Chapter # 02 clacc 9th zoology

Chapter # 02

11. Prokaryotic cells do not have
A) centrioles


B) DNA.


C) cytoskeletons.


D) cell walls.


12. All eukaryotic cells have three basic parts. Which of the following is not a basic part of a typical eukaryotic cell?
A) nucleus


B) cytoplasm


C) plasma membrane


D) nucleoid


13. Which of the following is not a function of the cell's glycocalyx?
A) transport


B) cell-to-cell recognition


C) behavior


D) recognition


14. The ability of the plasma membrane to let some substances in and keep others out is called
A) homeostasis.


B) selective permeability.


C) facilitated diffusion.


D) osmosis.



15. Energy is required for
A) simple diffusion.


B) facilitated diffusion.


C) osmosis.


D) active transport.



16. The bulk movement of material into a cell by the formation of a vesicle is called
A) simple diffusion.


B) facilitated diffusion.


C) endocytosis.


D) osmosis.


17. If hydrostatic pressure is used to move a molecule through a membrane, this is termed
A) filtration.


B) osmosis.


C) active transport.


D) endocytosis.


18. __________ are the non-membrane bound structures that are the sites for protein synthesis
A) Centrioles


B) Lysosomes


C) Ribosomes


D) Vacuoles


19. Which of the following organelles functions in the digestion of materials?
A) lysosomes


B) ribosomes


C) vesicles


D) microfilaments


20. Which of the following is not found within a mitochondrion?
A) DNA


B) matrix


C) cristae


D) RNA



21. which of the following is not part of cytoskeleton of a eukaryotic cells?
A) microtubules
B) microfilaments
C) intermediate filaments
D) cilia

22. The centrioles arise from the
A) microtubule-organizing center.
B) microfilament-organizing center.
C) basal body.
D) nuclear envelope.

23. The type of connective tissue that stores lipids is called
A) adipose tissue.
B) blood tissue.
C) epithelial tissue.
D) storage tissue.

24. Cells involved with protection, support, and nourishment within the nervous system are called
A) neurons.
B) glial cells.
C) impulse conducting cells.
D) nerves.

25. __________ are the functional units of an animal's body.
A) Cells
B) Tissues
C) Organs
D) Systems
26. The highest level or organization in an animal's body is the __________ level.
A) Cells
B) Tissues
C) Organ
D) Organ system
27. All of the following are types of connective tissue except
A) Blood
B) Bone
C) Nervous
D) Cartilage
28. The heart is a good example of an organ system.
A) True
B) False
29. Intercalated disks would be found in smooth muscle cells.
A) True
B) False
30. Collagenous fibers would be found in fibrocartilage
A) True
B) False
31. Simple squamous epithelium is found in the air sacs of the lungs.
A) True
B) False
32. Stratified squamous epithelium is found on the surface of the skin.
A) True
B) False
33. Both cilia and flagella function in movement.
A) true
B) false
34. The Golgi apparatus consists of stacks of cisternae
A) True
B) False


Answers::::
11.a
12.d
13.a
14.b
15.d
16.c
17.a
18.c
19.a
20.d
21.
22.a
23.a
24.b
25.c
26.d
27.c
28.b
29.b
30.a
31.a
32.a
33.a
34.a