Multiple Choice Questions

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During starvation what will be sequence of ending of food stuffs ?

  • Carbohydrates - Fat- Protein

  • Carbohydrate - Protein - Fat

  • Fat - Protein - Carbohydrate

  • Fat - Carbohydrate- Protein


A.

Carbohydrates - Fat- Protein

During starvation cells use glucose present in blood. After depletion of glucose from blood, glycogen are released from liver(stored glycogen are enough to carry out the normal daily activity of a day) and broken down into glucose to be used as ATP source. After glycogen consumption, the body switches to fat as energy source. In extreme conditions when body runs out from stored glucose/glycogen and fats to uses protein as energy source.


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Biotic factors are :

  • chemical factors of soil which affect life

  • physical factors of soil which affect life

  • all living organisms which influence other organisms

  • factors of atmosphere which affect life


Acrosome is formed by

  • nucleus

  • Golgi apparatus

  • mitochondria

  • none of these


Which have not left any evidences of organic evolution

  • Archaeopteryx

  • Cow

  • Peripatus

  • Neopilina


Organs which differ in origin but perform similar functions

  • analogous

  • homologous

  • vestigial

  • all of these


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Sequence of DNA (non-coding) is known as

  • exon

  • intron

  • cistron 

  • none of these


Set which includes only analogous organs is

  • wings of butterfly, housefly and bat

  • hindlegs of horse, grasshopper and bat

  • wings of butterfly and wingspread of bat and birds

  • mandibles of cockroach, mosquito and honey bee


Lymphocytes are formed by

  • plasma cells 

  •  mast cells

  • liver cells

  • none of these


Example of analogous organs is :

  •  wings of bird and insect

  • forelimbs of horse and man

  • teeth of elephant and man

  • none of the above


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A haemophilic woman marries a normal man then

  • all the children will be normal

  • all the sons will be haemophilic

  • all the girls will be haemophilic

  • half girls will be haemophilic