Biology (Botany, Zoology, Nutrition, Health, Agriculture, Ecology and Environment) : All SSC Exams Previous Years Questions Papers Solved Part 40

Q.1:- Which enzyme digests proteins in the stomach ?

  1. Trypsin
  2. Pepsin
  3. Salivary amylase
  4. Pancreatic canal

Q.2:- Chlorophyll was first isolated and named by ?

  1. Caventou
  2. Pelletier
  3. Chlorophyll
  4. Caventou and Pelletier

Q.3:- Bacterial decomposition of biological material under anaerobic condition is ?

  1. Fermentation
  2. Fertilization
  3. Contamination
  4. Composting

Q.4:- What is the limit of MG / DL of blood sugar in the normal person at the time of fast ?

  1. 40-60
  2. 120-150
  3. 70-100
  4. 160-200

Q.5:- Ginger is a stem and not a root because ?

  1. It stores food marterial
  2. It grows horizontally in the soil
  3. It has nodes and internodes
  4. It lacks chlorophyll

Q.6:- Camel is a desert animal, that can live without water for many days, because ?

  1. It does not need water
  2. Water is formed in the body due to oxidation of fat
  3. It has the water sac in the walls of the lumen of stomach
  4. All of the above

Q.7:- Lac which is used as sealing wax is produced by ?

  1. Stem
  2. Root
  3. Insect
  4. Bird

Q.8:- Which of the following organisms is most likely to produce greenhouse gases such as Nitrous Oxide and Methane ?

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

Q.9:- Which of the following is the sweetest sugar ?

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

Q.10:- Plasma membrane in Eukaryotic cells is made up of ?

  1. Phospholipid
  2. Lipoprotein
  3. Phospholipo-Protein
  4. Phospho-Protein

Q.11:- Vegetables are easily perishable because of their high content of ?

  1. Sugars
  2. Water
  3. Vitamins
  4. Enzymes

Q.12:- The pH of human blood is ?

  1. 2
  2. 8
  3. 6
  4. 4

Q.13:- The tissue in man where no cell division occurs after  birth is ?

  1. Skeletal
  2. Nerves
  3. Connective
  4. Germinal

Q.14:- Leukaemia or blood cancer is characterized by abnormal increase of the ?

  1. Red Blood Cells
  2. White Blood Cells
  3. Blood Platelets
  4. Blood Plasma

Q.15:- Which phenomenon do bats or dolphins use to find prey, predators or obstacles ?

  1. Refraction of sound
  2. Formation of beats
  3. Scattering of sound
  4. Echo location

Q.16:- DNA fingerprinting is used to identify the ?

  1. Parents
  2. Rapist
  3. Thieves
  4. All the above

Q.17:- An insect catching plant is ?

  1. Australian Acacia
  2. Smilax
  3. Nepenthes
  4. Nerium

Q.18:- Which enzyme converts proteins ?

  1. Pepsin
  2. Trypsin
  3. Erepsin
  4. Enterokinase

Q.19:- The end product of the digestion of starch in the alimentary canal is ?

  1. Glucose
  2. Galactose
  3. Maltose
  4. Isomaltose
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Q.20:- What is the common in AIDS mumps and poliomyelitis ?

  1. Young children get affected most readily
  2. Non effective vaccine has yet been developed for them
  3. These are caused by viruses
  4. Their germs can be transmitted through blood transfusions

Q.21:- Liver oil of fish is rich in ?

  1. Vitamin A
  2. Vitamin C
  3. Vitamin D
  4. Vitamin E

Q.22:- To which group of blood an universal recipient belongs ?

  1. A group
  2. B group
  3. O group
  4. AB group

Q.23:- It causes clotting of blood ?

  1. Thrombin
  2. Haemoglobin
  3. Pectin
  4. All of the above

Q.24:- ‘Pacemaker’ is associated with ?

  1. Kidney
  2. Brain
  3. Heart
  4. Lung

Q.25:- Which one of these is a communicable disease ?

  1. Diabetes
  2. Diphtheria
  3. Arthritis
  4. Cancer