Free MCQs & Online Quiz Practice for Exams

Q: The growth and reproduction of a eukaryotic cell is dependent upon its: (Entry test 2005)

A) Cytoplasm

B) Nucleus

C) Vacuoles

D) Nuclear pores

Q: Its membranes are the site where sunlight energy is trapped and where food is formed refers to: (Entry test 2005)

A) Chloroplast

B) Leucoplast

C) Chromoplast

D) Cytosol

Q: The rough endoplasmic reticulum is involved in the synthesis of: (Entry test 2005)

A) Protein

B) Carbohydrate

C) Phospholipids

D) Terpenoids

Q: In the following pair, one organelle is involved in the formation of the other except: (Entry test 2007)

A) Golgi bodies–lysosomes

B) Nucleus–ribosomes

C) Endoplasmic reticulum–peroxisomes

D) E.R.–Golgi bodies

Q: Which one of the following is found in plant cell only? (Entry test 2007)

A) Peroxisomes

B) Lysosomes

C) Glyoxisomes

D) Ribosomes

Q: A cell fails to detoxify the waste substances produced in it because it does not possess enough: (Entry test 2007)

A) Lysosomes

B) Ribosomes

C) Rough E.R.

D) Smooth E.R.

Q: The attachment of two subunits of ribosomes along mRNA is controlled by: (Entry test 2009)

A) Sodium ions

B) Calcium ions

C) Potassium ions

D) Magnesium ions

Q: Proper arrangement of layers in plants cell wall from inside to outward is: (Entry test 2009)

A) Primary wall-secondary-wall-middle lamella

B) Secondary wall-primary wall-middle lamella

C) Primary wall-middle lamella-secondary wall

D) Primary wall-middle lamella-secondary wall

Q: Breaking down of hydrogen peroxide into oxygen and water is carried out by: (Entry test 2009)

A) Peroxisomes

B) Glyoxisomes

C) Lysosomes

D) Mitochondria

Q: The size of ribosomes in a prokaryotic cell is: (Entry test 2009)

A) 40S

B) 60S

C) 70S

D) 80S

Q: All cell membranes are composed of: (Entry test 2010)

A) Proteins

B) Lipids

C) Lipoproteins

D) Cellulose

Q: Fatty acid is converted into carbohydrates by: (Entry test 2010)

A) Glyoxisomes

B) Bile juice

C) Pancreatic juice

D) Lysosomes

Q: The middle lamella of the cell wall is composed of: (Entry test 2011)

A) Cellulose

B) Lignin

C) Pectin

D) Murein

Q: Anthocyanins are various types of colorful pigments present in the: (Entry test 2011)

A) Chloroplasts

B) Chromoplasts

C) Leucoplasts

D) Vacuoles

Q: The number of chromosomes in tobacco plants is: (Entry test 2011)

A) 45

B) 48

C) 16

D) 24

Q: All types of plastids are produced from: (Entry test 2011)

A) Chloroplastids

B) Proplastids

C) Chromoplastids

D) Leucoplastids

Q: A botanist who proposed the cell theory was: (Entry test 2012)

A) Schleiden

B) Schwann

C) Robert Hooke

D) Robert Brown

Q: Smooth endoplasmic reticulum makes: (Entry test 2012)

A) Enzymes

B) Proteins

C) Sugar

D) Lipids

Q: Number of chromosomes in tobacco is: (Entry test 2013)

A) 45

B) 48

C) 46

D) 47

Q: Phagocytosis, pinocytosis and autophagy are the functions of: (Entry test 2013)

A) Golgi apparatus

B) Lysosomes

C) Peroxisomes

D) Glyoxisomes