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4

General function of gland is to

A. protect the body.

B. control the function of epithelial tissues.

C. produce and secrete specialized compounds to control and maintain different body functions.

D. help to maintain blood pressure and nerve actions.

Correct Answer :

C. produce and secrete specialized compounds to control and maintain different body functions.


Gland is an organ in the human or animal body which secretes particular chemical substances for use in the body or for discharge into the surroundings.

Related Questions

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4

What are the three basic components of connective tissues?

A. Ground substance, cells and basement membrane

B. Cartilage, intercellular matrix and serum

C. Cells, protein fibers and ground substance

D. Collagen, elastin and reticular fibers

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4

Find the incorrectly matched pair.

A. Unicellular glandular cells - Goblet cell

B. Saliva - Exocrine secretion

C. Fusiform fibres - Smooth muscle

D. Cartilage - Areolar tissue

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4

Which of the follwing statement(s) is/are correct ?
  1. Cockroaches are brown or black bodied animals that are included in class insecta of phylum arthropoda.
  2. Males bear a pair of short, thread like anal styles which are absent in females.
  3. Heart of cockroach consists of elongated muscular tube lying along mid dorsal line of thorax and abdomen.
  4. The nymph grows by moulting about 13 times to reach the adult form.

A. Only (i)

B. Both (ii) and (iii)

C. Both (i) and (ii)

D. All of the above

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4

Mast cells are associated with

A. exocrine glands

B. endocrine glands

C. areolar connective tissue

D. neural tissue

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4

Match the types of connective tissue given in column-I with their examples given column-II and choose the correct option.
Column-IColumn-II
(Types of connective)(Examples)
A. Loose connectiveI. Tendons and ligaments tissue
B. Dense regularII. Skin tissue
C. Dense irregularIII. Cartilage, bones, blood tissue
D. SpecializedIV. Fibroblasts, macrophages connective tissue and mast cells

A. A I; B IV; C II; D III

B. A I; B IV; C III; D II

C. A IV; B I; C II; D III

D. A IV; B II; C I; D III

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4

Which of the following is involved in the production of new blood cells ?

A. Adipose cell

B. Bone marrow

C. Liver

D. Matrix

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4

In cockroach head can move in all directions due to

A. absence of neck.

B. fusion of all 6 segments of head.

C. flexible neck.

D. head is small and light weight.

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4

Nervous tissue cells that play several supporting roles but do not transmit impulses are called

A. glial cells

B. dendrites

C. nerve cells

D. neurons

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4

General function of gland is to

A. protect the body.

B. control the function of epithelial tissues.

C. produce and secrete specialized compounds to control and maintain different body functions.

D. help to maintain blood pressure and nerve actions.

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4

In which one of the following preparations, cell junctions come across most frequently ?

A. Ligament

B. Tendon

C. Cartilage

D. Ciliated epithelium

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4

The following figures A, B and C are types of muscle tissue. Identify A, B and C.

A. A Smooth muscle, B Cardiac muscle, C Skeletal muscle

B. A Skeletal muscle, B Smooth muscle, C Cardiac muscle

C. A Cardiac muscle, B Smooth muscle, C Skeletal muscle

D. A Smooth muscle, B Skeletal muscle , C Cardiac muscle

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4

The following figure shows the extarnal features of cockroach with few structures labelled as A, B, C, D, & E. Identify A to E .

A. A- Mesothorax, B-Pronotum, C-Metathorax, D-Tegmina, E-Anal style

B. A- Pronotum, B-Metathorax, C-Mesothorax, D-Tegmina, E-Sterna

C. A- Pronotum, B-Mesothorax, C-Metathorax, D-Tegmina, E-Anal cerci

D. A- Pronotum, B-Mesothorax, C-Metathorax, D-Tegmina, E-Anal style

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4

Read the following statements.
  1. It is a contractile tissue present only in the heart.
  2. Cell junctions fuse the plasma membranes of these cells and make them stick together.
  3. Communication juntions at some fusion points allow the cells to contract as a unit, i.e., when one cell receives a signal to contract, its neighbours are also stimulated to contract.

Which of the following type of tissue is being described by the above statements ?

A. Skeletal muscle

B. Cardiac muscle

C. Smooth muscle

D. Cartilage

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4

Figure given below shows reproductive system of female cockroach. The correct labellings indicated by alphabets (A, B & C) are respectively

A. A-Spermatheca, B-Collaterial glands, C-Gonapophyses

B. A-Phallic gland, B-Collaterial glands, C-Gonapophyses

C. A-Spermatheca, B-Seminal vesicle, C-Gonapophyses

D. A-Spermatheca, B-Collateral glands, C-Tegmina

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4

Read the following statements and answer the question.
  1. It is made of a single thin layer of flattened cells with irregular boundaries.
  2. They are found in the walls of blood vessels and air sacs of lungs.
  3. They are involved in functions like forming a diffusion boundary.

