ovary
B.
Style
C.
Stigma
D.
Sepal
Show solution
Solution
Pollination is the transfer of pollen from the anther to the stigma of a flower, which is essential for fertilization.
Correct Answer:
C
— Stigma
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Q. In fluid mechanics, what does the term 'streamline' refer to? (2020)
A.
Path of a fluid particle
B.
Layer of fluid
C.
Viscous flow
D.
Turbulent flow
Show solution
Solution
A streamline refers to the path followed by a fluid particle in a steady flow.
Correct Answer:
A
— Path of a fluid particle
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Q. In humans, the allele for brown eyes (B) is dominant over the allele for blue eyes (b). What is the genotype of a person with blue eyes? (2019)
Show solution
Solution
A person with blue eyes must have the genotype bb, as blue is recessive.
Correct Answer:
C
— bb
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Q. In measurements, what does precision refer to? (2022)
A.
Closeness to the true value
B.
Consistency of repeated measurements
C.
Range of values
D.
Average of measurements
Show solution
Solution
Precision refers to the consistency of repeated measurements, regardless of their accuracy.
Correct Answer:
B
— Consistency of repeated measurements
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Q. In measurements, what does the term 'precision' refer to? (2022)
A.
Closeness to the true value
B.
Consistency of repeated measurements
C.
Range of values
D.
Average of measurements
Show solution
Solution
Precision refers to the consistency of repeated measurements, regardless of their accuracy.
Correct Answer:
B
— Consistency of repeated measurements
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Q. In Mendel's experiments, which trait was observed to be dominant in pea plants? (2018)
A.
Green seed color
B.
Yellow seed color
C.
Wrinkled seeds
D.
Short plants
Show solution
Solution
In Mendel's experiments, yellow seed color was observed to be the dominant trait in pea plants.
Correct Answer:
B
— Yellow seed color
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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.