3920+ Biology Solved MCQs

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Chapter: Animal Husbandary and Plant Breeding
1.

The cow contain 250 kg weight produce how much protei=n per day.

A. 250 gm
B. 250 kg
C. 200 gm
D. 200 kg
Answer» C. 200 gm
discuss
2.

Cattle keepers are in center position in dairy industry because........

A. They carries good varieties of cattles.
B. They prepare different type of milk products.
C. Their products are sold at national in dairy industry.
D. They have brought white revolution in dairy industry.
Answer» A. They carries good varieties of cattles.
discuss
3.

Who was pioneer of dairy industry in Gujarat ?

A. Fahian
B. Haber
C. Varges kurian
D. Venus (whenson)
Answer» C. Varges kurian
discuss
4.

Where Imperial Veterinary Research Institute is located ?

A. New delhi
B. Izatnagar
C. Channai
D. Kolkata
Answer» B. Izatnagar
discuss
5.

Who is known as the father of modern bee science ?

A. Fahian
B. Kurian
C. Whenson
D. Huber
Answer» D. Huber
discuss
6.

Which is improper pair ?

A. Breeding female honey bee - Worker
B. Non breeding female hoey bee - Worker
C. Breeding male honey bee - Drone
D. Breeding female honey bee - Queen
Answer» A. Breeding female honey bee - Worker
discuss
7.

What is carried out in apiary (apiculture) ?

A. Honey bee brings nectar
B. Manufacture of colours, polish, cosmeties from wax
C. The rearing of honey bee colonies
D. All the above
Answer» C. The rearing of honey bee colonies
discuss
8.

Edible marine fishes are

A. Hilsa, Pomfret, Catla
B. Catla, Mackerel, Mrigal
C. Sardin, Mackerel, Mrigal
D. Sardin, Pomfret, Mackerel
Answer» D. Sardin, Pomfret, Mackerel
discuss
9.

Which type of hybridization is done for mule ?

A. In breeding hybridization
B. Out breeding hybridization
C. Inter specific hybridization
D. Intra specific hybridization
Answer» D. Intra specific hybridization
discuss
10.

Single cell protein is produced by

A. Anaerobic respiration (fermentation)
B. Aerobic respiration
C. Biofortication
D. Paturization
Answer» A. Anaerobic respiration (fermentation)
discuss
11.

Which sentence is not proper for the uses of single cell protein ?

A. Use as human or animal protein supplement
B. At’s utilization reduces enviornmental pollution
C. Use as a production of human gene
D. At has a high contens of protein, lipid, carbohycrate & vitamins
Answer» C. Use as a production of human gene
discuss
12.

Which microorganism produces same quantity of protein per day ?

A. Spirokits helophylls
B. Methenogens
C. Methylophillus methylotrophs
D. Thermo acidophylls
Answer» C. Methylophillus methylotrophs
discuss
13.

Which is corrcet for plant breeding.

A. Collection of variabilityselection of recombinationhybridization among parentstesting and commercilization of new cultivation.
B. Collection of variabilityselection of parentshybridization among parents selection of recombinationtesting and commercialization of new cultivation.
C. Selection of recombinationcollection of variabilityselection and hybridization of parentstesting and commercialization of new cultivation.
D. Selection of parentshybridization among parentscollection of variability selection of recombinationtesting and commercialization of new cultivation.
Answer» B. Collection of variabilityselection of parentshybridization among parents selection of recombinationtesting and commercialization of new cultivation.
discuss
14.

Which substance is twice amount of in maize hybrids.

A. Lysine
B. Leusine
C. Iso leusine
D. Glycine
Answer» A. Lysine
discuss
15.

Write full form of IVRI ?

A. Internation veterinary research institute.
B. Indian veterinary research institute.
C. Imperial veterinary research institute.
D. Imperial viral research institute.
Answer» C. Imperial veterinary research institute.
discuss
16.

Write full form of IARI ?

A. International agricultural research institute.
B. Indian agricultural research institute.
C. Imperial agricultural research institute.
D. Indian aronitical research institute.
Answer» B. Indian agricultural research institute.
discuss
17.

At temperature is carried for the explant in tissue cultare?

A. 02.4oc
B. 0.24oc
C. 024.0oc
D. 0240oc
Answer» C. 024.0oc
discuss
18.

Callus is obtaind during which time in tissue cultare ?

