Cell Biology Quiz 2
Cell Biology Quiz #2
Q:21: A semi-permeable membrane is stretched across a chamber filled with water. The membrane is only permeable to water. 60 mg of salt is added to the left side of the chamber. Which of the following will happen?
- (A) Water will move toward the right side
- (B) salt will move toward the right side
- (C) Water will move toward the left side
- (D) salt will move toward the left side
Answer:- {C} Water will move toward the left side
Q:22: Dye injected into a plant cell might be able to enter an adjacent cell through a
- (A) Tight junction
- (B) Microtubule
- (C) Desmosome
- (D) Plasmodesma
Answer:- {D} Plasmodesma
Q:23: What are the two faces of the Golgi body?
- (A) Funny face and goofy face
- (B) Coated face and non-coated face
- (C) Saving face and losing face
- (D) Cis face and Trans face
Answer:- {D} Cis face and Trans face
Q:24: Adjacent plant cells are “cemented” together by
- (A) Their primary walls
- (B) Their secondary walls
- (C) A middle lamella
- (D) Plasmodesmata
Answer:- {C} A middle lamella
Q:25: What is a microscope's ability to distinguish between separate objects that are close together?
- (A) Magnification
- (B) Contrast
- (C) Resolving power
- (D) Scanning power
Answer:- {C} Resolving power
Q:26: What is the power of the objective lens of a microscope if an eyepiece of power 10x is used and the total magnification of the object is 40x?
- (A) 4
- (B) 10
- (C) 40
- (D) 400
Answer:- {A} 4
Q:27: Within chloroplasts, light is captured by
- (A) Grana within cisternae
- (B) Thylakoids within grana
- (C) Cisternae within grana
- (D) Grana within thylakoids
Answer:- {B} Thylakoids within grana
Q:28: If a gene mutation prevents the formation of an enzyme normally used by lysosomes, a disease may result known as
- (A) Lysosomal abstracted disease
- (B) Lysosomal secretory disease
- (C) Lysosomal storage disease
- (D) All A, B, and C
Answer:- {C} Lysosomal storage disease
Q:29: Sodium ions are "pumped" from a region of lower concentration to a region of higher concentration in the nerve cells of humans. This process is an example of
- (A) Diffusion
- (B) Passive transport
- (C) Osmosis
- (D) Active transport
Answer:- {D} Active transport
Q:30: The diagram below shows the structure of the chloroplast. The structure labeled as x is
- (A) Granum
- (B) Stroma
- (C) Frets
- (D) Lamella
Answer:- {A} Granum
Q:31: Which of the following correctly matches an organelle with its function?
- (A) Mitochondrion . . . photosynthesis
- (B) Nucleus . . . cellular respiration
- (C) Ribosome . . . manufacture of lipids
- (D) Central vacuole . . . storage
Answer:- {D} Central vacuole . . . storage
Q:32: By which of the following can movement of materials across animal cell membranes be accomplished?
I Active transport, II Diffusion, III Pinocytosis
- (A) I only
- (B) II only
- (C) I and II only
- (D) All I, II, and III
Answer:- {D} All I, II, and III
Q:33: Hydrogen peroxide degradation in a cell is a function of
- (A) Ribosomes
- (B) Mitochondria
- (C) Peroxisomes
- (D) Glyoxisomes
Answer:- {C} Peroxisomes
Q:34: Cells are commonly studied in the lab. If you were examining various unlabelled slides of cells under the microscope, you could tell if the cell was from a plant by the presence of
- (A) A nucleus
- (B) A cell membrane
- (C) Cytoplasm
- (D) A cell wall
Answer:- {D} A cell wall
Q:35: Ribosomes are constructed in the
- (A) Endoplasmic reticulum
- (B) Nucleoid
- (C) Nucleolus
- (D) Nuclear pore
Answer:- {C} Nucleolus
Q:36: Each chloroplast encloses a system of flattened, membranous sacs called
- (A) Cristae
- (B) Thylakoids
- (C) Plastids
- (D) Cisternae
Answer:- {B} Thylakoids
Q:37: Which one of the following is an exception to cell theory
- (A) Bacteria
- (B) Viruses
- (C) Protists
- (D) Protozoans
Answer:- {B} Viruses
Q:38: The site of enzymes directing the metabolic oxidation (respiration), ATP synthesis and considered as the powerhouse of the cell are
- (A) Lysosomes
- (B) Microsomes
- (C) Mitochondria
- (D) Golgi apparatus
Answer:- {C} Mitochondria
Q:39: Dictyosome is also known as
- (A) Golgi body
- (B) Ribosome
- (C) Lysosome
Answer:- {A} Golgi body
(D) PeroxisomeQ:40: Biochemically the ribosome consists of _______________ and some 50 structural .
- (A) mRNA, Carbohydrates
- (B) tRNA, lipids
- (C) mRNA, Proteins
- (D) rRNA, Proteins
Answer:- {D} rRNA, Proteins