Monoclinic System -Multiple Choice Questions Quiz

Interactive MCQs on “Monoclinic System”:

Solve the following 10 questions. Only one option is correct. Click on the “Submit” button when done. Click on the “embed” button to use this quiz on your website. Click on “WhatsApp” to share this quiz.

Question 1: In the monoclinic crystal system, what is the relationship between the three crystallographic axes?

(a) All three axes are of equal length and form right angles with each other.
(b) Two axes are of equal length and form right angles with each other, while the third axis is of a different length and oblique to the other two.
(c) All three axes are of different lengths and form oblique angles with each other.
(d) Two axes are of equal length, while the third axis is of a different length, and all three axes form oblique angles with each other.

Question 2: What is the angle between the two equal crystallographic axes in the monoclinic system?

(a) 60 degrees
(b) 90 degrees
(c) 120 degrees
(d) 180 degrees

Question 3: Which mineral is an example of a crystal that belongs to the monoclinic system?

(a) Quartz
(b) Halite (Salt)
(c) Pyroxene
(d) Diamond

Question 4: What is the crystal symmetry of the monoclinic system?

(a) Center of symmetry
(b) Mirror symmetry
(c) Two-fold rotational symmetry
(d) Three-fold rotational symmetry

Question 5: Which axis in the monoclinic system is perpendicular to the plane of symmetry?

(a) a-axis
(b) b-axis
(c) c-axis
(d) None of the above

Question 6: Which of the following statements is true about the axial lengths in the monoclinic system?

(a) All three axial lengths are equal.
(b) Two axial lengths are equal, and the third axial length is different.
(c) All three axial lengths are different.
(d) Two axial lengths are equal, and the third axial length is variable.

Question 7: Which of the following angles in the monoclinic system is not equal to 90 degrees?

(a) α
(b) β
(c) γ
(d) All of the above

Question 8: Which crystal system is more symmetrical compared to the monoclinic system?

(a) Cubic system
(b) Hexagonal system
(c) Orthorhombic system
(d) Triclinic system

Question 9: Which type of twinning is commonly observed in monoclinic crystals?

(a) Simple twinning
(b) Polysynthetic twinning
(c) Contact twinning
(d) Penetration twinning

Question 10: What is the total number of symmetry elements present in the monoclinic system?

(a) 2
(b) 4
(c) 6
(d) 9