A. 2 to 3 days
B. 2 to 3 months
C. 2 to 3 weeks
D. 2 to 3 hours
Answer» C. 2 to 3 weeks
discuss
19.

In which method rotary shaker is used ?

A. Embryo culture
B. Biofortification
C. Suspension culture
D. Symbiosis
Answer» D. Symbiosis
discuss
20.

Which method can be used for hybrid plantlet of interspecific ?

A. Embryo culture
B. Tissue culture
C. Suspension culture
D. Callus culture
Answer» A. Embryo culture
discuss
21.

The hybridization to obtain higher level of protein and minerals is..........

A. Pasturization
B. Biofortification
C. Antibiosis
D. Symbiosis
Answer» B. Biofortification
discuss
22.

Which statement is improper for intraspecific hybridization.

A. Animals of two different species are interbreed.
B. The offspring show characters quite different form those obsreved in both parents.
C. In some cases fertility of offsprings gradually discreases.
D. Some times, the offsprings may posess all the desirable characters.
Answer» C. In some cases fertility of offsprings gradually discreases.
discuss
23.

Which genetically engineered technique is used to reduce enviornmental pollution to solve human nutrition problem.

A. Single cell protein.
B. Biofortification.
C. Bio gas production.
D. Pasturization.
Answer» A. Single cell protein.
discuss
24.

The plant tissue or organ that produce callus by division is called.......

A. Explant
B. Sepling
C. Embryo
D. Clone
Answer» A. Explant
discuss
25.

In which plant the seeds do not contain stored food ?

A. Atropa beladona
B. Canbis sataiva
C. Orchids
D. Opium
Answer» C. Orchids
discuss
26.

Statement A : Thousands of years ago agriculture began Statement B : At the same time animal husbandary, dairy farming, poltry & fisheries developed. Which statement is correct for statement A and reson R.

A. Both A and R are correct R is the correct explanation of A.
B. Both A and R are correct, but R is not correct explanation of A.
C. A is correct and R is wrong.
D. A is wrong and R is correct.
Answer» C. A is correct and R is wrong.
discuss
27.

Which statement is true for the researches carried out at the IVRI.

A. In india little attendance has been paid for developing poultry industry in comparision to other countries.
B. High biological value of eggs is recommended the consumption of eggs.
C. Poultry keeping has become small scale industry for palatable and nutritive food which it provides in the form of eggs as well as adult animals.
D. In India poutry farms development is necessary.
Answer» B. High biological value of eggs is recommended the consumption of eggs.
discuss
28.

Which statment is improper for honey ?
(1) Used of honey is mentioned in our prehistoric religious literatares.
(2) Honey fluid formed form the glands of the stomach of worker honey bee.
(3) Male honey bee are responsible for only breeding.
(4) Honey and bee’s wax are used to manufacture of paints, polish etc.
(5) It is the product mutually produced by plant and honey bee.

A. (1), (3), (4), (5)
B. (1), (3)
C. (1), (3), (5)
D. (2), (4)
Answer» D. (2), (4)
discuss
29.

Which group is for common fresh water fishes.

A. Rohu, mrigal, catia
B. Catla, rohu, mackerel
C. Mrigal, mackerel, pomfrets
D. Major carp, hilsa, sardin
Answer» A. Rohu, mrigal, catia
discuss
30.

Through plant tissue cultare growing the cell, tissue and organ in culture medium is called........

A. Toti potency
B. Stored food
C. Inter specific hybridization
D. Dormancy
Answer» A. Toti potency
discuss
31.

Match proper pair :
Colum-1 Colum-2
P. Milk (i) Tasty and nutritive food.
Q. Honey (ii) Callus culture.
R. Agar-agar (iii) Pasturization.
S. Rotery shaker (iv) Medicinal vakce.
T. Eggs (v) Suspension culture.

A. (P - i)(Q - iii)(R - ii)(S - iv)(T - v)
B. (P - iii)(Q - iv)(R - v)(S - ii)(T - i)
C. (P - iii)(Q - iv)(R - ii)(S - v)(T - i)
D. (P - i)(Q - ii)(R - iii)(S - iv)(T - v)
Answer» C. (P - iii)(Q - iv)(R - ii)(S - v)(T - i)
discuss
32.

What is proper for outbreeding.

