Structural organisation in animals MCQs with Answers

Question-1. A child of blood group O cannot have parents of blood groups

1. O and O
2. AB and AB/O
3. A and B
4. B and B

Question-2. A man with blood group A, marries AB blood group woman. Which type of progeny indicate that the man is not homozygous?

1. O
2. AB
3. B
4. A

Question-3. A person with blood group A requires blood.The blood group which can be given is

1. A, B, AB and O
2. A and B
3. A and AB
4. A and O

Question-4. A piece of bone such as femur of frog if kept in dilute HC1 for about a week will

1. crack into pieces
2. assume black colour
3. shrink in size
4. turn flexible

Question-5. An action potential in the nerve fibre is produced when positive and negative charges on the outside and the inside of the axon membrane are reversed, because

1. all sodium ions enter the axon
2. more potassium ions enter the axon as compared to sodium ions leaving it
3. more sodium ions enter the axon as compared to potassium ions leaving it
4. all potassium ions leave the axon

Question-6. Antigens are present

1. on nuclear membrane
2. inside the nucleus
3. on cell surface
4. inside the cytoplasm

Question-7. At high altitude, the RBCs in the human blood will

1. decrease in number
2. increase in size
3. decrease in size
4. increase in number

Question-8. Basement membrane is made up of

1. no cell at all, but is a product of epithelial cells
2. epidermal cells only
3. endodermal cells only
4. Both a) and b)

Question-9. Blood group AB has

1. Both a) and b)
2. no antigen
3. no antibody
4. neither antigen nor antibody

Question-10. Brush border is characteristic of

1. All of the above
2. Neck of nephron
3. collecting tube
4. proximal convoluted tubule

Question-11. Characteristics of smooth muscle fibres are

1. cylindrical, unbranched, unstriated,multinucleate and voluntary
2. spindle-shaped, unbranched, unstriated,uninucleate and involuntary
3. spindle-shaped, unbranched, unstriped,multinucleate and involuntary
4. cylindrical, unbranched, unstriped,multinucleate and involuntary

Question-12. Child death may occur in the marriage of

1. Rh– man and Rh+ woman
2. Rh+ man and Rh+ woman
3. Rh+ man and Rh– woman
4. Rh– man and Rh– woman

Question-13. Cilia, Flagella and microvilli are associated with the

1. Nervous tissue
2. Epithelial tissue
3. Muscular tissue
4. Connective tissue

Question-14. Collagen is

1. carbohydrate
2. fibrous protein
3. globular protein
4. lipid

Question-15. Component of blood responsible for producing antibodies is

1. lymphocytes
2. thrombocytes
3. monocytes
4. erythrocytes

Question-16. During an injury nasal septum gets damaged and for its recovery which cartilage is preferred?

1. Fibrous cartilage
2. Hyaline cartilage
3. Elastic cartilage
4. Calcified cartilage

Question-17. Epithelial tissue with thin flat cells appearing like packed tiles occurs on

1. inner lining of ovary
2. inner lining of cheek
3. inner lining of stomach
4. inner lining of fallopian tubes

Question-18. Excretory organs of Cockroach are

1. None of these
2. malpighian tubules
3. hreen glands
4. Both

Question-19. Formation of cartilage bones involves

1. deposition of bony matter by osteoblasts only
2. deposition of bony matter by osteoblasts and resorption by chondroclasts
3. deposition of bony matter by osteoclasts and resorption by chondroblasts
4. deposition of bony matter by osteoclasts only

Question-20. Haemoglobin is a type of

1. respiratory pigment
2. carbohydrate
3. vitamin
4. skin pigment

Question-21. Haemophilia is

1. mosquito having haemocoel
2. royal disease
3. faulty blood clotting
4. Both a) and b)

Question-22. Histamine is secreted by

1. histocytes
2. mast cells
3. fibroblast
4. melanocytes

Question-23. Histamine secreting cells are found in

1. nervous tissue
2. connective tissue
3. lungs
4. muscular tissue

Question-24. Housefly possesses

1. three pairs of wings
2. one pair of wings
3. four pair of wings
4. two pairs of wings

Question-25. In mammals, histamine is secreted by

1. mast cells
2. fibroblasts
3. histocytes
4. lymphocytes

Question-26. Intercalated discs are the communication junctions between the cells of

1. nerve and striated muscles
2. cardiac muscles
3. striped muscles
4. adipose tissue

