Q. Which of the following statements is true regarding the boiling points of aldehydes and ketones? (2023)
  • A. Aldehydes have higher boiling points than ketones
  • B. Ketones have higher boiling points than aldehydes
  • C. Both have the same boiling points
  • D. None of the above
Q. Which of the following statements is true regarding the complex [Ag(NH3)2]+? (2023)
  • A. It is a tetrahedral complex.
  • B. It is a square planar complex.
  • C. It is a linear complex.
  • D. It is an octahedral complex.
Q. Which of the following statements is true regarding the complex [Cr(NH3)6]3+? (2023)
  • A. It is tetrahedral
  • B. It is octahedral
  • C. It is square planar
  • D. It has a coordination number of 4
Q. Which of the following statements is true regarding the equilibrium constant? (2020)
  • A. Kc is temperature dependent
  • B. Kc is pressure dependent
  • C. Kc is concentration dependent
  • D. Kc is independent of temperature
Q. Which of the following statements is true regarding the magnetic field due to a solenoid? (2023)
  • A. It is uniform inside and zero outside
  • B. It is zero inside and uniform outside
  • C. It is uniform both inside and outside
  • D. It varies linearly with distance
Q. Which of the following statements is true regarding the magnetic field inside a long solenoid? (2023)
  • A. It is zero
  • B. It is uniform and parallel to the axis
  • C. It varies with distance from the center
  • D. It is stronger at the ends
Q. Which of the following states of matter has the weakest intermolecular forces? (2023)
  • A. Solid
  • B. Liquid
  • C. Gas
  • D. Plasma
Q. Which of the following structures develops into a fruit after fertilization? (2022)
  • A. Ovary
  • B. Stigma
  • C. Anther
  • D. Filament
Q. Which of the following structures develops into a seed after fertilization? (2022)
  • A. Ovary
  • B. Ovule
  • C. Stigma
  • D. Anther
Q. Which of the following structures has the highest packing efficiency? (2019)
  • A. Simple cubic
  • B. Body-centered cubic
  • C. Face-centered cubic
  • D. Hexagonal close-packed
Q. Which of the following structures is found in plant cells but not in animal cells? (2020)
  • A. Cell membrane
  • B. Nucleus
  • C. Chloroplast
  • D. Mitochondria
Q. Which of the following structures is found only in plant cells? (2022)
  • A. Cell membrane
  • B. Mitochondria
  • C. Chloroplast
  • D. Ribosome
Q. Which of the following structures is involved in pollen production? (2021)
  • A. Ovary
  • B. Anther
  • C. Style
  • D. Stigma
Q. Which of the following structures is NOT part of the respiratory system? (2021)
  • A. Trachea
  • B. Larynx
  • C. Esophagus
  • D. Bronchi
Q. Which of the following structures is responsible for the production of red blood cells? (2019)
  • A. Liver
  • B. Spleen
  • C. Bone marrow
  • D. Thymus
Q. Which of the following structures is responsible for the storage of calcium ions in muscle cells? (2023)
  • A. Mitochondria
  • B. Sarcoplasmic reticulum
  • C. Nucleus
  • D. Golgi apparatus
Q. Which of the following structures is responsible for transmitting nerve impulses to muscle fibers? (2023)
  • A. Motor neuron
  • B. Sensory neuron
  • C. Interneuron
  • D. Glial cell
Q. Which of the following structures is responsible for transmitting the action potential in muscle fibers? (2023)
  • A. A. Sarcoplasmic reticulum
  • B. B. T-tubules
  • C. C. Myofibrils
  • D. D. Endomysium
Q. Which of the following structures prevents backflow of blood in the heart? (2023)
  • A. Valves
  • B. Aorta
  • C. Vena cavae
  • D. Septum
Q. Which of the following substances is NOT typically found in urine? (2022)
  • A. Urea
  • B. Glucose
  • C. Creatinine
  • D. Uric acid
Q. Which of the following techniques is used for the production of genetically modified plants? (2023)
  • A. Polymerase chain reaction
  • B. Gene cloning
  • C. Agrobacterium-mediated transformation
  • D. Electrophoresis
Q. Which of the following techniques is used for the production of monoclonal antibodies? (2020)
  • A. Hybridoma technology
  • B. Gene editing
  • C. CRISPR-Cas9
  • D. Fermentation
Q. Which of the following techniques is used for the separation of DNA fragments? (2019)
  • A. PCR
  • B. Gel electrophoresis
  • C. Cloning
  • D. Transformation
Q. Which of the following techniques is used to separate DNA fragments based on size? (2022)
  • A. PCR
  • B. Gel electrophoresis
  • C. DNA sequencing
  • D. Cloning
Q. Which of the following terms describes the maximum population size that an environment can sustain? (2018)
  • A. Carrying capacity
  • B. Biotic potential
  • C. Population density
  • D. Ecological footprint
Q. Which of the following terms describes the physical appearance of an organism? (2023)
  • A. Genotype
  • B. Phenotype
  • C. Allele
  • D. Locus
Q. Which of the following tissues is responsible for the growth in length of a plant? (2022)
  • A. Lateral meristem
  • B. Apical meristem
  • C. Parenchyma
  • D. Sclerenchyma
Q. Which of the following tissues is responsible for the transmission of electrical impulses? (2022)
  • A. Epithelial tissue
  • B. Connective tissue
  • C. Muscle tissue
  • D. Nervous tissue
Q. Which of the following transitions in a hydrogen atom will emit the highest energy photon? (2019)
  • A. n=2 to n=1
  • B. n=3 to n=2
  • C. n=4 to n=3
  • D. n=5 to n=4
Q. Which of the following types of solids has the highest melting point? (2019)
  • A. Ionic solids
  • B. Covalent network solids
  • C. Molecular solids
  • D. Metallic solids
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