TLS Online TPP Program

#Question id: 11201


Why are action potentials usually conducted in one direction?

#Part-A Aptitude & General Biotechnology
  1. The nodes of Ranvier conduct potentials in one direction.
  2. The brief refractory period prevents reopening of voltage-gated sodium channels.
  3. The axon hillock has a higher membrane potential than the terminals of the axon.
  4. Voltage-gated channels for both Na+ and K+ open in only one direction.
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TLS Online TPP Program

#Question id: 12762

#Part-B Specialized Branches in Biotechnology

Find  appropriate option for  given question . The figure above depicts the intensity versus frequency curve of an a2coustical receptor of the larva of a noctuid moth. The larva is preyed on by a wasp whose vibrating wings produce a0buzz.
On the basis of the figure, it can be predicted that the wasp buzz 1has a frequency

TLS Online TPP Program

#Question id: 12809

#Part-A Aptitude & General Biotechnology

The breadth of a rectangular hall is three-fourth of its length. If the area of the floor is 768 sq. m. then the difference between the length and breadth of the hall is:

TLS Online TPP Program

#Question id: 12810

#Part-A Aptitude & General Biotechnology

The length of a plot is five times its breadth. A playground measuring 245 square metres occupies half of the total area of the plot. What is the length of the plot?

TLS Online TPP Program

#Question id: 12811

#Part-A Aptitude & General Biotechnology

The length of a rectangular garden is 12 metres and its breadth is 5 metres. Find the length of the diagonal of a square garden having the same area as that of the rectangular garden :

TLS Online TPP Program

#Question id: 12812

#Part-A Aptitude & General Biotechnology

A circular wire of diameter 42 cm is folded in the shape of a rectangle whose sides are in the ratio 6 : 5 . Find the area enclosed by the rectangle.

TLS Online TPP Program

#Question id: 12813

#Part-A Aptitude & General Biotechnology

A took 15 sec. to cross a rectangular field diagonally walking at the rate of 52 m/min. and B took the same time to cross the same field along its sides walking at the rate of 68 m/min. The area of the field is :