Biology (Botany, Zoology, Nutrition, Health, Agriculture, Ecology and Environment) : All SSC Exams Previous Years Questions Papers Solved Part 27

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Q.1:- The hydrophilic nature of DNA is due to the presence of ?

  1. Thymine base
  2. A number of hydrogen bonds
  3. Phosphate group
  4. Deoxyribose sugar

Q.2:- ‘Survival of the fittest’ was coined by ?

  1. Darwin
  2. Lamarck
  3. Mendel
  4. Weismann

Q.3:- Food crops comprise ?

  1. Cotton, Tobacco, Sugarcane
  2. Linseed, Castor, Turmeric
  3. Foodgrains, Pulses, Edible Oilseeds
  4. Jute, Cotton, Chillies

Q.4:- Widal test is used for the diagnosis of ?

  1. Salmonellosis
  2. Malaria
  3. Cholera
  4. Typhoid

Q.5:- Which of the following statements is true ?

  1. Animals worry about raising their family
  2. Animals make several feeding trips in a day
  3. Animals often behave sensibly
  4. Animals do not know meaning of brotherhood

Q.6:- Cadmium pollution is associated with ?

  1. Minamata Disease
  2. Black Foot Disease
  3. Dyslexia
  4. Itai-Itai

Q.7:- Which one of the following is known as the ‘immovable property’ in the cell ?

  1. Carbohydrate
  2. Fat
  3. Protein
  4. Nucleic Acid

Q.8:- The contractile proteins in a muscle are ?

  1. Actin and Myosin
  2. Actin and Tropomyosin
  3. Myosin and Troponin
  4. Troponin and Tropomyosin

Q.9:- Molybdenum deficiency affects the activity of ?

  1. Chlorate Reductase
  2. Nitrogenase
  3. Nitrate Reductase
  4. All of the given options

Q.10:- The resources which are obtained from biosphere and have life are ?

  1. Potential Resources
  2. Biotic Resources
  3. Abiotic Resources
  4. Renewable Resources

Q.11:- The fleshy thalamus is edible in ?

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

Q.12:- Which among the following is the sweetest sugar ?

  1. Lacrose
  2. Fructose
  3. Maltose
  4. Glucose

Q.13:- The maximum fixation of solar energy is done by ?

  1. Protozoa
  2. Bacteria
  3. Fungi
  4. Green Plants

Q.14:- Wings of birds and insects are ?

  1. Xenologous
  2. Homologous
  3. Paralogous
  4. Analogous

Q.15:- An enzyme produced by HIV that allows the integration of HIV DNA into the host cell’s DNA is ?

  1. Ligase
  2. Integrase
  3. Helicase
  4. DNA Gyrase

Q.16:- Microbial degradation of nitrates into atmospheric nitrogen is known as ?

  1. Ammonification
  2. Nitrification
  3. Denitrification
  4. Putrefaction
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Q.17:- What accumulates in the muscles after continuous strenuous physical exercise as a result of temporary anaerobic respiration that causes muscular fatigue ?

  1. ATP
  2. Lactic Acid
  3. Ethyl Alcohol
  4. Carbon Dioxide

Q.18:- The process of imbibition involves ?

  1. Diffusion
  2. Capillary action
  3. Absorption
  4. Both (A) and (B)

Q.19:- Coupling and repulsion are the two states of ?

  1. Linkage
  2. Chiasma
  3. Mutation
  4. Crossing Over

Q.20:- A cell increases in volume when it is place in ?

  1. Hypertonic Solution
  2. Hypotonic Solution
  3. Isotonic Solution
  4. None of these

Q.21:- Glucose is a type of ?

  1. Pentose Sugar
  2. Hexose Sugar
  3. Tetrose Sugar
  4. Diose Sugar

Q.22:- Which one of the following is not a photosynthetic pigment ?

  1. Chlorophyll
  2. Phycobilin
  3. Carotenoid
  4. Anthocyanin

Q.23:- Who proposed Binomial Nomenclature ?

  1. Linnaeus
  2. John Ray
  3. Huxley
  4. Aristotle

Q.24:- Lungs of a plant are ?

  1. Leaves
  2. Stems
  3. Flowers
  4. Roots

Q.25:- The main function of palisade parenchyma in leaf is ?

  1. Antibiotics
  2. Pollutants
  3. Hormones
  4. Toxins

 

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