Practice Biology GS Questions and Answers

• Sugarcane is classified as a:
• Which is the second-largest animal phylum?
• What is the structural and functional unit of the kidneys?
• Intestinal bacteria synthesize which vitamin in the human body?
• What is an excretory organ of the cockroach?
• Sycon (Scypha), Spongilla (Freshwater sponge), and Euspongia (Bath sponge) are examples of which phylum?
• Which of the following organs does not secrete digestive enzymes?
• Which of the following substances is not digested by the human body?
• What is the term for the development of fruit without fertilization or pollination?
• Monocotyledons and dicotyledons are subdivisions of which plant group?
• Algae and fungi belong to which plant group?
• Which organelle is responsible for producing ATP in a cell?
• Which connective tissue connects muscle to bone?
• Which muscle is recognized as the longest in the human body?
• Which gland regulates the activity of other endocrine glands in the body?
• Nyctalopia, or night blindness, is caused by a deficiency in which vitamin?
• Which of the following is the smallest known flowering plant?
• What is the living substance of a cell that surrounds the cell membrane, nucleus, and cytoplasm called?
• Adipose tissue is an example of which type of tissue?
• In which part of the nervous system are interneurons typically found?
• Which hormone is commonly known as the growth hormone?
• Which of the following are examples of infectious diseases?
• Which vitamin is often referred to as the 'beauty vitamin'?
• What is the name of the dividing tissue in plants?
• What is the primary nitrogenous waste product excreted by humans?
• The obturator on the micropyle in plants serves what function?
• Which cellular organelle is referred to as the "storehouse of the cell"?
• The study of tissues is called:
• Tendons connect:
• Which gland in the human body functions as both an endocrine and exocrine gland?
• Taeniasis is caused by which of the following parasites?
• Which vitamin is also known as folic acid?
• Bryophytes differ from pteridophytes in that they are:
• Respiration occurs in which part of the cell?
• Spirogyra reproduces primarily through which process?
• The shared terminal duct for the reproductive and urinary systems in males is:
• The fluid part of blood after removal of corpuscles is known as:
• Kidney stones are primarily composed of which substance?
• Which one of the following calcium salts is used as a fertilizer? 
• Which catalyst is used for the synthesis of H₂ SO₄  by Lead-Chamber process?