Structural organisation in animals MCQs with Answers

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

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

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. AB
2. B
3. A
4. O

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

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

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

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

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

Question-6. Antigens are present

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

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

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

Question-8. Basement membrane is made up of

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

Question-9. Blood group AB has

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

Question-10. Brush border is characteristic of

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

Question-11. Characteristics of smooth muscle fibres are

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

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

Question-14. Collagen is

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

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

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

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

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

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

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

Question-18. Excretory organs of Cockroach are

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

Question-19. Formation of cartilage bones involves

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

Question-20. Haemoglobin is a type of

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

Question-21. Haemophilia is

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

Question-22. Histamine is secreted by

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

Question-23. Histamine secreting cells are found in

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

Question-24. Housefly possesses

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

Question-25. In mammals, histamine is secreted by

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

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

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

Question-27. Ligament is a

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

Question-28. Lymph differ from blood in possessing

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

Question-29. Major inorganic component of vertebrate bone is

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

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

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

Question-31. Malpighian tubules are the excretory organs in

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

Question-32. Mast cells are associated with

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

Question-33. Mast cells of connective tissue contain

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

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

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

Question-35. Myoglobin is present in

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

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

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

Question-37. Pseudostratified epithelium is found in

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

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

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

Question-39. Sickle cell anaemia is due to

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

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

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

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

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

Question-42. Tendon is made up of

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

Question-43. Tendons and ligaments are the examples of

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

Question-53. Vitamin-K is required for

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

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

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

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

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

Question-56. What is correct regarding leucocytes ?

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

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

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

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

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

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

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

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

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

Question-61. Which of the following is agranulocyte?

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

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

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

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

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

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

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

Question-65. Which one engulfs pathogens rapidly?

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

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

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

Question-67. Young one of the cockroach is called

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

Question-68. Blood corpuscles are formed in the

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

Question-69. Ciliated epithelium is present in

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

Question-70. Fats are richly found in

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

Question-71. Frogs are beneficial to us because

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

Question-72. Osteoblasts are found in

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

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

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

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

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

Question-75. Tendons connect the following:

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

Question-76. The characteristic of simple eqithelium is that

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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