A. Fertility of offsprings gradually decreases.
B. Collection of harmful dominant genes.
C. Animals of two different specier are interbred.
D. A superior male of any one species is mate with a female of other species.
Answer» D. A superior male of any one species is mate with a female of other species.
discuss
33.

Match proper option in colum 1 & 2.
Colum-1 Colum-2
(P) 1. Santa gertudis (i) Rapid clon enlarging.
(Q) 2. Orchid (ii) Inter specific hybridization.
(R) 3. Habrid maize (iii) Reduces enviormental pollution.
(S) 4. Mule (iv) Out breeding.
(T) 5. Methylophills (v) Bio fortification.

A. (P - ii)(Q - iv)(R - i)(S - iii)(T - v)
B. (P - iv)(Q - i)(R - v)(S - ii)(T - iii)
C. (P - v)(Q - i)(R - ii)(S - iii)(T - iv)
D. (P - i)(Q - ii)(R - iii)(S - iv)(T - v)
Answer» B. (P - iv)(Q - i)(R - v)(S - ii)(T - iii)
discuss
34.

Which process is necessary be for producing new geneic variety through plant breeding.

A. Selection of recombinants.
B. Testing new cultivation.
C. Selection and evalution of parents.
D. Testing, release and commercialization of new cultivation.
Answer» C. Selection and evalution of parents.
discuss
35.

Which option is proper for event of callus cultre ?

A. Explantcell divisioncallusadding cytokinintransform from cell to meristmatic tissue.
B. Explantcalluscell divisionadding cytokinintransform from cell to merismatic tissue.
C. Callusadding cytokinincell divisiontransform from cell to meristmatic tissueexplant.
D. Cell divisionadding cytokinincallusexplanttransform from cell to meristmatic tissue.
Answer» A. Explantcell divisioncallusadding cytokinintransform from cell to meristmatic tissue.
discuss
36.

What is improper in callus and suspension culture ?

A. Regeneration of sapling.
B. Formation of cell biomass.
C. Development of genetically modified plants
D. Protoplast isolation
Answer» C. Development of genetically modified plants
discuss
37.

Which type of plant is produce by plant tissue cultare.

A. Interspecific.
B. Dormant species.
C. Genetically modified species.
D. Hybrid species.
Answer» C. Genetically modified species.
discuss
38.

The goals of animal breeding are.....

A. Extension of reproductive phase of lite.
B. Increase in growth rate.
C. Higher quality for animal products.
D. All above.
Answer» D. All above.
discuss
39.

In plant tissue culture due to which process volume of the medium is decrecse...

A. To manage the 24oc temperature for the explant.
B. Due to air exchange.
C. Due to evoperation.
D. Rotates over in rotary shaker.
Answer» C. Due to evoperation.
discuss
40.

What is the aim of embryo culture ?

A. Sub culturing.
B. Uses of 2,4-D and cytokinin.
C. Protoplast isolation.
D. Growth of plant lets from dormant seeds.
Answer» D. Growth of plant lets from dormant seeds.
discuss
Chapter: Animal Tissue
41.

Which of the following structure are made of several layer's of cells :-

A. Ciliated epithelium
B. Stratified epithelium
C. Cuboidal epithelium
D. Columnar epithelium
Answer» B. Stratified epithelium
discuss
42.

Which simple epithelium tissue cells are square in vertical sections and Polygonal in horizontal section

A. Columnar epithelium
B. Squamous epithelium
C. Cuboidal epithelium
D. Ciliated epithelium
Answer» C. Cuboidal epithelium
discuss
43.

Which of the following structure is not covered by epithelial tissue :-

A. Blood vessel
B. Digestive gland
C. Skin
D. Cartilage
Answer» C. Skin
discuss
44.

Which type of epithelium is present in the inner lining of large bronchi :-

A. Squamous epithelium
B. Pseudo - stratified epithelium
C. Cuboidal epithelium
D. Columnar epithelium
Answer» B. Pseudo - stratified epithelium
discuss
45.

Which of the following is arranged in a single layer :-

A. Stratified epithelium
B. Pseudo-stratified epithelium
C. Ciliated epithelium
D. Transitional epithelium
Answer» A. Stratified epithelium
discuss
46.

