General Science - Biology (Biology,Zoology,Botany) MCQ's




All Questions are from Year - 2018 or older

Question 301 :
The PH of human blood is

  1. 2
  2. 8
  3. 6
  4. 4
  

Question 302 :
Which is the anticoagulant substance in blood?

  1. Fibrinogen
  2. Heparin
  3. Thrombin
  4. Globin
  

Question 303 :
Mineral constituent of chlorophyll is

  1. Iron
  2. Magnesium
  3. Calcium
  4. Potassium
  

Question 304 :
Which is known as master gland in man?

  

Question 305 :
Which lobe of human brain is associated with hearing?

  

Question 306 :
What is an endoscope ?

  1. It is an optical instrument used to see inside the alimentary canal
  2. It is a device which is fitted oh the chest of the patient to regularize the irregular heart beats
  3. It is an instrument used for examining ear disorders
  4. It is an instrument for recording electrical signals produced by human muscles
  

Question 307 :
Which one of the following does not secrete any digestive enzyme?

  1. Liver
  2. Salivary gland
  3. Glands of small intestine
  4. Pancreas
  

Question 308 :
Pulses are a rich source of which of the following?

  1. Carbohydrates
  2. Proteins
  3. Minerals
  4. Vitamin A
  

Question 309 :
Penicillin is extracted from

  1. yeast
  2. algae
  3. fungus
  4. lichen
  

Question 310 :
Which of the following Snakes killed for its beautiful skin has been declared an endangered species ?

  1. Python
  2. King Cobra
  3. Russel Viper
  4. Krait
  

Question 311 :
The metal present in the haemoglobin is __ .

  

Question 312 :
Birds usually have a single:

  1. Kidney
  2. Lung
  3. Testis
  4. Ovary
  

Question 313 :
Which of the following is NOT one of the important steps in processing tea leaves?

  1. Rolling
  2. Drying
  3. Fermenting
  4. Withering
  

Question 314 :
The normal body temperature of human beings is

  1. 4 °F
  2. 4 °F
  3. 4 F
  4. 4 °F
  

Question 315 :
Animals store glucose in the form of__?

  

Question 316 :
What is the number of chromosomes in a normal human body

  1. 43
  2. 44
  3. 45
  4. 46
  

Question 317 :
Which is the organ that excretes water fat and various catabolic wastes?

  1. Kidney
  2. Skin
  3. Spleen
  4. Salivary glands
  

Question 318 :
Pathogenic bacteria secrete

  1. Antigens
  2. Antibodies
  3. Hormones
  4. Interferon’s
  

Question 319 :
According to Darwin s Theory of Evolution Jong necks in giraffes

  1. arose because of constant attempt to reach leaves on tall trees generation after generation
  2. do not give them any special advantage and is just an accident
  3. give them advantage in finding food because of which those with long necks survive
  4. is a result of the special weather prevalent in African Savannah
  

Question 320 :
The disease in which the sugar level of blood increases is known as

  1. Diabetes mellitus
  2. Diabetes insipid us
  3. Diabetes imperfectus
  4. Diabetes sugarensis
  

Question 321 :
Amoebic dysentery is caused by

  1. Entamoeba histolytic
  2. Salmonella typhi
  3. E coil
  4. Streptococcus pyogenes
  

Question 322 :
Rod shaped bacteria is called

  1. Bacillus
  2. Spirillum
  3. Coccus
  4. Coma
  

Question 323 :
Which of the following represents a food chain involving a producer a vegetarian and a nonvegetarian?

  1. Grass - Insect - Elephant
  2. Plant - Rabbit - Tiger
  3. Fish - Insect - Whale
  4. Tiger - Rabbit - Owl
  

Question 324 :
The Vitamin which helps In clotting of blood is :

  1. A
  2. D
  3. B
  4. K
  

Question 325 :
Which of the following blood group is a universal recipient?

  1. A
  2. B
  3. AB
  4. O
  

Question 326 :
Which enzyme converts proteins?

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

Question 327 :
Which one of the following is a viral disease in man ?

  1. Mumps
  2. plague
  3. Cholera
  4. Syphilis
  

Question 328 :
Study of newly born up to the age of 3 months is called

  1. Chorology
  2. Conchology
  3. Nematology
  4. Neonatology
  

Question 329 :
Why excessive heating and repeated use Of cooking oil are most undesirable?

  1. The oil vapour can cause indoor pollution
  2. Carcinogenic substances like benzpyrene are produced
  3. Nutrient value of food is lost
  4. Loss and wastage of oil
  

Question 330 :
The tallest and thickest type of grass is

  1. Alfalfa
  2. Fodder
  3. Bamboo
  4. Lichens
  
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