Chapter 3 Cellular Form and Function
1. Primary responsibility of each cell is to contribute to .
(A) Homeostasis
(B) Reproduction
(C) Sustainability
(D) Protection
Ans A
Diff Easy Page 88
2. An amphipathic molecule is one that contains . (A) Hydrophilic region
(B) Hydrophobic region
(C) Both of above
(D) None of above
Ans C Diff Easy Page 88
3. The phospholipid bilayer consists of two adjacent sheets of phospholipids, arranged . (A) Tail to tail
(B) Head to tail (C) Head to head (D) Head to tail
Ans A Diff Easy Page 89
4is the movement of substances across the membrane without the expenditure of cellular energy.
(A) Passive transport (B) Active transport (C) Both of above
(D) None of above
Ans A Diff Easy Page 91
Sis the movement of particles from an area of higher concentration to an area of lower concentration
(A) Active transport (B) Passive transport (C) Diffusion
(D) Concentration gradient
Ans C Diff Medium Page 91
6. Facilitated diffusion of substances crossing the cell (plasma) membrane takes place with the help of
(A) Channel proteins
(B) Carrier proteins
, (C) Both of above
(D) None of above
Ans C Diff Medium Page 92
7 brings fluid containing dissolved substances into a cell through membrane vesicles. (A)
Endocytosis
(B) Phagocytosis (C) Pinocytosis (D) AII of above
Ans C Diff Medium Page 95
8. Cells of the stomach and pancreas produce and secrete digestive enzymes through . (A) Endocytosis
(B) Exocytosis
(C) Both of above
(D) None of above
Ans B Diff Medium Page 95
9. Cystic fibrosis (CF) is a genetic disease well known for its damage to the . (A) Lungs
(B) Liver
(C) Pancreas
(D) AII of above
Ans D Diff Medium Page 95
10. Which of the following is organelle of the endomembrane system? (A) Endoplasmic reticulum
(B) Golgi apparatus
(C) Vesicles
(D) All of above
Ans D Diff Hard Page 98
11. One of the main functions of the smooth endoplasmic reticulum is in the synthesis of .
(A) Lipids
1. Primary responsibility of each cell is to contribute to .
(A) Homeostasis
(B) Reproduction
(C) Sustainability
(D) Protection
Ans A
Diff Easy Page 88
2. An amphipathic molecule is one that contains . (A) Hydrophilic region
(B) Hydrophobic region
(C) Both of above
(D) None of above
Ans C Diff Easy Page 88
3. The phospholipid bilayer consists of two adjacent sheets of phospholipids, arranged . (A) Tail to tail
(B) Head to tail (C) Head to head (D) Head to tail
Ans A Diff Easy Page 89
4is the movement of substances across the membrane without the expenditure of cellular energy.
(A) Passive transport (B) Active transport (C) Both of above
(D) None of above
Ans A Diff Easy Page 91
Sis the movement of particles from an area of higher concentration to an area of lower concentration
(A) Active transport (B) Passive transport (C) Diffusion
(D) Concentration gradient
Ans C Diff Medium Page 91
6. Facilitated diffusion of substances crossing the cell (plasma) membrane takes place with the help of
(A) Channel proteins
(B) Carrier proteins
, (C) Both of above
(D) None of above
Ans C Diff Medium Page 92
7 brings fluid containing dissolved substances into a cell through membrane vesicles. (A)
Endocytosis
(B) Phagocytosis (C) Pinocytosis (D) AII of above
Ans C Diff Medium Page 95
8. Cells of the stomach and pancreas produce and secrete digestive enzymes through . (A) Endocytosis
(B) Exocytosis
(C) Both of above
(D) None of above
Ans B Diff Medium Page 95
9. Cystic fibrosis (CF) is a genetic disease well known for its damage to the . (A) Lungs
(B) Liver
(C) Pancreas
(D) AII of above
Ans D Diff Medium Page 95
10. Which of the following is organelle of the endomembrane system? (A) Endoplasmic reticulum
(B) Golgi apparatus
(C) Vesicles
(D) All of above
Ans D Diff Hard Page 98
11. One of the main functions of the smooth endoplasmic reticulum is in the synthesis of .
(A) Lipids
