Class XI

In cold weather
  1. less urine is excreted
  2. excess salts are secreted in urine
  3. sweat secretions are reduced
  4. excess sugars are secreted in urine
Fall in temperature may result in a
  1. animals accustomed to dark
  2. increase in metabolic activities to produce heat
  3. decrease in metabolic activities of animals
  4. all of these
Growth of radicle occurs when
  1. plumule grows
  2. cotyledons are shed
  3. it pushes testa at micropyle
  4. it pushes testa at micropyle
Pericardial fluid is found
  1. in cardiovascular system
  2. between two ventricles
  3. between two atriums
  4. between two layers of pericardium
Bios and logos means
  1. Life, Knowledge
  2. Living things, Language
  3. Life, Language
  4. Life, Language
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