Chordate Zoology -MCQ-04
General account and comparative anatomyMULTIPLE CHOICE QUESTIONS
Comparative Anatomy of Vertebrate organs
Chapter 12. Tissues
1. Which one of the following is not a characteristic of the epithelial cells
a. Closely packed
b. Present in one or more layers
c. Intercellular material in them is very little
d. Intercellular material in them is too much
2. Mesothelium is present on the inner surface of the
a. Blood vessels
b. intestine
c. Liver
d. eyes
3. Epithelium is often associated with a thin connective tissue layer, the
a. endothelium
b. lamina propria
c. mesentary
d. mesothelium
4. An association on the inner surface of alimentary canal and other tract is called
a. lamina propria
b. mucous membrane
c. endothelium
d. mesothelium
5. Fascia are white fibrous tissues composed of collagen fibres which are (which is incorrect)
a. unbranched
b. wavy
c. anastomosing
d. non-anastomosing
6. Special form of connective tissues do not include
a. adipose tissue
b. mucous tissue
c. pigment tissue
d. ligament tissue
7. Pigment tissue is a
a. loose connective tissue
b. rigid connective tissue
c. characteristic of notochord
d. called Wharton's jelly
8. Wharton's jelly is
a. mucous tissue
b. pigment tissue
c. vesicular tissue
d. adipose tissue
9. Aveolar tissue is a combination of
a collagen and elastin
b. collagen and lipid
c. collagen and nucleic acid
d. collagen and glucose
10. Collagen is a protein and dissolves upon boiling or when treated with
a. acid
b. alkali
c. peptic enzymes
d. alcohol
x x
11. The matrix of cartilage is secreted by the cells themselves and contains a protein
a. collagen
b. chondrin
c. haemoglobin
d. none of these
12. Fibrous cartilage is found in
a. heart
b. liver
c. long bones
d. intervertebral discs of mammals
13. In elastic cartilage the colour of elastin fibres that traverse it is
a. red
b. white
c. yellow
d. brown
14. Bone cells are arranged in
a. circles
b. layers
c. haphazardly
d. none of the above
15. Apatite does not contain
a. calcium phosphate
b. calcium carbonate
c. sodium chloride
d. sodium citrate
16. Compact bone does not have
a. trabeculae
b. trabeculae
c. closely packed spicules
d. loosely packed spicules
17. The extremities of long bones of a mammal are made up of
a. compact bone
b. bone marrow only
c. spongy bone
d. periosteum
18. Haversian canals are present in
a. spongy bone
b. cartilage
c. compact bone
d. endosteum
19. Haversian system does not include
a. Haversian canals
b. Canals of Volkmann
c. Haversian lamellac
d. Chondrocytes
20. Bones, developed in the connective tissues are called
a. spongy bones
b. compact bones
c. investing bones
d. canals of Volkmann
x x
21. Osteoblasts are the bone forming
a. endodermal cells
b. mesenchymal cells
c. epidermal cells
d. connective tissue
22. The diploe is a
a. spongy bone
b. compact bone
c. primary cancellous bone
d. secondary cancellous bone
23. Smooth muscles are also called
a. striated muscles
b. stripped muscles
c. unstripped muscles
d. voluntary muscles
24. A smooth muscle fibre is about
a. 100 μm long
b. 200 µm long
c. 300 um long
d. 400 um long
25. A voluntary muscle is composed of many striped muscle fibres which are long proto-plasmic masses about
a. 1 cm long
b. 2 cm long
c. 5 cm long
d. 100 cm long
26. The thickness of myofibril is about
a. 1 μm
b. 2μm
C. 10 μη
d. 50 μm
27. Light bands are called
a. Z discs
b. isotropic I bands
c. anisotropic A bands
d. H zone
28. Electron microscopy of muscle cells was performed by
a.Mendel
b. Stanley Bennet
c. Robert Hook
d. Schwann
29. Nissil's granules are present in
a. muscle cell
b. nerve cell
c. heart cell
d. liver cell
30. Oligodendrocytes are the
a. brain cells
b. muscle cells
c. heart cells
d. spleen cells
31. Myelin is secreted by
a. Node of Ranvier
b. Schwann cell
c. Endoneuricum
d. Sheath of Henle
x x
Chapter 13. Integumentary System
1. Stratum Malpighii is the
a. lower most layer of cells of epidermis
b. upper most layer of cells of epidermis
C. middle layer of cells of epidermis
d. any where in the epidermis
2. Stratum spingiosum is made up of
a. several layers of irregularly arranged cells
b. several layers of regularly arranged cells
c. single layer of irregularly arranged cells
d. single layer of regularly arranged cells
