Structural Organisation in Animals

In which of the following connective tissues, the cells secrete fibres of collagen or elastin? Choose the most appropriate answer from the options given below :

1. B, C, D and E only
2. A, B, C and E only
3. B, C and D only
4. A, C and D only

Given below are two statements: In the light of the above statements, choose the correct answer from the options given below:

1. Both Statement I and Statement II are false
2. Statement I is true but Statement II is false
3. Statement I is false but Statement II is true
4. Both Statement I and Statement II are true

Match List I with List II. Choose the correct answer from the options given below:

1. A-II, B-III, C-I, D-IV
2. A-II, B-I, C-IV, D-III
3. A-III, B-IV, C-II, D-I
4. A-I, B-II, C-IV, D-III

Which of the following is not a connective tissue?

1. Blood
2. Adipose tissue
3. Cartilage
4. Neuroglia

Match List-I with List-II Choose the correct answer from the options given below:

1. (a)-(iv), (b)-(iii), (c)-(i), (d)-(ii)
2. (a)-(i), (b)-(ii), (c)-(iii), (d)-(iv)
3. (a)-(ii), (b)-(i), (c)-(iv), (d)-(iii)
4. (a)-(iii), (b)-(iv), (c)-(ii), (d)-(i)

Which of the following is present between the adjacent bones of the vertebral column?

1. Intercalated discs
2. Cartilage
3. Areolar tissue
4. Smooth muscle

Choose the correct statements: Choose the most appropriate answer from the options given below:

1. A, B and E only
2. A, B and D only
3. B, C and E only
4. A, C and D only

Choose the correctly matched pair :

1. Adipose tissue – Dense connective tissue
2. Areolar tissue – Loose connective tissue
3. Tendon – Specialized connective tissue
4. Cartilage – Loose connective tissue

Given below is the diagrammatic sketch of a certain type of connective tissue. Identify the parts labeled A, B, C and D and select the right option about them [Figure]

1. A Mast cell, B Collagen fibres, C Fibroblast, D Macrophage
2. A Mast cell, B Macrophage, C Fibroblast, D Collagen fibres
3. A Macrophage, B Fibroblast, C Collagen fibres, D Mast cell
4. A Macrophage, B Collagen fibres, C Fibroblast, D Mast cell

The supportive skeletal structures in the human external ears and in the nose tip are examples of

1. Ligament
2. Areolar tissue
3. Cartilage
4. Bone

The kind of tissue that forms the supportive structure in our pinna (external ears) is also found in -

1. vertebrae
2. tip of the nose
3. ear ossicles
4. nails

Areolar connective tissue joins-

1. Bones with muscles
2. Bones with bones
3. Fat body with muscles
4. Integument with muscles

Mast cells secrete-

1. Histamine
2. Hippurin
3. Haemoglobin
4. Myoglobin

Mast cells of connective tissue contain -

1. Heparin and calcitonin
2. Heparin and histamine
3. Vasopressin and relaxin
4. Serotonin and melanin

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

Which cartilage is present at the end of long bones?

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

During an injury, the nasal septum gets damaged. For its recovery, which cartilage is preferred?

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

What happens if bone of frog is kept in dilute hydrochloric acid?

1. Will become flexible
2. Will turn black
3. Will break into pieces
4. Will shrink

Proteoglycan in cartilages which is part of polysaccharide is

1. Ossein
2. Cartilegen
3. Chondroitin
4. Casein