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TLS Online TPP Program

#Question id: 2115

Which of the following statements about diffusion is true?

#Section 2: General Biology

  1. It is very rapid over long distances.

  2. It requires an expenditure of energy by the cell.

  3. It is an active process in which molecules move from a region of lower concentration to a region of higher concentration.

  4. It is a passive process in which molecules move from a region of higher concentration to a region of lower concentration.

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TLS Online TPP Program

#Question id: 14471

#Section 1: Engineering Mathematics

If a mothball evaporates at a rate proportional to its surface area then its radius
TLS Online TPP Program

#Question id: 14472

#Section 1: Engineering Mathematics

The absolute maximum of  on the interval [0, 4] is.
TLS Online TPP Program

#Question id: 14473

#Section 1: Engineering Mathematics

The absolute minimum of   on the interval [ -1, 1] is at
TLS Online TPP Program

#Question id: 14474

#Section 1: Engineering Mathematics

Probability of getting an even number in a single throw with a die is
TLS Online TPP Program

#Question id: 14475

#Section 1: Engineering Mathematics

Probability of getting tail in a throw of a coin is
TLS Online TPP Program

#Question id: 14476

#Section 1: Engineering Mathematics

A bag contains 6 white balls, 9 black balls. The probability of drawing a black ball is