MCQs of Biology – Origin of Eukaryotic cell

The 9oldest eukaryotic fossil is:

the first eukaryotic cell probably acquired energy from:

The group of organisms most difficult to classify is the:

The most complex cellular structures are found in:

Which of the following planets is supposed to have life?

Which of the following planets is called” twin of the Earth” ?

Which one does not confirm to the theory of “Biogenesis”?

Transormation of early reducing atomsphere of the earth into an oxidizing atmosphere was mainly due to the activities of:

Miller- Urey’s experiment mixture had the following except:

Which was not present in primitive atmosphere?

The hypothesis that the early atmosphere, combined with an energy source, produced organic monomer was developed the 1920s by:

Synthesis of amino acids to prove that amino acids were formed in Primitive Ocean was experimentally proved by:

Coacervates belongs to the category of:

Select the wrong pair:

According to one of the most accepted theory, the Earth atmosphere before any life had originated consisted of H2O, H2, NH3 and:

The concept of chemical evolution is based on:

Believers in spontaneous generation theory assumed that organisms: