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




All Questions are from Year - 2018 or older

Question 271 :
Literal meaning of the term 'Homo Sapiens' is

  1. Man-The Wise
  2. Man - The Supreme
  3. Man - The Omnivore
  4. Man-The Fool
  

Question 272 :
DNA fingerprinting is used to identify the

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

Question 273 :
Veins seen in the leaves serve the function of

  1. Photosynthesis
  2. Transpiration
  3. Storage
  4. Conduction
  

Question 274 :
The pollination of maize takes place by

  1. self-pollination
  2. pollination by insects
  3. pollination by air
  4. pollination by rain
  

Question 275 :
During photosynthesis green plants absorb

  1. nitrogen
  2. carbon dioxide
  3. carbon monoxide
  4. oxygen
  

Question 276 :
Through Photosynthesis green plants generate

  1. inorganic materials.
  2. minerals
  3. organic materials
  4. nutrients
  

Question 277 :
The discoverer of penicillin was

  1. Lord Lister
  2. Alexander Fleming
  3. Karl Landsteiner
  4. Walter Reed
  

Question 278 :
The total number of car bones is

  1. 2
  2. 4
  3. 6
  4. 8
  

Question 279 :
Which one of these is a communicable disease ?

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

Question 280 :
Our bones and teeth are generally made of

  1. Tricalcium phosphate
  2. Fluoropetite
  3. Chloropetite
  4. Hydrolith
  

Question 281 :
Maximum harm to a tree is caused by

  1. Loss of half of its leaves
  2. loss of all leaves
  3. loss of half of Its branches
  4. loss of its bark
  

Question 282 :
The method not used as a Biological control is:

  1. Use of predators of a pest.
  2. Pheromone traps
  3. Use of pesticides
  4. Use of neem extracts
  

Question 283 :
The toxicity of which of the following heavy metals leads to liver cirrhosis?

  1. Copper
  2. Lead
  3. Mercury
  4. Zinc
  

Question 284 :
Nobel Prize winning scientist James D. Watson is known for his work in which area?

  

Question 285 :
Adherent mucoid alkaline substance covering the inner lining of stomach is to :

  1. digest starch
  2. act against bacteria
  3. prevent the action of pepsin of mucosa
  4. prevent viral Infection
  

Question 286 :
Which is the sweetest sugar?

  

Question 287 :
Which one of the following is not a true snake ?

  1. Glass snake
  2. Sea snake
  3. Tree snake
  4. Blind snake
  

Question 288 :
M.R.I. stands for

  1. Metered Resonance Imaging
  2. Magnetic Resonance Imaging
  3. Magnetic Reaction Imaging
  4. Metered Reaction Imaging
  

Question 289 :
Which was the first antibiotic ?

  1. Terramycin
  2. Neomycin
  3. Penicillin
  4. Streptomycin
  

Question 290 :
The ability of the eye to see in the dark is due to the production of a purple pigment known as

  1. Carotene
  2. Rhodopsin
  3. Iodopsin
  4. Retinene
  

Question 291 :
Scurvy is caused due to the deficiency of :

  1. Vitamin-D
  2. Vitamin-K
  3. Vitamin-E
  4. Vitamin-C
  

Question 292 :
Animals living in the three trunks are known as

  1. Arboreal
  2. Volant
  3. Amphibious
  4. Aquatics
  

Question 293 :
AngloNubian is a breed of:

  1. sheep
  2. goat
  3. poultry
  4. cattle
  

Question 294 :
The presence of what distinguishes a plant cell from an animal cell?

  1. Chloroplasts
  2. Cell wall
  3. Cell membrane
  4. Nucleus
  

Question 295 :
The edible part of Cabbage is

  1. fruit
  2. condensed flower
  3. vegetative bud
  4. inflorescence
  

Question 296 :
The colour of human skin is produced by

  1. Hemoglobin
  2. Insulin
  3. Adrenaline
  4. Melanin
  

Question 297 :
What is the normal cholesterol level in human blood?

  

Question 298 :
Which is considered as the strongest natural fibre?

  

Question 299 :
Sugarcane plants are usually propagated by vegetative means because

  1. they do not produce seeds
  2. it is possible to maintain genetic quality
  3. the incidence of disease may be reduced
  4. .
  

Question 300 :
What is the chemical name of vinegar ?

  1. Citric acid
  2. Acetic acid
  3. Pyruvic acid
  4. Malic acid
  
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