Biology (Botany, Zoology, Nutrition, Health, Agriculture, Ecology and Environment) : All SSC Exams Previous Years Questions Papers Solved Part 28

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Q.1:- Water conduction takes place in mosses through ?

  1. Xylem and Phloem
  2. Xylem
  3. Collenchyma
  4. Parenchyma

Q.2:- Conversion of starch to sugar is essential for ?

  1. Stomatal opening
  2. Stomatal closing
  3. Stomatal formation
  4. Stomatal growth

Q.3:- Enzymes are ?

  1. Proteins
  2. Minerals
  3. Oils
  4. Fatty Acids

Q.4:- Yellow Fever is transmitted by ?

  1. Aedes
  2. Anopheles
  3. House-Fly
  4. Culex

Q.5:- Jaundice is a symptom of disease of ?

  1. Kidney
  2. Liver
  3. Pancreas
  4. Thyroid

Q.6:- Tobacco smoke is injurious to health because it contains ?

  1. Carbon Monoxide
  2. Nicotine
  3. Polycyclic Aromatic Hydrocarbons
  4. Melathene

Q.7:- Deposition of uric acid crystals at the joint is the cause of ?

  1. Arthritis
  2. Osteoporosis
  3. Osteomalacia
  4. Rickets

Q.8:- Acquired Immuno-Deficiency Syndrome (AIDS) is caused by ?

  1. Protozoa
  2. Virus
  3. Fungus
  4. Bacteria

Q.9:- The function of the heart is to ?

  1. Supply Oxygen to the tissues
  2. Carry Carbon Dioxide from the tissues
  3. Throw away waste materials
  4. Pump blood to different parts of the body

Q.10:- The red colour of human blood is due to ?

  1. Myoglobin
  2. Haemoglobin
  3. Immunoglobulin
  4. Haptoglobin

Q.11:- Which one of the following gives energy to our body ?

  1. Vitamins
  2. Water
  3. Carbohydrates
  4. Proteins

Q.12:- Nitrogenous food is ?

  1. Carbohydrate
  2. Lipid
  3. Protein
  4. Salts

Q.13:- The element which is required by the plant in large quantity ?

  1. Calcium
  2. Nitrogen
  3. Phosphorus
  4. Sulphur

Q.14:- Fiber diet includes ?

  1. Glycogen
  2. Proteins
  3. Cellulose
  4. Fats

Q.15:- Cockroach cannot survive in the water  because its respiratory organ is ?

  1. Gill
  2. Trachea
  3. Book Lung
  4. Pulmonary Sac

Q.16:- Of which tissue nails, hoofs and horns are made of ?

  1. Cutide
  2. Chitin
  3. Keratin
  4. Tunicin

Q.17:- Heart attack occurs due to ?

  1. Bacterial attack on the heart
  2. Stopping of heart beat
  3. Lack of supply of blood to the heart itself
  4. Impairment of heart’s working due to unknown reasons

Q.18:- Which of the following pairs is correctly matched ?

  1. Vitamin A : Scurvy
  2. Vitamin B : Rickets
  3. Vitamin C : Night Blindness
  4. Vitamin E : Reproduction

Q.19:- Beak is formed by ?

  1. Cheeks
  2. Jaws
  3. Teeth
  4. None
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Q.20:- The first stable product of photosynthesis is ?

  1. Starch
  2. Sucrose
  3. Phosphoglyceric acid
  4. Glucose

Q.21:- Crossing over occurs during ?

  1. Leptotene
  2. Zygotene
  3. Pachytene
  4. Diplotene

Q.22:- The histogen, from which epidermis is formed is ?

  1. Dermatogen
  2. Periblem
  3. Plerome
  4. Calyptrogen

Q.23:- Animal protein is called first class protein because it is ?

  1. Easily digestible
  2. Delicious in taste
  3. Cheaper in the market
  4. Rich in essential amino acids

Q.24:- In the grass lands, trees do not replace the grasses as a part of an ecological succession because ?

  1. Limited sun light and paucity of nutrients
  2. None of the options
  3. Insects and fungi
  4. Water limits and fire

Q.25:- When one gene pair hides the effect of the other unit, the phenomenon is referred to as ?

  1. Epistasis
  2. Mutation
  3. None of the options
  4. Dominance

 

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