Answer:
The roots organ is genereally placed under the soil and may undero variious modifications. The roots are present in plant that help them to absorb water and nutrient from the soil.
Some plant roots contains the bacteria that helps in the conversion of nitrogen into ammonium ions. The plants changes the roots because the rhizobium present in plant roots helps in the conversion of nitrogen so that it can be used by the plants. The Rhizobium produces ammonium (NH4+) ions.
The ability of an organism to change internally or externally in relation to changes in the environment is called adaptation.
Answer: B
Explanation: Adam Smith's theory of an invisible hand is a metaphor and therefore has nothing to do with a physical hand. In it self it's a theory that shows how in a free market economy, individuals with self-interest operating through a system of mutual interdependence, promotes the general benefit and good of society, mostly without any idea of the larger effect of their self-interested actions. A metaphorical hand that leads individuals to promote social interest by pursuing self-interest, option B, is therefore correct.
Answer:
The effect of the non-metabolically active stored material is that the seed will struggle to germination. As a result, it has to remove this stored sugar or materials, it will undergo a cellular respiration at a slow rate before metabolism resumes.