Which tissue is located in uterine tube and proximal tube of kidneys respectively :-

A. Columnar epithelium, Cuboidal epithelium
B. Ciliated epithelium, columnar epithelium
C. Ciliated epithelium, Cuboidal epithelium
D. Cuboidal epithelium, ciliated epithelium
Answer» C. Ciliated epithelium, Cuboidal epithelium
discuss
47.

Which of the following is a function of cuboidal epithelium :-

A. Participate in secretion and excretion
B. Helps to remove mucus from trachea
C. To move mucus in a specific direction
D. Protect inner tissue cells
Answer» A. Participate in secretion and excretion
discuss
48.

Name the structure arranged on basement membrane in compound epithelium :-

A. Malpighian Corpuscle
B. Malpighian tubule
C. Germinative layer
D. Malpighian body
Answer» C. Germinative layer
discuss
49.

Which tissue occurs with in the passages of the excretory organs :-

A. Ciliated Stratified epithelium
B. Squamous Stratified epithelium
C. Transitional epithelium
D. Cuboidal Stratified epithelium
Answer» D. Cuboidal Stratified epithelium
discuss
50.

When the surface cells of stratified epithelium contain insoluble protein (Keratin) the tissue is called :-

A. Stratified Squamous Keratinised
B. Stratified Ciliated Keratinised
C. Stratified Cuboidal Keratinised
D. Stratified Columnar Keratinised
Answer» A. Stratified Squamous Keratinised
discuss
51.

Name of a structure formed of collagen protien :-

A. Yellow elastic
B. White fibres
C. Yellow fibre
D. White fibrous
Answer» B. White fibres
discuss
52.

Which cells of areolar tissue are able to move and ingest foreign particles

A. Fibroblast
B. Mast cells
C. Histocytes
D. All above
Answer» C. Histocytes
discuss
53.

Which of the following is not a component of connective tissue proper .

A. Adipose tissue
B. Tendon
C. Cartilage
D. Ligament
Answer» C. Cartilage
discuss
54.

Which of the following is not a component of Skeletal connective tissue :-

A. Compact bone
B. White-fibro cartilage
C. Calcified cartilage
D. Areolar tissue
Answer» D. Areolar tissue
discuss
55.

What is Synthesized by fibroblast

A. Collagen
B. Elastin
C. (A) and (B)
D. (A) or (B)
Answer» C. (A) and (B)
discuss
56.

Which connective tissue proper is made up of two types of fibre and cells :-

A. Tendon
B. White fibrous tissue
C. Ligament
D. Areolar tissue
Answer» D. Areolar tissue
discuss
57.

Which of the following tissue in normally found in tendon .

A. Hyaline cartiage
B. White fibrous tissue
C. Ligament
D. Areolar tissue
Answer» B. White fibrous tissue
discuss
58.

It connects the bones joints and holds them in position :-

A. Tendon
B. While elastic cartilage
C. Ligament
D. (B) and (C) both
Answer» C. Ligament
discuss
59.

Give examples of elastic bond

A. Tendon
B. Cartilage
C. Ligament
D. (B) and (C) both
Answer» A. Tendon
discuss
60.

Which of the following structure present in abundance in subcutaneous tissue :-

A. Yellow elastic tissue
B. Adipose tissue
C. White fibrous tissue
D. Tendon
Answer» B. Adipose tissue
discuss
61.

It is composed of bundles of collagen fibers :-

A. Tendon
B. White-fibro cartilage
C. Hyaline cartilage
D. White fibrous tissue
Answer» A. Tendon
discuss
62.

Who synthesized elastin protein

A. Fibroblast
B. Adipose cell
C. Phagocytic cell
D. Mast cells
Answer» A. Fibroblast
discuss
63.

Which of the following structure is seen in the joints between skull bones :-

A. Yellow elastic tissue
B. Cellular Cartilage
C. White Fibrous tissue
D. Tendon
Answer» B. Cellular Cartilage
discuss
64.

Which Structure is able to move in areolar tissue

A. Adipose cell
B. Phagocytic cell
C. Fibroblasts
D. Mast cell
Answer» B. Phagocytic cell
discuss
65.

Name the connective tissue present in larynx

A. White fibrous cartilage
B. Hyaline cartilage
C. Areolar tissue
D. Yellow elastic cartilage
Answer» B. Hyaline cartilage
discuss
66.

