Biology Chapter 4 Entry test MCQs
51. Select the organelle which is only present in animal cells.
a. R.E.R
b. Centrioles
c. Ribosomes
d. Microtubules
52. Which of the following structure is present in both plant and animal cells but is absent in prokaryotic cells?
a. Microtubule
b. Centrioles
c. Sieve tubes
d. Plastids
53. Glycolysis is the common stage in both aerobic and anaerobic respiration and it occurs in ………………of the cell.
a. Chloroplast
b. Inner membrane of mitochondria
c. Cytoplasm
d. Mitochondrial matrix
54. Which of the following is true about cytoplasm?
a. 70% of the cytoplasm is water
b. It can exist only in gel form
c. Both prokaryotes and eukaryotes show cyclosis
d. It is the region between nucleus and cell membrane
Endoplasmic Reticulum
55. Which of the following best describes the function of RER in eukaryotic cells?
a. Synthesis of lipids
b. Glycosylation of proteins
c. Synthesis of ribosomes
d. Synthesis of proteins
56. Which of the following statement is incorrect regarding endoplasmic reticulum?
a. RBCs lack both RER and SER
b. Plasma cells have RER in abundance
c. Hepatocytes have both RER and SER
d. RER is more abundant than SER in adipose tissue
57. A function that is not related to smooth endoplasmic reticulum:
a. Steroid synthesis
b. Calcium storage
c. Mechanical support
d. Enzyme synthesis
58. Which of the following organelle is associated with the single membrane?
a. Endoplasmic Reticulum
b. Mitochondria
c. Chloroplast
d. Nucleus
59. Which of the following function is performed by both types of endoplasmic reticulum?
a. Mechanical support
b. Protein synthesis
c. Detoxification of harmful drugs
d. Muscle contraction
60. Which of the following organelle is responsible far the production of steroid hormones?
a. Golgi bodies
b. Mitochondria
c. Rough endoplasmic reticulum
d. Smooth endoplasmic reticulum
61. Which one of the following cell structure is involved in the synthesis of lipids?
a. Golgi complex
b. Endoplasmic reticulum
c. Mitochondria
d. Centriole
62. The organelle involved in detoxification of drugs and poisons in the liver cells:
a. Rough Endoplasmic Reticulum
b. Smooth Endoplasmic Reticulum
c. Lysosomes
d. Golgi apparatus
63. Nuclear membrane is continuous with:
a. Golgi Body
b. E.R
c. Peruxisome
d. Lysosome
65. Lipid synthesis or lipid metabolism is the function of:
a. Rough endoplasmic reticulum
b. Smooth endoplasmic reticulum
c. Golgi complex
d. Mitochondria
66. Smooth endoplasmic reticulum is responsible for the metabolism of:
a. Proteins
b. Carbohydrates
c. Lipids
d. Nucleic acids
67. Select the one which is not a function of smooth endoplasmic reticulum (SER).
a. Transmission of impulses
b. Metabolism of lipids
c. Processing of glycoproteins
d. Transport of materials
68. Which of the following is not a product of ER in animal cells?
a. Progesterone
b. Lysozymes
c. Na+ channels
d. ATP synthase
Golgi Apparatus/Golgi Complex/Golgi Bodies 1
69. Identify the correct pair from the following options:
a. Protein synthesis – SER
b. DNA replication – Ribosome
c. Modification-Golgi apparatus
d. Anaerobic respiration – Cristae
70. Modification of proteins and lipids into glycoproteins and glycolipids is the function of:
a. Ribosomes
b. Mitochondria
c. Golgi apparatus
d. Lysosomes
71. Golgi complex is involved in the formation of……………..
a. RER
b. Lysosomes
c. SER
d. Vacuoles
72. The transport of secretory proteins takes place through organelles in which of the following order?
a. RER–SER–Secretory vesicles–Golgi apparatus
b. RER–SER–Golgi apparatus–Secretory vesicles
c. RER–Golgi apparatus–Secretory vesicles→ SER
d. SER–RER–Golgi apparatus→ Secretory vesicles
73. The cisternae break up into vesicles from———–and———-of Golgi complex.
a. Concave, forming face
b. Convex, forming face
c. Concave, maturing face
d. Convex, maturing face
74. Which cell organelle is responsible for cell secretion?
a. Chloroplast
b. Mitochondrion
c. Golgi body
d. Ribosomes
75. Which of the following organelles are involved in the synthesis of plant cell wall?
a. Golgi complex
b. Endoplasmic reticulum
c. Peroxisomes
d. Lysosomes