Practice Biology GS Questions and Answers

•  CO2 rich blood in lungs comes from ?
• Green plants are usually the first link in any food chain because
• A man has five resistors, each of value (1/5) Omega;. The value of maximum resistance obtained by connecting them will be______.
• _______is a pure substance.
• ________carries/carry hereditary material.
• Which of the following plants bears naked seeds?
• __________results in the formation of zygote.
• Animals from Class________are warm-blooded animals.
•   The amount of light entering the eye is controlled by the_________.
• Small bubbles are perfectly spherical because of –
• The image of an object formed on the retina of the eye is -
• Which of the following celestial bodies contains abundant quantities of helium-3, a potential source of energy?
• A rear-view mirror for driving is –
• The human eye is most sensitive to yellow-green light having wavelength -
• For the process of photosynthesis, which of the following gases is required during the day?
• Which of the following is NOT a sexually transmitted disease?
• What is the gap of time between the entry of germs into our body and appearance of symptoms of the disease called?
• Which of the following is NOT a symptom of Amoebiasis?
• Which of the following is NOT a symptom of Amoebiasis?
• The alimentary canal is basically a long tube extending from the ______ to the ______.
• The ______ is the main thinking part of the brain.
• Urine is produced in ______.
• Which of the following is a unicellular organism? I. Amoeba II. Paramecium
• Oxygen-rich blood from the lungs comes to the ______.
• Which of the following is a kingdom of organisms? I. Monera II. Protista
• The ______ fight against germs that may enter our body.
• Which of the following is a technique by which plants get rid of waste material? I. Storing as gum and resin II. Removed in the falling leaves
• Growth hormone is secreted by which gland?
• Our arm is joined to the shoulder with ______.
• Gastric glands are present in the ______.
• Which of the following statement is correct? I. Arteries are the vessels which carry blood away from the heart to various organs of the body II. Veins co...
• Plants are divided into ______ groups.
• Measles is caused by ______.
• Which of the following statement is correct about cells? I. Cell membrane is absent in plant cell II. Cell wall is present in animal cell
• Thiamine deficiency may result in :
• Which blood group has no antibodies?
• Which of the following hormones is released in excess quantity during excitement?
• Who is regarded as the founder of binomial nomenclature of plants and animals?
• The principle hormone for Elongation of cells in plants is:
• Extra number of which chromosome is responsible for Down’s syndrome (Mongoloid Idiot) in man.