Which connective tissue is found in epiglottis :-

A. Yellow elastic cartilage
B. Calcified cartilage
C. Areolar tissue
D. White fibrous tissue
Answer» A. Yellow elastic cartilage
discuss
67.

A Structure having blood vessels in hyaline cartilage is :-

A. Matrix
B. Perichondrium
C. Lacunae
D. Chondroblasts
Answer» B. Perichondrium
discuss
68.

In which of the following yellow elastic cartilage is observed :-

A. Tip of nose
B. Ear pinna
C. Epiglottis
D. all above
Answer» D. all above
discuss
69.

Which of the following characteristics observed in yellow elastic cartilage :

A. It has elastin
B. Its matrix is homogeneous and translucent
C. A few flat and elongated fibroblast cells lay between the fibre bundles.
D. Cell are ovoid in shape and are surrounded by matrix.
Answer» A. It has elastin
discuss
70.

Matrix of bone is composed of protein called

A. Myosin
B. Ossein
C. Elastin
D. Actin
Answer» B. Ossein
discuss
71.

In the centre of bone there is a narrow cavity it contains a tissue which :-

A. is composed of adipose
B. is yellow in colour
C. Possess blood vessels
D. all above
Answer» D. all above
discuss
72.

Which of the following structure is not included in blood cells

A. Fibrinogen
B. Lymphocytes
C. Basophils
D. Erythrocytes
Answer» A. Fibrinogen
discuss
73.

Which is metabolic waste product of blood :-

A. Fibrinogen
B. carbon dioxide
C. Lysine
D. Immunoglobulin
Answer» B. carbon dioxide
discuss
74.

What is the number of RBCs per cubic mililiter blood of adult made under normal condition .

A. 41,00,000 to 60,00,000
B. 7.5  3.5 x 103
C. 39 to 55 x 1010
D. 39,00,000 to 55,00,000
Answer» A. 41,00,000 to 60,00,000
discuss
75.

Which structure of blood is nucleated?

A. Erythrocyte
B. Leucocytes
C. Bloood platlets
D. Above all
Answer» B. Leucocytes
discuss
76.

Nucleus of which leucocytes have many lobe :-

A. Eosinophil
B. Neutrophils
C. Basophils
D. Monocytes
Answer» B. Neutrophils
discuss
77.

The darker bands in muscle fibre is called

A. H - band
B. A - bands
C. Z - bands
D. I - bands
Answer» B. A - bands
discuss
78.

Which muscle tissue is mononucleate having granular sarcoplasm around its nucleus :-

A. Smooth muscle
B. Voluntary muscle tissue
C. Cardiac muscle
D. Skeletal muscle tissue
Answer» A. Smooth muscle
discuss
79.

The lighter bands in muscles fiber is called :-

A. I - band
B. H - bands
C. Z - bands
D. A - bands
Answer» A. I - band
discuss
80.

A structure formed by enveloped of schwann's cells

A. Nodes of Ranvier
B. Neurilemma
C. Myelin Sheath
D. (A) and (C) both
Answer» B. Neurilemma
discuss
81.

Cell body of which neuron giving rise to both dendrite and axonal branches.

A. Unipolar neuron
B. Multipolar neuron
C. Bipolar neuron
D. All the above
Answer» B. Multipolar neuron
discuss
82.

Which structure is indicated by each myelinated nerve fibre.
(A) Neurilemma (B) Constritions at regular intervals called nodes of ranvier
(C) Neurotransmitters (D) Synapes
Directions : In the following questions there are two statements; Assertion (A) and Reason (R):

A. Both A and R are true and R is correct explanation ofA.
B. Both A and R are true but R is not correct explanation of A.
C. A is true and R is wrong.
D. A is wrong and R is true.
Answer» B. Both A and R are true but R is not correct explanation of A.
discuss
83.

Which pair of structures distinguishes a nerve cell from other cells.

A. Vacuole and fibre
B. Nucleus and mitochondria
C. Perikaryon and dendrites
D. Flagellum and medullary sheath
Answer» C. Perikaryon and dendrites
discuss
84.

Transitional epithelium occurs in : (MHTCET 2008)

A. Blood vessel
B. Trachea
C. Kidney
D. Ureter/urinary bladder
Answer» D. Ureter/urinary bladder
discuss
85.

The study of tissues is knows as : (MPPMT 2010)

A. Physiology
B. Ecology
C. Histology
D. Anatomy
Answer» C. Histology
discuss
86.

Find out the wrong match : (Kerala 2010)

A. Eosinophils Allergic response
B. Basophils Secrete histamine and serotonin
C. Monocytes Secrete heparin
D. Lymphocytes Immune response
Answer» C. Monocytes Secrete heparin
discuss
87.