Question-27. Ligament is a

1. None of the above
2. modified yellow elastic fibrous tissue
3. inelastic white fibrous tissue
4. modified white fibrous tissue

Question-28. Lymph differ from blood in possessing

1. more WBC and few RBC
2. only WBC
3. more RBC and WBC
4. more RBC and few WBC

Question-29. Major inorganic component of vertebrate bone is

1. calcium carbonate
2. calcium phosphate
3. sodium hydroxide
4. potassium hydroxide

Question-30. Male and female cockroaches can be distinguished externally through

1. None of these
2. anal styles in male
3. anal cerci in female
4. anal style and antennae in females

Question-31. Malpighian tubules are the excretory organs in

1. Pila
2. Cockroach
3. Platyhelminthes
4. Ascaris

Question-32. Mast cells are associated with

1. exocrine glands
2. areolar connective tissue
3. neural tissue
4. endocrine glands

Question-33. Mast cells of connective tissue contain

1. serotonin and melanin
2. vasopressin and relaxin
3. heparin and histamine
4. heparin and calcitonin

Question-34. Mineral found in red pigment of vertebrate blood is

1. copper
2. magnesium
3. iron
4. calcium

Question-35. Myoglobin is present in

1. all muscle fibres
2. both white and red muscle fibres
3. red muscle fibres only
4. white muscle fibres only

Question-36. Protein present in the matrix of cartilage is known as

1. ossein
2. chondrin
3. casein
4. cartilagin

Question-37. Pseudostratified epithelium is found in

1. urinary tract
2. respiratory tract
3. kidney
4. oesophagus

Question-38. Removal of calcium from freshly collected blood would

1. prevent destruction of haemoglobin
2. cause delayed clotting
3. prevent clotting
4. cause immediate clotting

Question-39. Sickle cell anaemia is due to

1. change of amino acid in either a or bchain of haemoglobin
2. change of amino acid in a-chain of haemoglobin
3. change of amino acid in b-chain of haemoglobin
4. change of amino acid in both a and b chains of haemoglobin

Question-40. Simple epithelium is a tissue in which the cells are

1. loosely connected to one another to form an irregular organ
2. hardened and provide support to the organ
3. cemented directly to one another to form a single layer
4. continuously dividing to provide form to an organ

Question-41. Stratum germinativum is an example of which kind of epithelium?

1. Squamous
2. Cuboidal
3. Ciliated
4. Columnar

Question-42. Tendon is made up of

1. yellow fibrous connective tissue
2. adipose tissue
3. modified white fibrous tissue
4. areolar tissue

Question-43. Tendons and ligaments are the examples of

1. areolar connective tissue
2. dense regular connective tissue
3. loose connective tissue
4. adipose tissue

Question-44. The blood group with antibody-a and b is

1. AB
2. B
3. A
4. O

Question-45. The cell junctions called tight, adhering and gap junctions are found in

1. neural tissue
2. epithelial tissue
3. muscular tissue
4. connective tissue

Question-46. The functional unit of contractile system in striated muscle is

1. cross bridges
2. myofibril
3. sarcomere
4. Z-lines

Question-47. The kind of epithelium which forms the inner walls of blood vessels is

1. cuboidal epithelium
2. squamous epithelium
3. ciliated columnar epithelium
4. columnar epithelium

Question-48. The life span of human WBC is approximately

1. more than 4 months
2. less than 10 days
3. between 20 to 30 days
4. between 2 to 3 months

Question-49. The long bones are hollow and connected by air passage. They are characteristic of

1. None of these
2. aves
3. mammalia
4. sponges

Question-50. The Nissl’s granules of nerve cell are made up of

1. RNA
2. ribosomes
3. protein
4. DNA

Question-51. The polysaccharide present in the matrix of cartilage is known as

1. casein
2. cartilagin
3. ossein
4. chondroitin

Question-52. The type of epithelial cells which line inner surface of fallopian tubes, bronchioles and small bronchi are known as

1. cubical epithelium
2. ciliated epithelium
3. squamous epithelium
4. columnar epithelium

Question-53. Vitamin-K is required for

1. synthesis of prothrombin
2. formation of thromboplastin
3. conversion of fibrinogen to fibrin
4. conversion of prothrombin to thrombin

Question-54. What is common among silverfish, scorpion, crab and honey bee?

1. None of these
2. Metamorphosis
3. Poison glands
4. Both

Question-55. What is correct for blood group "O"?

