Q. Which of the following is a characteristic of bryophytes? (2019)
A.
Presence of true roots
B.
Presence of xylem and phloem
C.
Moist habitats
D.
All of the above
Show solution
Solution
Bryophytes are typically found in moist habitats and do not have true roots, xylem, or phloem.
Correct Answer:
C
— Moist habitats
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Q. Which of the following is a characteristic of complete flowers? (2022)
A.
Lack of sepals
B.
Presence of both male and female parts
C.
Only male parts
D.
Only female parts
Show solution
Solution
Complete flowers have all four whorls: sepals, petals, stamens, and carpels.
Correct Answer:
B
— Presence of both male and female parts
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Q. Which of the following is a characteristic of dicots? (2022)
A.
Single cotyledon
B.
Net-like leaf venation
C.
Scattered vascular bundles
D.
Fibrous root system
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Solution
Dicots are characterized by having net-like leaf venation and two cotyledons.
Correct Answer:
B
— Net-like leaf venation
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Q. Which of the following is a characteristic of dicotyledons? (2019)
A.
Two cotyledons
B.
Parallel venation
C.
Fibrous root system
D.
Single flower part
Show solution
Solution
Dicotyledons are characterized by having two cotyledons in their seeds.
Correct Answer:
A
— Two cotyledons
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Q. Which of the following is a characteristic of eukaryotic cells? (2019)
A.
No nucleus
B.
Circular DNA
C.
Membrane-bound organelles
D.
Binary fission
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Solution
Eukaryotic cells are characterized by the presence of membrane-bound organelles, including a nucleus.
Correct Answer:
C
— Membrane-bound organelles
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Q. Which of the following is a characteristic of eukaryotic genes? (2023)
A.
They are polycistronic
B.
They contain introns
C.
They lack regulatory sequences
D.
They are circular
Show solution
Solution
Eukaryotic genes often contain introns, which are non-coding sequences that are removed during RNA processing.
Correct Answer:
B
— They contain introns
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Q. Which of the following is a characteristic of genetically modified organisms (GMOs)? (2023)
A.
They are always harmful to the environment
B.
They contain genes from other species
C.
They cannot reproduce
D.
They are not regulated by any laws
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Solution
GMOs are organisms whose genetic material has been altered using genetic engineering techniques, often incorporating genes from other species.
Correct Answer:
B
— They contain genes from other species
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Q. Which of the following is a characteristic of gibberellins? (2019)
A.
Inhibition of seed germination
B.
Promotion of flowering
C.
Stimulation of leaf senescence
D.
Inhibition of stem elongation
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Solution
Gibberellins promote flowering and are also involved in seed germination and stem elongation.
Correct Answer:
B
— Promotion of flowering
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Q. Which of the following is a characteristic of life? (2022)
A.
Ability to evolve
B.
Ability to freeze
C.
Ability to dissolve
D.
Ability to float
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Solution
The ability to evolve is a characteristic of life, allowing organisms to adapt to their environment over generations.
Correct Answer:
A
— Ability to evolve
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Q. Which of the following is a characteristic of living organisms? (2022)
A.
They can exist in isolation
B.
They can evolve
C.
They do not require energy
D.
They cannot adapt
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Solution
Living organisms can evolve over time, which is a fundamental characteristic of life.
Correct Answer:
B
— They can evolve
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Q. Which of the following is a characteristic of meristematic tissue? (2022)
A.
It is differentiated
B.
It has the ability to divide
C.
It is dead
D.
It is found in mature tissues
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Solution
Meristematic tissue is characterized by its ability to divide and give rise to various types of plant tissues.
Correct Answer:
B
— It has the ability to divide
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Q. Which of the following is a characteristic of pathogenic microbes? (2019)
A.
They are always beneficial
B.
They can cause diseases
C.
They are used in food production
D.
They are harmless
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Solution
Pathogenic microbes are those that can cause diseases in humans, animals, or plants.
Correct Answer:
B
— They can cause diseases
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Q. Which of the following is a characteristic of phototropism? (2019)
A.
Growth towards light
B.
Growth away from light
C.
Uniform growth in all directions
D.
Growth in response to gravity
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Solution
Phototropism is the growth of a plant towards light, facilitated by auxins.
Correct Answer:
A
— Growth towards light
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Q. Which of the following is a characteristic of probiotics? (2022)
A.
They are harmful bacteria
B.
They promote gut health
C.
They cause infections
D.
They are not found in food
Show solution
Solution
Probiotics are beneficial bacteria that promote gut health and are often found in fermented foods.
Correct Answer:
B
— They promote gut health
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Q. Which of the following is a characteristic of prokaryotic cells? (2022)
A.
Membrane-bound organelles
B.
Nucleus
C.
Circular DNA
D.
Multicellular
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Solution
Prokaryotic cells have circular DNA and lack membrane-bound organelles.
Correct Answer:
C
— Circular DNA
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Q. Which of the following is a characteristic of sexual reproduction in plants? (2019)
A.
Produces genetically identical offspring
B.
Involves gamete formation
C.
Occurs only in flowering plants
D.
Is faster than asexual reproduction
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Solution
Sexual reproduction in plants involves the formation of gametes (male and female) and results in genetically diverse offspring.
Correct Answer:
B
— Involves gamete formation
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Q. Which of the following is a characteristic of sexual reproduction? (2022)
A.
Produces identical offspring
B.
Involves two parents
C.
Occurs in all organisms
D.
Faster than asexual reproduction
Show solution
Solution
Sexual reproduction typically involves two parents and results in offspring that are genetically diverse.
Correct Answer:
B
— Involves two parents
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Q. Which of the following is a characteristic of the kingdom Animalia? (2021)
A.
Cell walls
B.
Autotrophic nutrition
C.
Multicellular and heterotrophic
D.
Chlorophyll
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Solution
The kingdom Animalia consists of multicellular and heterotrophic organisms.
Correct Answer:
C
— Multicellular and heterotrophic
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Q. Which of the following is a characteristic of the kingdom Archaea? (2023)
A.
Presence of peptidoglycan in cell walls
B.
Extreme environmental conditions
C.
Eukaryotic cells
D.
Photosynthetic
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Solution
Archaea are known for thriving in extreme environmental conditions.
Correct Answer:
B
— Extreme environmental conditions
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Q. Which of the following is a characteristic of the kingdom Monera? (2019)
A.
Eukaryotic cells
B.
Multicellular organisms
C.
Prokaryotic cells
D.
Chloroplasts
Show solution
Solution
Monera consists of prokaryotic cells, which are unicellular and lack a defined nucleus.
Correct Answer:
C
— Prokaryotic cells
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Q. Which of the following is a characteristic of the kingdom Plantae? (2022)
A.
Heterotrophic
B.
Cellulose in cell walls
C.
Unicellular
D.
Motile
Show solution
Solution
Plants are characterized by having cellulose in their cell walls.
Correct Answer:
B
— Cellulose in cell walls
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Q. Which of the following is a characteristic of the kingdom Protista?
A.
All are multicellular
B.
All are prokaryotic
C.
Includes both autotrophic and heterotrophic organisms
D.
Only unicellular organisms
Show solution
Solution
The kingdom Protista includes both autotrophic and heterotrophic organisms.
Correct Answer:
C
— Includes both autotrophic and heterotrophic organisms
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Q. Which of the following is a characteristic of the phylum Annelida? (2023)
A.
Body is segmented
B.
Presence of a shell
C.
Radial symmetry
D.
Exoskeleton
Show solution
Solution
Annelida, or segmented worms, are characterized by their segmented bodies.
Correct Answer:
A
— Body is segmented
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Q. Which of the following is a characteristic of the phylum Echinodermata? (2021)
A.
Bilateral symmetry
B.
Radial symmetry in adults
C.
Exoskeleton made of chitin
D.
Presence of a notochord
Show solution
Solution
Echinoderms exhibit radial symmetry in their adult form, which is a defining characteristic of this phylum.
Correct Answer:
B
— Radial symmetry in adults
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Q. Which of the following is a characteristic of the phylum Nematoda? (2022)
A.
Segmented body
B.
Presence of a true coelom
C.
Body covered with a cuticle
D.
Radial symmetry
Show solution
Solution
Nematodes, or roundworms, are characterized by a body covered with a cuticle and are unsegmented.
Correct Answer:
C
— Body covered with a cuticle
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Q. Which of the following is a characteristic of the phylum Porifera? (2019)
A.
True tissues
B.
Radial symmetry
C.
Body with pores
D.
Bilateral symmetry
Show solution
Solution
Phylum Porifera, which includes sponges, is characterized by a porous body structure.
Correct Answer:
C
— Body with pores
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Q. Which of the following is a common application of biotechnology in medicine? (2018)
A.
Bioremediation
B.
Gene cloning
C.
Fermentation
D.
Tissue culture
Show solution
Solution
Gene cloning is a common application in biotechnology for producing proteins and studying genes.
Correct Answer:
B
— Gene cloning
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Q. Which of the following is a common application of biotechnology in the food industry? (2020)
A.
Fermentation
B.
Genetic modification
C.
Food preservation
D.
All of the above
Show solution
Solution
Biotechnology is widely used in the food industry for fermentation, genetic modification, and food preservation.
Correct Answer:
D
— All of the above
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Q. Which of the following is a common application of biotechnology in the pharmaceutical industry? (2020)
A.
Production of biofuels
B.
Development of genetically modified crops
C.
Synthesis of therapeutic proteins
D.
Bioremediation of oil spills
Show solution
Solution
The synthesis of therapeutic proteins, such as insulin and monoclonal antibodies, is a common application of biotechnology in the pharmaceutical industry.
Correct Answer:
C
— Synthesis of therapeutic proteins
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Q. Which of the following is a common application of microbes in agriculture? (2019)
A.
Pesticides
B.
Fertilizers
C.
Soil enhancement
D.
All of the above
Show solution
Solution
Microbes are used in agriculture for pesticides, fertilizers, and enhancing soil fertility.
Correct Answer:
D
— All of the above
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Showing 841 to 870 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!