The outer covering of cartilage is called. (WB 2010)

A. Peritoneum
B. Periosteum
C. Endosteum
D. Perichondrium
Answer» D. Perichondrium
discuss
88.

Skin is : (CPMT 2010)

A. Cubiodal epithelium
B. Stratified epithelium
C. Coloumnar epithelium
D. Pseudostratified epithelumn
Answer» D. Pseudostratified epithelumn
discuss
89.

Match the animals listed in column-I to blood listed in column-II. (KCET 2010)
Column-I Column-II
(P) Man (i) Plasma and cells are colourless
(Q) Earth worm (ii) Plasma colourless and nucleated RBC
(R) Cockroach (iii) Plasma colourless and enucleated RBC
(S) Frog (iv) Plasma red and nucleated colourless RBC
(v) Plasma and RBS have haemoglobin

A. (P-iii), (Q-iv), (R-i), (S-ii)
B. (P-iv), (Q-v), (R-iii), (S-ii)
C. (P-i), (Q-iv), (R-ii), (S-iii)
D. (P-v), (Q-iii), (R-i), (S-iv)
Answer» A. (P-iii), (Q-iv), (R-i), (S-ii)
discuss
90.

Matrix of bone and cartilage can be distinguished by the presence of : (Orrisa 2010)

A. Lacuma
B. Chromatophares
C. Haversian canals
D. Adipose cells
Answer» C. Haversian canals
discuss
91.

Which type of tissue forms glands : (MPPMT 2010)

A. Epithelial
B. Muscular
C. Nervous
D. Connective
Answer» A. Epithelial
discuss
92.

Which of the following blood cells help in blood coagulation. (Orrisa 2010)

A. RBC
B. Lymphocytes
C. Thrombocytes
D. Basophils
Answer» C. Thrombocytes
discuss
93.

Fibroblasts macrophages and mast cells are present in : (Kerala 2010)

A. Cartilage tissue
B. Areolar tissue
C. Adipose tissue
D. Glandular epithelium
Answer» B. Areolar tissue
discuss
94.

Which type of epithelium is involved in a function to move particles or mucus in specific direction : (HPPMT 2010)

A. Squamous epithelium
B. Cuboidal epithelium
C. Columnar epithelium
D. Ciliatal epithelium
Answer» D. Ciliatal epithelium
discuss
95.

Which of these is not found in connective tissue : (MPPMT 2010)

A. Collagen fibre
B. Basement membran
C. Hyaluronic acid
D. Fluid
Answer» B. Basement membran
discuss
96.

Multi-lobed nucleus and granular cytoplasm are characteristics of which of the WBCs : (Orissa 2010)

A. Neutrophil
B. Monocytes
C. Lymphocytes
D. Eosinophils
Answer» A. Neutrophil
discuss
97.

Which one of the following plasma proteins is involved in the coagulation of blood. (CBSE 2011)

A. globulin
B. Fibrinogen
C. albumin
D. Serum amylase
Answer» B. Fibrinogen
discuss
98.

Which of the following is not a connecting tissue. (CPMT 2010)

A. Blood
B. bone
C. Lymph
D. Nerve
Answer» D. Nerve
discuss
99.

The ciliated columnar epithelial cells in humans are knows to occur in. (CBSE 2011)

A. Bile duct and oesophagus
B. Fallopian tubes and urethra
C. Eustachian tube and stomach lining
D. Bronchioles and fallopian tubes
Answer» D. Bronchioles and fallopian tubes
discuss
100.

Which of the following is correct for (1), (2), (3) lebelled in the given diagram ?

A. (1) Nucleus, (2) Basment membrane, (3) Free polygonal surface
B. (1) Free polygonal surface, (2) Basement membranme, (3) Nucleus
C. (1) Nucleus, (2) Free polygonal surface, (3) Basement membrane
D. (1) Basement membrane, (2) Nucleus, (3) Free polygonal surface
Answer» C. (1) Nucleus, (2) Free polygonal surface, (3) Basement membrane
discuss

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