1. A, B antigens and a, b antibodies
2. No antigens but both a and b antibodies are present
3. A antigen and b antibody
4. Antigen and antibody both absent

Question-56. What is correct regarding leucocytes ?

1. These are produced in thymus
2. These can squeeze out through (can cross) the capillary walls
3. These are enucleated
4. Sudden fall in their number indicates cancer

Question-57. What used to be described as Nissl’s granules in a nerve cell are now identified as

1. fat granules
2. ribosomes
3. mitochondria
4. cell metabolites

Question-58. Which cartilage is present at the end of long bones?

1. Fibrous cartilage
2. Calcified cartilage
3. Hyaline cartilage
4. Elastic cartilage

Question-59. Which cells do not form layer and remain structurally separate?

1. Gland cells
2. Epithelial cells
3. Muscle cells
4. Nerve cells

Question-60. Which is the principal cation in the plasma of the blood ?

1. Calcium
2. Magnesium
3. Sodium
4. Potassium

Question-61. Which of the following is agranulocyte?

1. Neutrophil
2. Lymphocyte
3. Eosinophil
4. Basophil

Question-62. Which of the following is not a granulocyte?

1. Eosinophil
2. Lymphocyte
3. Basophil
4. Neutrophil

Question-63. Which of the following is not exclusively supplied with involuntary muscles?

1. Muscles of urethra
2. Muscular coats of blood vessels
3. Muscles of the ducts of glands
4. Muscles of iris

Question-64. Which of the following statements is correct about node of Ranvier ?

1. Covered by myelin sheath
2. Axolemma is discontinuous
3. Myelin sheath is discontinuous
4. Both neurilemma and myelin sheath are discontinuous

Question-65. Which one engulfs pathogens rapidly?

1. Neutrophils
2. Acidophils
3. Monocytes
4. Basophils

Question-66. Which one of the following contains the largest quantity of extracellular material?

1. Stratified epithelium
2. Myelinated nerve fibres
3. Striated muscle
4. Areolar tissue

Question-67. Young one of the cockroach is called

1. Maggot
2. Nymph
3. Naid
4. Grub

Question-68. Blood corpuscles are formed in the

1. pancreas
2. Haversian canal
3. endosteum
4. red bone marrow

Question-69. Ciliated epithelium is present in

1. none of the above
2. fallopian tubes
3. blood vessels
4. mid brain

Question-70. Fats are richly found in

1. liver cells
2. alveolar tissue
3. lymph glands
4. adipose tissue

Question-71. Frogs are beneficial to us because

1. all of these
2. they protect crops.
3. they links food web
4. they are food to man.

Question-72. Osteoblasts are found in

1. catrilage
2. blood
3. muscle
4. bone

Question-73. Protein not found in the connective tissues is

1. elastin
2. actin
3. ossein
4. collagen

Question-74. Spot the salivary gland in the following :

1. lacrimal
2. sublingual
3. adrenal
4. Brunners

Question-75. Tendons connect the following:

1. bone to muscle
2. bone to bone
3. muscle to muscle
4. cartilage to muscle

Question-76. The characteristic of simple eqithelium is that

1. cells are generally ciliated
2. the cells are loosely placed
3. they are single – layered in thickness
4. cells are tightly packed with no intercelluar spaces

Question-77. The ciliated epithelium in our body may be found in

1. intestines
2. trachea
3. ureter
4. bile duct

Question-78. The main function of the skin of frog is

1. to convert light vitamin D
2. the exchange of respiratory gases
3. the storage of fat
4. the storage of energy

Question-79. The vascular tissue of blood is made up of

1. all of the above
2. RBC
3. plasma
4. platelets

Question-80. Which is not a part of reproductive system of female cockroach?

1. Collaterial glands
2. Phallic gland
3. Vestibulum
4. Gonapophyses

Question-81. Which membrane protects the eyes of frog in water?

1. Nictitating
2. Tympanum
3. Skin
4. Sebaceous

Question-82. Which of the following helps in locomotion of earthworms?

1. Nephridiophores
2. Clitellum
3. Setae
4. Intersegmental grooves

Question-83. Which of the following is absent in female frog?

1. All are present
2. Webbed feet
3. Copulatory pads
4. Tympanum

Question-84. Which one of the following is a scent gland of mammals?

1. Adrenal
2. Bartholin
3. Anal
4. Prostate

Question-85. Which one of the four parts mentioned below is not part of a single uriniferous tubule ?

1. Collecting ducts
2. Bowman scapsule
3. Loop of Henle
4. Distal convoluted tubule