Structural Organization in Animals MCQ Multiple Choice Questions with Answers
1. The kind of epithelium which forms the inner walls of blood vessels is:
a. Cuboidal epithelium
b. Columnar epithelium
c. Ciliated columnar epithelium
d. Squamous epithelium
Answer: d. Squamous epithelium
2. The Ciliated columnar epithelial cells in humans occur in:
a. Eustachian tube and stomach lining
b. Bronchioles and Fallopian tubes
c. Bile duct and esophagus
d. Fallopian tubes urethra
Answer: b. Bronchioles and Fallopian tubes
3. Compound squamous epithelium is found in:
a. Stomach
b. Intestine
c. Trachea
d. Pharynx
Answer: d. Pharynx
4. Which of the following type of cell junction is not found in animal tissues?
a. Adhering junction
b. Tight junction
c. Gap junction
d. Plasmodesmata
Answer: d. Plasmodesmata
5. Tendons and ligaments are the examples of:
a. Areolar connective tissue
b. Adipose tissue
c. Dense regular connective tissue
d. Loose connective tissue
Answer: c. Dense regular connective tissue
6. In all connective tissue, except which of the following the cells secrete fibers of structural proteins called collagen or elastin?
a. Bone
b. Cartilage
c. Areolar tissue
d. Blood
Answer: d. Blood
7. Which of the following statement is incorrect regarding Cuboidal epithelium?
a. It is epithelial tissue
b. It is composed of a single layer of cube-like cells
c. They are found in the walls of blood vessel and air sacs of lungs
d. Secretion and absorption are the main function of these tissue
Answer: c. They are found in the walls of blood vessel and air sacs of lungs
8. Adipose tissue belongs to which one of the following categories?
a. Epithelial
b. Connective
c. Muscular
d. Neutral
Answer: b. Connective
9. Which one of the following is not a connective tissue?
a. Bone
b. Cartilage
c. Blood
d. Muscles
Answer:
10. Which type of tissue is present in hump of camel and blubber of whale?
a. Areolar
b. Adipose
c. Muscular
d. Skeleton
Answer: b. Adipose
11. Which of the following cell contains fat droplets?
a. Macrophages
b. Plasma cells
c. Adipose cell
d. Leucocytes
Answer: c. Adipose cell
12. Which of the following consists of about 60% inorganic component (hydroxyapatite)?
a. Cartilage
b. Bone
c. Connective tissue
d. Muscles
Answer: b. Bone
13. A tendon is composed of…?
a. Fibrous connective tissue
b. Adipose tissue
c. Muscle tissue
d. Areolar tissue
Answer: a. Fibrous connective tissue
14. Where are antigens found?
a. On the surface of cells
b. Inside the cells
c. Inside nuclear membrane
d. On the surface of plasma
Answer: a. On the surface of cells
15. Which is the enzyme needed for muscle contraction, located in myosin?
a. Actin
b. Trypsin
c. Sucrase
d. ATPase
Answer: d. ATPase
16. Which of the following cell’s job is to carry oxygen from the lungs to the body tissues and carbon dioxide as a waste?
a. Platelets
b. Blood Plasma
c. Erythrocytes
d. Leukocytes
Answer: c. Erythrocytes
17. Large irregular ovoid cells found in the areolar tissue are known as:
a. Macrophages
b. Adipocytes
c. Mast cells
d. Chromatophores
Answer: c. Mast cells
18. During the allergic reactions which of the following cells releases heparin and histamines in the blood?
a. Eosinophils
b. Basophils
c. Mast cells
d. Neutrophils
Answer: b. Basophils
19. Which gland helps in the formation of ootheca in cockroaches?
a. Prothoracic glands of male
b. Prothoracic glands of female
c. Colleterial glands of female
d. Colleterial glands of male
Answer: c. Colleterial glands of female
20. Where bipolar neurons are found in the human body??
a. Spinal Cord
b. Brain
c. Embryonic stages
d. Olfactory epithelium
Answer: d. Olfactory epithelium
21. Choose the Incorrect statement about Periplaneta americana?
a. Excretion by malpighian tubules
b. Paurometabolous development
c. Mosaic vision
d. Hemolymph delivering oxygen to tissues
Answer: d. Hemolymph delivering oxygen to tissues
22. Which of the following type of cartilage is found in the epiglottis and the external ear?
a. Calcified
b. Hyaline
c. Fibrous
d. Elastic
Answer: d. Elastic
23. What tissue is most abundant and widely distributed in a body of complex animals?
a. Epithelium
b. Connective
c. Muscular
d. Neural
Answer: b. Connective
24. Which of these is an example of dense connective tissue? (A) Ligament (B) Tendon (C) Adipose tissue (D) Areolar tissue
a. C, D
b. A, B
c. A, D
d. Only D
Answer: b. A, B
25. Choose the correct association between tissue and its location:
a. Areolar tissue – Tendons
b. Cuboidal epithelium – Lining of stomach
c. Transitional epithelium – Tip of nose
d. Smooth muscle – Wall of intestine
Answer: d. Smooth muscle – Wall of intestine
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