Biotechnology Quiz Quiz

Test your knowledge with this 15-question quiz on biotechnology fundamentals and general aptitude, including microbiology, mathematical reasoning, and language skills. Perfect for assessing your understanding and preparation in key biotechnology concepts and general logical ability.

1. Television Show Preposition

   Is there any good show ________ television tonight?

   1. on
   2. at
   3. within
   4. in

2. Dismissal of a Police Officer

   As the police officer was found guilty of embezzlement, he was ________ dismissed from the service in accordance with the Service Rules.

   1. brazenly
   2. unintentionally
   3. summarily
   4. sumptuously

3. Infinite Series Summation

   The sum of the following infinite series is: 1/1! + 1/2! + 1/3! + 1/4! + 1/5! + …

   1. 1+e
   2. π
   3. e-1
   4. e

4. Wire Frame Cube Construction

   A thin wire is used to construct all the edges of a cube of 1 m side by bending, cutting, and soldering the wire. If the wire is 12 m long, what is the minimum number of cuts required to construct the wire frame to form the cube?

   1. 3
   2. 4
   3. 6
   4. 12

5. Author's View on Streets

   Based only on the information provided in the passage from Hilaire Belloc's 'The Crooked Streets', which one of the following statements is true?

   1. In the past, crooked streets were only built on islands.
   2. The wealthier nations are pulling down the crooked streets in their capitals.
   3. Great broad ways are needed to protect commerce and history.
   4. The author of the passage takes delight in wondering.

6. Clock Hands Coincidence

   Rohit goes to a restaurant for lunch at about 1 PM. When he enters, the hour and minute hands on the wall clock are exactly coinciding. After about an hour, as he leaves, the clock hands are again coinciding. How much time in minutes did Rohit spend at the restaurant?

   1. 66
   2. 64 11/13
   3. 66 5/11
   4. 65 5/11

7. Color Model Consistency

   Considering a color model with codes for Yellow (Y), Magenta (M), Cyan (Cy), Red (R), Blue (Bl), Green (G), and Black (K), which one of the options displays color codes that are consistent with the color model?

   1. K G
   2. Cy Bl
   3. M Cy
   4. G M

8. Intersection Point of Circles

   A circle with center at (x, y) = (0.5, 0) and radius = 0.5 intersects with another circle with center at (x, y) = (1, 1) and radius = 1 at two points. One point of intersection (x, y) is:

   1. (1,2)
   2. (0.5,0.5)
   3. (0,0)
   4. (0.2,0.4)

9. 4-Fold Rotational Symmetry

   An object is said to have an n-fold rotational symmetry if the object, rotated by an angle of 360°/n, is identical to the original. Which of the following objects exhibits 4-fold rotational symmetry about an axis perpendicular to the plane?

   1. Equilateral triangle
   2. Regular pentagon
   3. Square
   4. Circle

10. Koch's Postulate Disease

    Koch's postulate was established by Robert Koch while working on a disease caused by which organism?

    1. Streptococcus pneumoniae
    2. Bacillus subtilis
    3. Bacillus anthracis
    4. Mycobacterium tuberculosis

11. Corynebacterium diphtheriae Infection

    Corynebacterium diphtheriae causes diphtheria in humans only when this bacterium is infected by which of the following?

    1. phage β
    2. epsilon phage
    3. T4 phage
    4. lambda phage

12. Growth Rate Constant Calculation

    Let y(t) be a bacterial population whose growth is given by dy/dt = λ(y + 2), where λ is the growth rate constant. If y(0) = 1 and y(1) = 4, then the value of λ is:

    1. ln 6
    2. ln 2
    3. ln 4
    4. ln 3

13. Minimum Value of a Function

    The minimum value of the function f(x) = x + 4/x for x u003E 0 is:

    1. 1
    2. 4
    3. 3
    4. 2

14. T-cell Receptor Diversity

    The diversity in T-cell receptors is generated by which process?

    1. class switching
    2. gene rearrangements
    3. gene conversion
    4. somatic hypermutation of rearranged V region

15. piRNA Function

    Which one of the following is true about piRNAs (PIWI-interacting RNAs)?

    1. piRNAs only function in plant cells
    2. piRNA is the active form of microRNA
    3. piRNAs promote translation of housekeeping genes
    4. piRNAs silence transposable elements in germ cells