Biology (Botany, Zoology, Nutrition, Health, Agriculture, Ecology and Environment) : All SSC Exams Previous Years Questions Papers Solved Part 30

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Q.1:- First human heart transplant was performed in ?

  1. 1972
  2. 1955
  3. 1967
  4. 1959

Q.2:- The use of heat treatment of ore that includes smelting and roasting is termed as ?

  1. Electrometallurgy
  2. Hydrometallurgy
  3. Pyrometallurgy
  4. Cryometallurgy

Q.3:- Excretion in Hemichordates takes place by ?

  1. Glomerulus
  2. Pronephron
  3. Mesonephron
  4. Metanephron

Q.4:- The presence of pollutants in the environment is usually expressed in ppm, where ppm stands for ?

  1. Particles per mole
  2. Purity per microgram
  3. Pollutant prevent measures
  4. Parts per million

Q.5:- ‘Red Data Book’ provides an account of ?

  1. Endangered plants only
  2. Fossil Plants
  3. Endangered plants and animals
  4. Extinct animals only

Q.6:- Which of the following fuels causes minimum environmental pollution ?

  1. Kerosene
  2. Diesel
  3. Coal
  4. Hydrogen

Q.7:- The fleshy thalamus is edible in ?

  1. Apple
  2. Tomato
  3. Orange
  4. Mango

Q.8:- The sense of balance is achieved by ?

  1. Cerebrum equilibrium
  2. Thalamus equilibrium
  3. Cerebellum equilibrium
  4. Spinal chord equilibrium

Q.9:- The metal ion present in vitamin B12 is ?

  1. Cobalt
  2. Zinc
  3. Nickel
  4. Iron

Q.10:- Stamens are fused with each other by their anthers and also with the petals in ?

  1. Leguminosae
  2. Liliaceae
  3. Compositae
  4. Euphorbiaceae

Q.11:- Blood cancer is commonly known as ?

  1. Leucoderma
  2. Leukaemia
  3. Haemophilia
  4. Sickle-cell anaemia

Q.12:- The plant that behaves as a root parasite is ?

  1. Ficus
  2. Santalum
  3. Cuscuta
  4. Euphorbia

Q.13:- Wilting of plants occurs due to excessive ?

  1. Respiration
  2. Guttation
  3. Absorption
  4. Transpiration

Q.14:- AIDS virus destroys ?

  1. Lymphocytes
  2. Monocytes
  3. Neutrophils
  4. Basophils

Q.15:- The biological decomposition of organic substances in wastes under controlled conditions known as ?

  1. Composting
  2. Incineration
  3. Sanitary Landfill
  4. Pyrolysis

Q.16:- The term ‘Genetics’ was coined by ?

  1. Morgan
  2. Mendel
  3. Bateson
  4. Johannsen

Q.17:- The basic structural and functional unit of living organisms is ?

  1. Cell
  2. Tissue
  3. Organ
  4. Systems

Q.18:- Growing more than one crop on a piece of land during the year is known as ?

  1. Uni cropping
  2. Multiple cropping
  3. Double cropping
  4. Triple cropping
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Q.19:- Of the following man-made disasters, which is socially induced ?

  1. Debris Avalanche
  2. Salt Water Intrusion
  3. Arson
  4. Ozone Depletion

Q.20:- The disease that has been eradicated from the world is ?

  1. Leprosy
  2. Poliomyelitis
  3. Chicken Pox
  4. Small Pox

Q.21:- The example of hermaphrodite animal in which cross fertilisation occurs is ?

  1. Hydra
  2. Ascaris
  3. Earthworm
  4. Silkworm

Q.22:- Yellow spots on citrus leaves is due to the deficiency of ?

  1. Zinc
  2. Magnesium
  3. Boron
  4. Iron

Q.23:- Which of the following diseases is caused by the consumption of Nitrate Contaminated food and water ?

  1. Minimata disease
  2. Osteoporosis
  3. Blue baby syndrome
  4. Asbestosis

Q.24:- Blubber is ?

  1. A milky secretion of rubber plant
  2. A layer of thick fat
  3. A device to trap insects by some aquatic
  4. Fungal infection of rice plants

Q.25:- Vector of Kala-Azar is ?

  1. Anopheles
  2. Mosquito
  3. Tse-Tsefly
  4. Sand Fly

 

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