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
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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
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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 type of interaction do both species benefit? (2023)
A.
Predation
B.
Competition
C.
Mutualism
D.
Parasitism
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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
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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
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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
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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
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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
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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
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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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Q. In which type of reproduction does the offspring develop from an unfertilized egg? (2022)
A.
Asexual reproduction
B.
Sexual reproduction
C.
Parthenogenesis
D.
Budding
Show solution
Solution
Parthenogenesis is a form of asexual reproduction where the offspring develops from an unfertilized egg.
Correct Answer:
C
— Parthenogenesis
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Q. Iron deficiency in plants typically leads to which of the following symptoms? (2022)
A.
Stunted growth
B.
Leaf curling
C.
Interveinal chlorosis
D.
Wilting
Show solution
Solution
Iron deficiency causes interveinal chlorosis, where the areas between the veins of leaves turn yellow.
Correct Answer:
C
— Interveinal chlorosis
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Q. Iron is essential for which of the following functions in plants? (2022)
A.
Chlorophyll synthesis
B.
Water uptake
C.
Nutrient transport
D.
Cell elongation
Show solution
Solution
Iron is crucial for chlorophyll synthesis and is involved in various enzymatic reactions in plants.
Correct Answer:
A
— Chlorophyll synthesis
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Q. Sulfur is a component of which of the following? (2022)
A.
Chlorophyll
B.
Amino acids
C.
Nucleic acids
D.
Starch
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Solution
Sulfur is a key component of certain amino acids, which are the building blocks of proteins.
Correct Answer:
B
— Amino acids
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Q. The concept of 'survival of the fittest' is best associated with which of the following?
A.
Lamarckism
B.
Darwinism
C.
Mendelian Genetics
D.
Modern Synthesis
Show solution
Solution
'Survival of the fittest' is a phrase often associated with Darwinism, which emphasizes the role of natural selection in evolution.
Correct Answer:
B
— Darwinism
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Q. The concept of 'survival of the fittest' is most closely associated with which evolutionary theory?
A.
Lamarckism
B.
Darwinism
C.
Modern Synthesis
D.
Punctuated Equilibrium
Show solution
Solution
'Survival of the fittest' is a phrase often associated with Darwinism, which emphasizes natural selection as a key mechanism of evolution.
Correct Answer:
B
— Darwinism
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Q. The concept of 'survival of the fittest' is most closely associated with which of the following?
A.
Lamarck
B.
Darwin
C.
Mendel
D.
Wallace
Show solution
Solution
'Survival of the fittest' is a phrase often associated with Charles Darwin's theory of natural selection, emphasizing that those best adapted to their environment are more likely to survive and reproduce.
Correct Answer:
B
— Darwin
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Q. The female reproductive part of a flower is called the: (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. The five-kingdom classification system was proposed by: (2019)
A.
Linnaeus
B.
Whittaker
C.
Haeckel
D.
Darwin
Show solution
Solution
The five-kingdom classification system was proposed by Robert Whittaker.
Correct Answer:
B
— Whittaker
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Q. The fusion of male and female gametes in plants is known as: (2021)
A.
Fertilization
B.
Pollination
C.
Germination
D.
Mitosis
Show solution
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. The Hardy-Weinberg principle describes the genetic equilibrium in a population. Which of the following is NOT a condition for this equilibrium? (1908)
A.
No mutations
B.
Random mating
C.
Natural selection
D.
Large population size
Show solution
Solution
Natural selection is not a condition for Hardy-Weinberg equilibrium; it actually disrupts genetic equilibrium by favoring certain alleles over others.
Correct Answer:
C
— Natural selection
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Q. The part of the flower that receives pollen is called the: (2022)
A.
Ovary
B.
Stigma
C.
Style
D.
Anther
Show solution
Solution
The stigma is the part of the pistil that receives pollen during fertilization.
Correct Answer:
B
— Stigma
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Q. The scientific study of classification is known as: (2022)
A.
Taxonomy
B.
Morphology
C.
Anatomy
D.
Ecology
Show solution
Solution
Taxonomy is the scientific study of classification of organisms.
Correct Answer:
A
— Taxonomy
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Q. The term 'binomial nomenclature' refers to: (2019)
A.
The two-part naming system for species
B.
The classification of organisms
C.
The study of animal behavior
D.
The grouping of organisms based on habitat
Show solution
Solution
Binomial nomenclature is the two-part naming system for species, consisting of the genus and species name.
Correct Answer:
A
— The two-part naming system for species
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Q. The theory that explains the gradual change in species over time is known as? (1972)
A.
Punctuated equilibrium
B.
Gradualism
C.
Catastrophism
D.
Uniformitarianism
Show solution
Solution
Gradualism is the theory that evolution occurs slowly and steadily over long periods of time.
Correct Answer:
B
— Gradualism
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Showing 61 to 90 of 1387 (47 Pages)
Biology (NEET) MCQ & Objective Questions
Biology is a crucial subject for students preparing for the NEET exam, as it covers essential concepts that form the foundation of life sciences. Practicing MCQs and objective questions in Biology not only enhances your understanding but also boosts your confidence during exams. Regular practice with important questions helps in identifying key areas and improves your overall exam preparation.
What You Will Practise Here
Cell Structure and Function
Genetics and Evolution
Human Physiology and Anatomy
Plant Physiology and Morphology
Ecology and Environment
Biotechnology and its Applications
Reproduction and Development in Organisms
Exam Relevance
The topics covered in Biology are integral to various examinations, including CBSE, State Boards, NEET, and JEE. In NEET, Biology constitutes a significant portion of the question paper, often comprising around 50% of the total marks. Common question patterns include multiple-choice questions that test both conceptual understanding and factual knowledge, making it essential to be well-prepared with objective questions.
Common Mistakes Students Make
Confusing similar terms, such as mitosis and meiosis.
Overlooking diagrams and their labels, which are often crucial for answering questions.
Neglecting the application of concepts in real-life scenarios.
Rushing through questions without fully understanding what is being asked.
FAQs
Question: What are the best ways to prepare for Biology (NEET) MCQs?Answer: Regularly practice MCQs, review important concepts, and focus on understanding diagrams and processes.
Question: How can I improve my accuracy in answering objective questions?Answer: Take timed quizzes, analyze your mistakes, and revisit challenging topics to strengthen your grasp.
Start solving practice MCQs today to enhance your understanding and readiness for the NEET exam. Every question you tackle brings you one step closer to your goal!