Major Competitive Exams

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Q. Which structure is involved in the synthesis of lipids? (2022)
  • A. Rough ER
  • B. Smooth ER
  • C. Golgi apparatus
  • D. Lysosome
Q. Which structure is responsible for controlling the activities of the cell? (2019)
  • A. Cell wall
  • B. Nucleus
  • C. Cytoplasm
  • D. Ribosome
Q. Which structure is responsible for controlling the entry and exit of substances in a cell? (2022)
  • A. Cell wall
  • B. Plasma membrane
  • C. Cytoplasm
  • D. Nucleus
Q. Which structure is responsible for maintaining the shape of plant cells? (2021)
  • A. Cell membrane
  • B. Cell wall
  • C. Cytoplasm
  • D. Chloroplast
Q. Which structure is responsible for packaging and modifying proteins? (2020)
  • A. Nucleus
  • B. Golgi apparatus
  • C. Lysosome
  • D. Vesicle
Q. Which structure is responsible for packaging and transporting proteins?
  • A. Lysosome
  • B. Golgi apparatus
  • C. Rough endoplasmic reticulum
  • D. Nucleus
Q. Which structure is responsible for photosynthesis in plant cells? (2021)
  • A. Mitochondria
  • B. Chloroplast
  • C. Ribosome
  • D. Vacuole
Q. Which structure is responsible for pollen production? (2020)
  • A. Ovary
  • B. Anther
  • C. Style
  • D. Stigma
Q. Which structure is responsible for the synthesis of ATP? (2022)
  • A. Chloroplast
  • B. Mitochondria
  • C. Nucleus
  • D. Golgi apparatus
Q. Which structure is responsible for the synthesis of lipids? (2021)
  • A. Smooth endoplasmic reticulum
  • B. Rough endoplasmic reticulum
  • C. Golgi apparatus
  • D. Mitochondria
Q. Which structure is responsible for the synthesis of ribosomal RNA? (2021)
  • A. Nucleus
  • B. Nucleolus
  • C. Ribosome
  • D. Endoplasmic reticulum
Q. Which structure is responsible for the transport of sperm? (2020)
  • A. Urethra
  • B. Vas deferens
  • C. Seminal vesicle
  • D. Prostate gland
Q. Which structure is selectively permeable and regulates the entry and exit of substances in a cell?
  • A. Cell wall
  • B. Plasma membrane
  • C. Nuclear membrane
  • D. Cytoplasm
Q. Which structure prevents the backflow of food from the stomach to the esophagus? (2020)
  • A. Pyloric sphincter
  • B. Cardiac sphincter
  • C. Ileocecal valve
  • D. Anal sphincter
Q. Which structure protects the developing seeds in a flowering plant? (2021)
  • A. Ovary
  • B. Anther
  • C. Filament
  • D. Pistil
Q. Which substituent has both +M and -I effects?
  • A. -OH
  • B. -NH2
  • C. -COOH
  • D. -NO2
Q. Which substituent is a strong +I and +M director?
  • A. -NO2
  • B. -OH
  • C. -CN
  • D. -COOH
Q. Which substituent is a strong +M director?
  • A. -CHO
  • B. -NO2
  • C. -OH
  • D. -Br
Q. Which system in the body is primarily responsible for fighting infections?
  • A. Nervous System
  • B. Digestive System
  • C. Immune System
  • D. Respiratory System
Q. Which system is responsible for hormone production?
  • A. Nervous system
  • B. Endocrine system
  • C. Circulatory system
  • D. Muscular system
Q. Which system is responsible for movement in the body?
  • A. Nervous system
  • B. Muscular system
  • C. Skeletal system
  • D. Circulatory system
Q. Which system is responsible for the body's response to stress?
  • A. Nervous system
  • B. Endocrine system
  • C. Immune system
  • D. Both A and B
Q. Which system is responsible for the exchange of gases in the body? (2023)
  • A. Digestive system
  • B. Nervous system
  • C. Respiratory system
  • D. Circulatory system
Q. Which system is responsible for the production of hormones in the body?
  • A. Nervous system
  • B. Endocrine system
  • C. Circulatory system
  • D. Muscular system
Q. Which system is responsible for the production of hormones?
  • A. Nervous system
  • B. Endocrine system
  • C. Circulatory system
  • D. Muscular system
Q. Which tab in Word would you use to change the font style? (2023)
  • A. Home
  • B. Insert
  • C. Layout
  • D. Review
Q. Which technique is best suited for identifying functional groups in organic compounds? (2023)
  • A. Titration
  • B. Infrared spectroscopy
  • C. Filtration
  • D. Electrophoresis
Q. Which technology company announced the launch of its first electric car in 2021? (2021)
  • A. Apple
  • B. Google
  • C. Tesla
  • D. Amazon
Q. Which theorem is used to find the moment of inertia of a body about an axis that is parallel to an axis through its center of mass?
  • A. Perpendicular axis theorem
  • B. Parallel axis theorem
  • C. Pythagorean theorem
  • D. Conservation of angular momentum
Q. Which tone is most evident in the author's critique of government policies?
  • A. Sarcastic
  • B. Formal
  • C. Critical
  • D. Supportive
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