3. Barrier layer is the new name of
a. stratum Malpighii
b. stratum spongiosum
c. stratum compactum
d. stratum lucidum
4.Stratum corneum is formed by the conversion of
a. eleidin into para eleidin
b. glucose into galactose
c. fructose into glucose
d. alanine and phenylalanine
5. Keratin is a protein having amino acids that contain large amount of
a. nitrogen
b. magnesium
c. calcium
d. sulphur
6. At places where the skin is soft, keratinization is
a. more abrupt not abrupt
b. less abrupt
C. are not fully kratinized
d. smooth
7. Colour of the skin in mammals is due to melenin producing highly branched cells called
a. pigmentary dendritic cells
b. oligodendrocytes
c. neuroglial cells
d. phagocytic cells
8. The melanocytes produce two separate but biologically interrelated classes of pigments. The black brown eumelanins and the phacomelanins ranging from
a. white to yellow
b. yellow to reddish brown
c. red to blue
d. blue to green
9. It has been demonstrated that the pigment formation takes place within a unique cyto-plasmic organelle called
a. melanosome
b. keratinocyte
c. melanocyte
d. lymph vessels
10. Merckel's discs are
a. nerve endings in epidermis
b. nerve endings in endodermis
c. blood vessels in epidermis
d. blood vessels in endodermis
x x
11. Paniculus adiposus is a
a. adipose tissue in the subcutaneous tissue of mammals
b. adipose tissue in the subcutaneous tissue of amphibians
c. adipose tissue in the subcutaneous tissue of fishes
d. adipose tissue in the subcutaneous tissue of birds
12. The epidermis in cephalochordates is
a. single cell thick
b. two cell thick
c. multi cell thick
d. absent
13. The cells of epidermis at the surface in are not keratinized
a. are not keratinized
b. are fully keratinized
c. are not fully keratinized
14. Skin of cartilaginous fishes is not
a. tough
b. fibrous
c. armed with scales
d. armed with spines
15. In amphibians, Exuvia are the
a. thrown off cornified cells
b. thrown off mesodermal cells
c. thrown off bone cells
d. thrown off endodermal cells
16. In reptilian skin, chromatophores are abundant in the
a. upper layer
b. middle layer
c. lower layer
17. The colour change in some reptiles is under the influence of
a temperature
b. light
c. hormones
d. enzymes
18. The skin of birds is not
a. thin
b. thick
c. loose
d. dry
19. Beaks are derivatives of
a dermal layer
b. epidermal layer
c. mesodermal layer
d. basement layer
20. Broad patches are the
a. scale less areas in the skin of reptiles
b. featherless areas in the skin of birds
c. hairless areas in the skin of mammals
x x
21. Mammary glands are the
a. mucous glands
b. simple tubular glands
c. compound tubular glands
d. mixed tubular glands.
22. Glands in which the secretory cells discharge their products without causing much damage to the cells are
a. merocrine
b. holocrine
c. apocrine
d. eccrine
23. Pterygopodial glands are: a lubricating
a. mucous glands
b. sweat glands
c. mammary glands
d. luminous glands
24. Musk glands are:
a. merocrine
b. holocrine
c. apocrine
d. eccrine
25. Stink glands are known to occur in
a. snakes
b. frogs
C. crocodiles
d. mammals
26. Sebum is formed of
a. esters of cholesterol
b. esters of glucose
c. glycoproteins
d. nucleic acids
27. The amount of Fat in Human Milk is:
a. 3-7%
b. 13-7%
C. 3.7%
d. -87%
28. Mammary glands of egg laying mammals resemble
a. mucous glands
b. sebaceous glands
C. sweat glands
d. uropygial glands
29. The horn of male horned lizard is really
a. a feather
b. a scale
C. a hair
d. a tooth
30. The fighting spur over the leg of male birds is a modified
a.feather
b. cornified scale
c. hair
d. gland.
x x
31. Lunula is an area of
a.claw
b. nail
c. scale
d. horn.
32. Prong horns are found in
a.buffalo
b. antelopes
c.COW
d. rhino.
33. Beaks are not present in
a.tortoises
b. turtles
c. birds
d. rhino.
34. A feather grew with rudiment of barbs is called
a. pith
b. pin feather
C. feather follicle
d. filoplume
35 . The neossoptiles are the
a. nestling docons
b. filoplumes
d.remiges
c. bristles
36. Basket ending is
a.the network of nerves at the base of hair
b. the network of blood vessels at the base of hair
c. the network of nerves at the base of feather
d. the network of blood vessels at the base of feather.
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