Q2 of 49 Page 1

State two postulates of Oparin and Haldane with reference to origin of life.

I. Life might have originated from pre-existing non-living organic molecules.


II. Diverse organic molecules were formed from the inorganic constituents by chemical evolution.


More from this chapter

All 49 →
1

Name the type of cross that would help to find the genotype of a pea plant bearing violet flowers.

 3

A herd of cattle is showing reduced fertility and productivity. Provide one reason and one suggestion to overcome this problem.

 4

What are Cry genes? In which organism are they present?

 5

An electrostatic precipitator in a thermal power plant is not able to generate high voltage of several thousands. Write the ecological implication because of it.