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MM : 0 TISSUE AND BIOMOLECULES AIATS Time : 60 Min.
TISSUE AND BIOMOLECULES AIATS
1. Proteins carry out many functions in living organisms 7. Choose the incorrect match.
except
(A) Simple cuboidal epithelium - Lining of trachea
Some of them transport nutrients across cell
(A) (B) Transitional epithelium - Lining of pelvis
membrane
(C) Stratified epithelium - Lining of buccal cavity
(B) Some fight against infections
(D) Brush bordered cuboidal epithelium - PCT of nephron
(C) Some have structural and functional role
(D) They are the primary source of energy in our body 8. Read the following statements carefully and choose the
correct answer
2. Proteinaceous part of a holoenzyme is called Statement A: Ciliated epithelium functions to move
particles or mucus in a specific direction over the
(A) Conjugated enzyme
epithelium
(B) Apoenzyme Statement B: Squamous epithelium is found in the walls
of blood vessels.
(C) Co-enzyme
(A) Both statements are correct
(D) Co-factor
(B) Both statements are incorrect
3. Select an alcoholic amino acid
(C) Only statement A is correct
(A) Lysine
(D) Only statement B is correct
(B) Glycine
9. Read the following statements w.r.t neurons
(C) Serine (A) They are unit of neural system
(D) Alanine (B) They exert greatest control over the body’s
responsiveness to changing conditions
4. Select the statement which is not related to smooth (C) These are specialized to send messages in our body
muscle fibres. How many statements is/are correct?
Their fibres taper at both ends and do not show (A) One
(A)
striations.
(B) Two
They are located in the wall of blood vessels, stomach
(B) (C) Three
and intestine.
(D) Zero
Their functions cannot be directly controlled by our
(C)
will. 10. Collagen fibres are secreted by A and these fibres are
They show multinucleated appearance and ¯
¯¯¯
¯
oriented differently in B connective tissue.
(D)
branching. ¯¯
¯¯¯
Choose the option that correctly identifies A and B
5. Intercalated disc in a cardiac muscle is respectively.
(A) Responsible for light and dark bands of the muscle (A) Mast cells, skeletal
(B) Dark line seen along the long axis of the muscle fibre (B) Fibroblasts, dense regular
(C) Responsible for cells to contract as a unit (C) Fibroblasts, dense irregular
Present in structures or organs of the body subjected (D) Macrophages, dense irregular
(D)
to high stresses
11. Fallopian tubes are lined by
6. How many fatty acid residue(s) are present in a lecithin (A) Ciliated epithelium
molecule?
(B) Brush bordered cuboidal epithelium
(A) 1
(C) Squamous epithelium
(B) 2
(D) Pseudostratified epithelium
(C) 3
(D) 4
, 12. Select the incorrect option w.r.t. the type of muscle tissue, 16. ‘X’ is a specialised connective tissue. It is the site of
its location and action. production of cells of another specialised connective
tissue ‘Y’. Identify ‘X’ and ‘Y’ and select the correct
Muscle Location Action
option.
tissue
(1) Skeletal Triceps of Voluntary (A) Matrix of ‘Y’ is solid, hard and non-pliable
upper arms (B) Matrix of ‘X’ is hard and pliable
(2) Smooth Wall of Involuntary Skeletal muscles are found attached to ‘X’ to bring
intestine (C)
about movements
(3) Cardiac Only in heart Involuntary
‘X’ and ‘Y’ both contain the semi-fluid ground
(4) (D)
Smooth All visceral Involuntary substance and fibres
organs
17. Find out the correct statement w.r.t epithelial tissues.
(A) (1) Basement membrane of epithelial tissues is a cellular
(A)
(B) (2) layer
(C) (3) (B) Glands are composed of epithelial tissues
(D) (4) There is an abundant intercellular material between
(C)
the epithelial cells
13. Select the option which identifies A and
Simple epithelium is present in Buccal cavity, pharynx
correctly.
¯¯¯¯¯¯¯¯¯¯¯¯ (D)
B and in urinary bladder
¯¯¯¯¯¯¯¯¯¯¯
18. Choose the odd one w.r.t. exocrine secretions
(A) Saliva
(B) Milk
(C) Hormones
(D) Earwax
(A) A - Lymph, B – Muscle tissue
19. Which of the following statements is incorrect?
(B) A - Neural tissue, B - Blood
(A) Epithelial tissues are highly vascular
(C) A - Areolar tissue, B - Blood
Connective tissue is the most abundant and widely
(D) A - Areolar tissue, B - Neural tissue (B)
distributed tissue in the body of animals
14. Which of the following tissue acts as shock absorber due (C) Tendon joins skeletal muscle to bone
to presence of solid and pliable matrix and cushions
articular surfaces of tibia and femur where they come (D) Ligaments connect bone to bone
together? 20. Complete the analogy w.r.t. proteins and their functions.
(A) Tendon Trypsin : Enzyme : : GLUT-4 : _____
(B) Muscle (A) Fights infectious agents
(C) Ligament (B) Hormone
(D) Cartilage (C) Enables glucose transport into cells
15. Read the following statements and choose the option (D) Forms intercellular ground substance
with all correct statements. 21. How many of the structures given in the box below are
a. When a neuron is suitably stimulated, an electrical normally present in areolar connective tissue?
disturbance is generated which travels along its plasma
membrane.
b. Cardiac muscle cells contract as a unit due to presence
of adhering junctions at some fusion points.
c. Specialized junctions in nearly all animal tissues
provide both structural and functional links between the Select the correct option.
individual cells. (A) 4
d. Most of the bones in vertebrate embryos are replaced
by cartilages in adults. (B) 5
(A) a and b (C) 3
(B) b and c (D) 2
(C) c and d 22. Triglyceride is formed by
(D) a and c (A) 1 Glycerol + 3 Fatty acids
(B) 3 Glycerol + 1 Fatty acid
(C) 3 Glycerol + 3 Fatty acids
(D) 3 Glycerol + 2 Fatty acids