Which of the following characteristics of tissue is being described by the above statements ?

A. Squamous epithelium

B. Columnar epithelium

C. Ciliated epithelium

D. Compound epithelium

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4

Select the correct statement regarding Periplaneta americana

A. There are 16 very long malpighian tubules present at the junctions of midgut and hindgut.

B. Grinding of food is carried out only by the mouth parts.

C. Nervous system is located ventrally and consists of segmentally arranged ganglia joined by a pair of longitudinal connectives.

D. Females bear a pair of short thread like anal styles.

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4

Which of the following type of muscle tissue is being described on the basis of given statements ?
  1. These muscle fibres taper at both ends and do not show striations.
  2. The wall of internal organs such as the blood vessels, stomach and intestine contain this type of muscle tissue.
  3. They are involuntary as their function cannot be directly controlled.

A. Skeletal muscle

B. Smooth muscle

C. Cardiac muscle

D. All of these

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4

In all connective tissues, except which of the following, the cells secretes the fibres of collagen or elastin protein ?

A. Bone

B. Cartilage

C. Areolar connective tissue

D. Fluid connective tissue

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4

The chondrocytes of connective tissue are

A. fibre secreting cells

B. bone forming cells

C. cartilage cells

D. bone eating cells

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4

Epithelial tissue is distinguished from connective tissue, muscular, or nervous tissue by its

A. large extracellular matrix.

B. contractibility.

C. ability to carry action potentials.

D. basement membrane.

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4

The shape of a persons ear is due to mainly to

A. dense regular connective tissue

B. dense irregular connective tissue

C. elastic cartilage

D. fibrocartilage

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4

Match column-I with column-II and choose the correct option.
Column-IColumn-II
A. PeriplanetaI. Hepatic caecae americana
B. A ring of 6-8 blindII. Phylum arthropoda tubules
C. Vascular systemIII. Spiracles
D. 10 pairs of smallIV. Malpighian tubules holes
E. ExcretionV. Open type

A. A I; B II; C III; D IV; E V

B. A II; B I; C V; D III; E IV

C. A II; B I; C III; D V; E IV

D. A III; B IV; C II; D V; E I

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4

The secretions of endocrine glands are released directly

A. into the skin surface

B. into the blood stream

C. into a gland duct

D. into the brain tissue

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4

The diagram given below represents the reproductive organ of male cockroach. Choose the correct labelling of the part of marked as A, B, C and D.

A. A 8th sternum, B - Anal cercus, C - 10th tergum, D - Anal style

B. A - 10th tergum, B - Anal cercus, C - Anal style, D - 8th sternum

C. A - Anal style, B - Anal cercus, C - 10th tergum, D- 8th sternum

D. A - Anal cercus, B - 8th sternum, C - 10th tergum, D - Anal style.

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4

Neuroglia are

A. excitable cells of neural tissue.

B. supporting and non-excitable cells of neural tissue.

C. two to three times in volume of neural tissue.

D. protective and excitable cells of neural tissue.

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4

Refer the given figure and identify the correct characteristic feature.

  1. It is a type of loose connective tissue.
  2. It contains fibroblast, macrophages, collagen fibres and mast cells.
  3. The cells of this tissue are specialized to store fats.
  4. The wall of internal organs such as the blood vessels, stomach and intestine contains this type of tissue.

A. (i) & (ii)

B. (i) & (iii)

C. (ii) & (iii)

D. (iii) & (iv)

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4

Which of the following statement is/are correct regarding digestive system of cockroach ?
  1. Mouth opens into a short tubular pharynx, leading to a narrow tubular passage called oesophagus.
  2. Gizzard helps in grinding the food particles.
  3. A ring of 6-8 blind tubules called hepatic or gastric caecae is present at the junction of foregut and midgut, which secrete digestive juice.
  4. At the junction of midgut and hindgut is present another ring of 100-150 yellow coloured thin filamentous malphigian tubules which help in removal of excretory products from haemolymph.

A. Only (i)

B. Both (ii) and (iii)

C. Both (i) and (iv)

D. All of these

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4

The fibres of which of the following muscles are fusiform and do not show striations

A. Skeletal muscles

B. Cardiac muscles

C. Both (a) and (b)

D. Smooth muscles

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4

The only type of cell seen in a tendon is

A. muscle fibres

B. reticular cells

C. collagenous cells

D. fibroblasts

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4

Which of the following statement(s) is/are correct regarding cockroaches ?
  1. The body of the cockroach is segmented and divisible into three distinct regions head, thorax and abdomen.
  2. Blood vascular system is of closed type.
  3. They are monoecious and both sexes have well developed reproductive organs.
  4. The development of P. americana is paurometabolus, meaning there is development through nymphal stage.

A. Both (i) and (ii)

B. Both (ii) and (iii)

C. Both (i) and (iv)

D. All of these