Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 45589
TLS Online TPP Program

#Question id: 4961

An early consequence of the release of oxygen gas by plant and bacterial photosynthesis was to

#SCPH06 I Botany

  1. make life on land difficult for aerobic organisms.

  2. change the atmosphere from oxidizing to reducing.

  3. make it easier to maintain reduced molecules

  4. cause iron in ocean water and terrestrial rocks to rust (oxidize).

More Questions
TLS Online TPP Program

#Question id: 1589

#SCPH05 I Biotechnology

Which of the following is a characteristic of the early stages of local inflammation?
TLS Online TPP Program

#Question id: 15729

#SCPH28 | Zoology

The Somatic Embryos regenerating from an explants or a callus are termed as
TLS Online TPP Program

#Question id: 3288

#SCPH06 I Botany

Migration causes changes in the allelic frequency of a population by introducing alleles from other populations. The magnitude of change due to migration depends on
TLS Online TPP Program

#Question id: 4332

#SCPH28 | Zoology

Which of the following is not true of a codon?
TLS Online TPP Program

#Question id: 920

#SCPH05 I Biotechnology

Which of these is able to cross the inner mitochondrial membrane?