Biology in Health - Human Health & Disease Biology in Health - Microbes in Human Welfare Biotechnology - Biotech Applications Biotechnology - Biotech Principles Cell Biology - Biomolecules Cell Biology - Cell Cycle & Division Cell Biology - Cell Structure Diversity in Living World - Animal Kingdom Diversity in Living World - Biological Classification Diversity in Living World - Plant Kingdom Diversity in Living World - The Living World Ecology - Biodiversity & Conservation Ecology - Ecosystem Ecology - Environmental Issues Ecology - Organisms & Populations Genetics & Evolution - Evolution Genetics & Evolution - Molecular Basis of Inheritance Genetics & Evolution - Principles of Inheritance Human Physiology - Body Fluids & Circulation Human Physiology - Breathing & Respiration Human Physiology - Chemical Coordination Human Physiology - Digestion & Absorption Human Physiology - Excretory Products Human Physiology - Locomotion & Movement Human Physiology - Neural Control Plant Physiology - Mineral Nutrition Plant Physiology - Photosynthesis Plant Physiology - Plant Growth & Development Plant Physiology - Respiration in Plants Plant Physiology - Transport in Plants Reproduction - Human Reproduction Reproduction - Reproduction in Organisms Reproduction - Reproductive Health Reproduction - Sexual Reproduction in Plants Structural Organization - Anatomy of Flowering Plants Structural Organization - Morphology of Flowering Plants Structural Organization - Structural Organisation in Animals
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
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
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
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
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
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
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
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
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
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
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
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
Q. Which of the following is a characteristic of prokaryotic cells? (2022)
  • A. Membrane-bound organelles
  • B. Nucleus
  • C. Circular DNA
  • D. Multicellular
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
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
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
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
Q. Which of the following is a characteristic of the kingdom Monera? (2019)
  • A. Eukaryotic cells
  • B. Multicellular organisms
  • C. Prokaryotic cells
  • D. Chloroplasts
Q. Which of the following is a characteristic of the kingdom Plantae? (2022)
  • A. Heterotrophic
  • B. Cellulose in cell walls
  • C. Unicellular
  • D. Motile
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
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
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
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
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
Q. Which of the following is a common application of biotechnology in medicine? (2018)
  • A. Bioremediation
  • B. Gene cloning
  • C. Fermentation
  • D. Tissue culture
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
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
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
Q. Which of the following is a common application of yeast in human welfare? (2021)
  • A. Antibiotic production
  • B. Alcoholic fermentation
  • C. Pathogen control
  • D. Nutrient recycling
Q. Which of the following is a common method for producing transgenic plants? (2022)
  • A. Microinjection
  • B. Agrobacterium-mediated transformation
  • C. Somatic cell nuclear transfer
  • D. CRISPR-Cas9
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