Structural organization in animals - 8 febContact Number: 8527521718Structural organization in animals - 8 febContact Number: 8527521718Pavement epithelium is an alternate name for
1. Squamous epithelium
2. Cuboidal epithelium
3. Ciliated epithelium
4. Compound epithelium
Match the following:
Column-I Column-II
a. Squamous epithelium (i) Lining of intestine
b. Cuboidal epithelium (ii) Ovary
c. Columnar epithelium (iii) Blood vessels
d. Ciliated epithelium (iv) Bronchioles
1. a(i), b(ii), c(iii), d(iv)
2. a(iii), b(ii), c(i), d(iv)
3. a(iii), b(iv), c(i), d(ii)
4. a(i), b(iv), c(iii), d(ii)
The cells of connective tissue which produce histamine are
1. Fibroblasts
2. Macrophages
3. Mast cells
4. Plasma cells
The connective tissue which acts as an insulator and prevent loss of heat from the body is
1. Areolar
2. Adipose
3. Blood
4. Cartilage
Which of the following cells in areolar tissue are phagocytic?
1. Histiocytes
2. Fibroblasts
3. Macrophages
4. Both (1) & (3)
Which of the following muscles act involuntarily?
(a) Striated muscles (b) Smooth muscles
(c) Cardiac muscles (d) Skeletal muscles
1. (a) & (b)
2. (b) & (c)
3. (c) & (d)
4. (a) & (d)
Cardiac muscle fibres are
1. Striated and involuntary
2. Striated and voluntary
3. Non-striated and involuntary
4. Non-striated and voluntary
Gap junctions are characteristically found in
1. Skeletal muscles
2. Cardiac muscles
3. Multi-unit smooth muscles
4. Striated muscles
Contractile proteins are found in
1. Bone
2. Blood
3. Cartilage
4. Muscles
Neuroglia
1. Protect neurons
2. Support neurons
3. Make up more than one-half the volume of neural tissue
4. All of these
Which of the following is incorrect with respect to junction and its function?
1. Tight junction – Promotes leaking of substances across a tissue
2. Adhering junction – Keep neighbouring cells together
3. Gap junction – Connecting the cytoplasm of adjoining cells for rapid transfer of ions and small molecules
4. Gap junction – Facilitates the cells to communicate with each other
During an injury nasal septum gets damaged. Which cartilage is involved?
1. Elastic cartilage
2. Hyaline cartilage
3. Calcified cartilage
4. Fibrous cartilage
The kind of tissue that forms the supportive structure in pinna is also found in
1. Tip of the nose
2. Vertebrae
3. Nails
4. Ear ossicles
What happens if the bone of a frog is kept in dilute hydrochloric acid?
1. It becomes flexible
2. It turns black
3. It breaks into pieces
4. It shrinks
Which of the following is not a characteristic feature of biceps muscle?
1. We are usually able to make it contract merely by thinking about it
2. It has alternate light and dark bands
3. Its muscle fibre taper at both ends
4. Its muscle fibres are bundled together in a parallel fashion
Which of the following cells can release heparin and histamine in the blood?
1. Mast cells
2. Eosinophils
3. Mast cells and basophils
4. Eosinophils and mast cells
Nucleus pulposus is present in
1. Centre of skull bones
2. Patella
3. Scapula
4. Centre of intervertebral disc
Unipolar neurons with an axon and no dendrite are present in
1. Embryos
2. Dorsal root ganglia of spinal cord
3. Brain
4. Retina
Which one is the most abundant protein in the animal world ?
1. Insulin
2. Trypsin
3. Haemoglobin
4. Collagen
The four sketches (A, B, C and D) given below, represent four different types of animal
tissues. Which one of these is correctly identified in the options given, along with its
correct location and function?
Tissue Location Function
1. (B) Glandular epithelium Intestine Secretion
2. (C) Collagen fibres Cartilage Attach skeletal muscles to bones
3. (D) Smooth muscle tissue Heart Heart contraction
4. (A) Columnar epithelium Nephron Secretion and absorption
Which one of the following human organs is often called the "graveyard of RBCs"?
1. Gall bladder
2. Kidney
3. Spleen
4. Liver
Phagocytosis and pinocytosis are collectively termed as
1. Endocytosis
2. Suspension feeding
3. Omnivores
4. Mucous trap
Basement membrane is made up of
1. Cell product of epithelial cell
2. Epidermal cell only
3. Endodermal cell
4. Both (2) & (3)
What will happen if ligaments are torn?
1. Bones will move freely at joint and no pain
2. Bone less movable at joint & pain
3. Bone will become unfixed
4. Bone will become fixed
Which of the following mouth part act as tongue in cockroach?
1. Labium
2. Hypopharynx
3. Maxillae
4. Labrum
Hind wings in cockroach arises from
1. Prothorax
2. Mesothorax
3. Metathorax
4. Pronotum
In cockroach, foregut comprises of
1. Pharynx, oesophagus, crop and gizzard
2. Mesenteron, crop and gizzard
3. Ileum, colon and rectum
4. Pharynx, oesophagus and rectum
Hepatic caecae are found at the junction of
1. Midgut and hindgut
2. Crop and gizzard
3. Midgut and gizzard
4. Midgut and ileum
Malpighian tubule are lined by
1. Glandular epithelium with ciliated cells
2. Simple epithelium and non-ciliated cells
3. Cutinised epithelium
4. Simple squamous epithelium
In cockroach, eye consists of visual units called
1. Ostia
2. Ommatidia
3. Gonapophyses
4. Spiracles
External genitalia in cockroach consist of small irregular chitinous plates known as
1. Seminal vesicles
2. Collateral gland
3. Phallomeres
4. Abdominal sclerites
The terga, sterna and pleura of cockroach body are joined by
1. Cartilage
2. Cementing glue
3. Muscular tissue
4. Arthrodial membrane
Select the correct statement from the ones given below with respect to Periplaneta americana
1. Grinding of food is carried out only by the mouth parts
2. Nervous system located dorsally, consists of segmentally arranged ganglia joined by a pair of longitudinal connectives
3. Males bear a pair of short thread like anal styles
4. There are 16 very long Malpighian tubules present at the junctions of midgut and hindgut
Uric acid is the chief nitrogenous component of the excretory products of
1. Earthworm
2. Cockroach
3. Frog
4. Man
Select the correct option with respect to cockroaches
1. The fore wings are tegmina which are used in flight
2. Malpighian tubules convert nitrogenous wastes into urea
3. Males bear short anal styles not present in females
4. Nervous system comprises of a dorsal nerve cord and ten pairs of ganglion
Which one of the following is one of the paths followed by air/O2 during respiration in an adult male Periplaneta americana as it enters the animal body?
1. Hypopharynx, mouth, pharynx, trachea, tissues
2. Spiracle in metathorax, trachea, tracheoles, oxygen diffuses into cells
3. Mouth, bronchial tube, trachea, oxygen enters cells
4. Spiracles in prothorax, tracheoles, trachea, oxygen diffuses into cells
Fertilized eggs of P. americana are encased in
1. Ootheca
2. Cocoon
3. Genital chamber
4. Phallomere