Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 17071
TLS Online TPP Program

#Question id: 346

The partial negative charge in a molecule of water occurs because ________.

#XL - S Microbiology

  1. the oxygen atom donates an electron to each of the hydrogen atoms

  2. the electrons shared between the oxygen and hydrogen atoms spend more time around the oxygen atom nucleus than around the hydrogen atom nucleus

  3. the oxygen atom has two pairs of electrons in its valence shell that are not neutralized by hydrogen atoms

  4. one of the hydrogen atoms donates an electron to the oxygen atom

More Questions
TLS Online TPP Program

#Question id: 12745

#XL - S Microbiology

Choose the correct statement about Serotyping.
TLS Online TPP Program

#Question id: 4613

#XL - S Microbiology

The questions below refer to the following evolutionary tree, in which the horizontal axis represents time (present time is on the far right) and the vertical axis represents morphological change.  Which species is most closely related to species W?
TLS Online TPP Program

#Question id: 27289

#XL - U Food Technology

Sucrose is a disaccharide consist of two monosaccharide
TLS Online TPP Program

#Question id: 34078

#XL - S Microbiology

In the pour plate method, which of the following steps are involved?
TLS Online TPP Program

#Question id: 2075

#XL - S Microbiology

The force driving simple diffusion is: