General Science GK Part 1

General Science GK Part 1:

  • When two organisms live together in such a way that both of them derive benefit, then such an interaction is called- Symbiosis or Mutualism.
  • The ‘Chameleon’ is a lizard belongs to which phylum- Chordata.
  • Carotenes protect plants from- Photooxidation.
  • The phrase ‘Survival of the Fittest’ had been coined by- Herbert Spencer.
  • The scientific study of birds is called- Ornithology.
  • Cells were discovered in 1665 by an English Scientist- Robert Hooke.
  • The plant cells contain many freely distributed subunits of the Golgi apparatus which is called- Dictyosomes.
  • What is the full form of ATP- Adenosine Triphosphate.
  • Which is called the Powerhouse of the Cell- Mitochondria.
  • In mature plant cells, the vacuole occupies almost the entire volume of the cell and is bounded by a membrane, called- Tonoplast.
  • The term respiration was coined by- Dutrochet.
  • A form of precipitation that contains acidic components, such as sulphuric acid or nitric acid is called- Acid rain.
  • The intensity of noise is measured in- Decibels (dB).
  • A facility established for the ex-situ Conservation of individuals, seeds, tissues, or reproductive cells is called- Gene bank.
  • Substances that cause cancer are called- Carcinogens.
  • Messenger RNA (mRNA) molecule is produced by- Transcription.
  • Anaerobic respiration of yeast produces- CO2.
  • Alcoholic fermentation is carried out by- Saccharomyces.
  • The movement of water, mineral salts, and organic substances from one part of a plant to another is called- Translocation.
  • Name the enzyme of the stomach that catalyzes protein digestion in acidic medium- Pepsin.
  • An organism having both male and female reproductive organs in the same body is called- Hermaphrodite.
  • Which plant hormone regulates the growth of roots, buds, and stems, primarily by affecting cell enlargement- Auxin.
  • Muscles are connected to bones by means of bands of strong and flexible connective tissue called- Tendons.
  • Bones are connected to each other at the joints by tough, yet flexible connective tissue bands called- Ligaments.
  • Which gland in the human body is called the master gland- Pituitary Gland.
  • The opening of the pharynx into the trachea is called- Glottis.
  • The stomach produces which acid- Hydrochloric Acid (HCl).
  • In Bryophyllum, vegetative propagation takes place by- Leaf.
  • Plant hormones that elicit certain plant growth and development responses by promoting cell division are called- Cytokinins.
  • Leucocyte is the other name for- White Blood Cells.
  • The pericardium is the enclosing double-walled membrane around- Heart.
  • The term ‘Xylem’ and ‘Phloem’ was introduced by- Nageli (1858).
  • The common bottle cork is a product of- Phellogen.
  • In plants, the ascent of sap or water transportation takes place through- Xylem.
  • Translocation of the food material in plants takes place by- Phloem.
  • The anatomical and functional unit of the vertebrate kidney is called- Nephron.
  • Cytokinins are mostly produced in- Root apex.
  • The ability of the venus fly trap to capture insects is due to- Rapid turgor pressure changes.
  • In chloroplast, chlorophyll is present in the- Thylakoids.
  • A process of vaccination was discovered by- Edward Jenner (1790).
  • Photoperiodism was first characterized in- Tobacco.
  • The common phase between aerobic and anaerobic respiration is called- Glycolysis.
  • What is the full form of AIDS- Acquired Immune Deficiency Syndrome.
  • Addison’s disease is due to under secretion of- Corticoids.
  • The smallest bone in the human body is- Stapes.
  • Banana is seedless because- It produces asexually.
  • HCl is secreted in the stomach by- Peptic Cells.
  • The strongest bone in the human body is- Tibia.
  • Vitamin required for blood coagulation is- Vitamin K.
  • The tricuspid valve is found in between- Right auricle and right ventricle.
  • The largest bone in the human body is- Femur.
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