MEDIUM
Earn 100

Identify and name the type of tissues present in the Skin.

Important Questions on Structural Organisation in Animals

MEDIUM

Match the type of cells in Column I with the organs they are part of, listed in Column II:

  Column I   Column II
P. Chondroblast i. Bone
Q. Osteoclast ii. Brain
R. Microglia iii. Cartilage
S. Pneumocyte iv. Lung

Choose the CORRECT combination.

EASY

Statement I : Tendons attach one bone with another bone.
Statement II : Epiglottis is formed by elastic cartilage.

The correct option among the following is

MEDIUM

Study the following statements and identify the correct statements-
I) Microglial cells keep the cerebrospinal fluid in the ventricles of brain in constant circulation
II) Arrector pili muscles are unstriated muscles
III) Basophils remove antigen-antibody complexes from the blood
IV) Perichondrium is absent in fibrous cartilage

EASY

Match the Column-I with Column-II and select the correct option

Column-I Column-II
(a) Ciliated columnar epithelium (i) Endothelium
(b) Cuboidal epithelium (ii) Upper respiratory tract
(c) Squamous epithelium (iii) Thyroid follicle
EASY
Study the following statements and identify the incorrect one
EASY
The ciliated epithelial cells are required to move particles or mucus in a specific direction. In humans, these cells are mainly present in:
EASY
Adult human RBCs are enucleate. Which of the following statement(s) is/are most appropriate explanation for this feature?

(i) They do not need to reproduce

(ii) They are somatic cells

(iii) They do not metabolize

(iv) All their internal space is available for oxygen transport
EASY
Which of the following statements is true about glandular epithelium in the salivary gland?
MEDIUM
Epithelial cells in animals are held by specialized junctions, one of them being "Gap junction". Function of a "Gap junction" is to
EASY
Assertion (A) : Skeletal muscle fibre is in syncytial state
Reason (R):  It is formed by fusion of cells
EASY
Part of epidermis that keeps out unwanted particles is called:
EASY
The following type of cell junction is not found in animal tissues.
EASY
Intercellular junctions preventing leakage of the body fluids are:
EASY
Cuboidal epithelium with brush border of microvilli is found in
MEDIUM

Study the following statements
A) Compound epithelium forms the lining of the larger pancreatic ducts as stratified cuboidal epithelium
B) Cartilage is a vascular tissue surrounded by fibrous connective tissue sheath called perichondrium
C) Gap junctions in cardiac muscles permit electrical impulses to be conducted rapidly
D) Myelinated nerve fibres are found in grey matter of the central nervous system

Among the above, identify incorrect statements