Directions : In the following questions there are two statements; Assertion (A) and Reason (R): (A) Both A and R are true and R is correct explanation ofA. (B) Both A and R are true but R is not correct explanation of A. (C) A is true and R is wrong. (D) A is wrong and R is true. A : Squamous epithelium protect the under lying tissue. R : Outer most layer of skin of frog made up of squamous epithelium.
(A)
(B)
(C)
(D)
Directions : In the following questions there are two statements; Assertion (A) and Reason (R): (A) Both A and R are true and R is correct explanation ofA. (B) Both A and R are true but R is not correct explanation of A. (C) A is true and R is wrong. (D) A is wrong and R is true. A : Thickness of skin layer is maintained. R : In compound epithelium, layer rested on basement membrane shows power of cell division.
(A)
(B)
(C)
(D)
Which statement is true for WBC?
non-nucleated
in deficiency, cancer is caused
manufactured in thymus
can squeeze through blood capillaries
Which pair is correct?
sweat = temperature regulation
saliva = sense of food taste
sebum = sexual attraction
humerus = hind leg
Characteristic of simple epithelium is that they :-
are arranged indiscriminately
make a definite layer
continue to divide and help in organ function
none of the above
Proteoglycan in cartilages which is a part of polysaccharide is:-
chondroitin
ossein
casein
cartilagin
What is sarcomere?:-
part between two H-line
part between two A-line
part between two I-band
part between two Z-line.
Which cells do not form layer and remains structurally separate?
muscle cells
gland cells
nerve cells
epithelial cells
During an injury nasal septum gets damaged and for its recovery which cartilage is preferred?
calcified cartilage
hyaline cartilage
fibrous cartilage
elastic cartilage
Melanin protects from :-
U.V. rays
infrared rays
X-rays.
Visible rays
Which of the following statements is true for lymph?
RBCs + WBCs + plasma
blood – RBCs and some proteins
WBC + serum
RBCs + proteins + platelets
Collagen is :-
fibrous protein
globular protein
lipid
carbohydrate
Which one of the following contains the largest quantity of extracellular material?
striated muscle
areolar tissue
stratified epithelium
All
What is true about T-lymphocytes in mammals?
there are three main types – cytotoxic T-cells, helper T-cells and suppressor T-cells
these originate in lymphoid tissues
they scavenge damaged cells and cellular debris
these are produced in thyroid
Mast cells of connective tissue contain :-
vasopressin and relaxin
heparin and histamine
heparin and calcitonin
serotonin and melanin.
Four healthy people in their twenties got involved in injuries resulting in damage and death of few cells of the following.Which of the cells are least likely to be replaced by new cells?
liver cell
neurons
malpighian layer of the skin
osteocytes
Which of the following substances, if introduced into the blood stream, would cause coagulation of blood at the site of its introduction?
fibrinogen
heparin
thromboplastin
prothrombin
Mast cells secrete:-
myoglobin
hippurin
haemoglobin
histamine
Areolar connective tissue joins :-
bones with muscles
fat body with muscles
integument with muscles
bones with bones
In which one of the following preparations are you likely to come across cell junctions most frequently?
hyaline cartilage
tendon
thrombocytes
ciliated epithelium
On the head region of Cockroach .......... pairs of .......... and .......... shaped eyes occur.
One pair, sessile compound and kidney shaped
Two pairs, stalked compound and round shaped
Many pairs, sessile simple and kidney shaped
Many pairs, stalked compound and kidney shaped
Mouthparts of periplaneta are consist of ..........different types of articulations.
four
eight
six
three
On the lateral side of alimentary canal of cockroach .......... glands are found.
Acid secreting
Salivary
Digestive
Reproductive
Each walking leg of periplaneta is made up of ..........segments.
five
four
six
nine
A segment attached to the ventral side of the thorax nearer to the body of Cockroach is .......... .
Tarsus
Trochanter
Coxa
Femur
Walking legs of periplaneta are attached to .......... and divided into .......... segments.
Dorsal tergum, Five
Ventral sternum, Five
Ventral sternum, Six
Dorsal tergum, six
Third segment of walking leg of Cockroach is..........
Trochanter
Coxa
Femur
Tibia
Fifthe segment of walking leg of Cockroach is .......... .
Coxa
Tarsus
Femur
Tibia
What is the name of second segment of walking leg of Cockroach ?
Femur
Coxa
Tarsus
Trochanter
Each abdominal segment of Ccokroach are covered with .......... outer layers .......... plearae.
One, Two
Two, Two
Two, One
One, One
How many segment are present in an abdomen of the Cockroach ?
Eight
Ten
Seven
Nine
In Cockroach which tergum possesses a median groove ?
Tenth
First
Ninenth
Third
Which is the peculiarity of ninenth sternum of maleCockroach ?
Anus occurs under it
A piar of anal cerci is associated with it
Seventh and Eighth sternum are covered with it
Male genital openings occurs there
Which number of sternum is boatshaped in the Cockroach ?
Sixth
Fifth
Seventh
Tenth
In Cockroach which segment has female genital opening ?
Ninth
Tenth
Seventh
Eighth
Which segment has male genital opening is Cockroach ?
Ninth
Tenth
Seventh
Eighth
Which structure is sound receptor in Cockroach ?
Tarsus
Anal cerci
Compound eye
Walking leg
Which segments joint to form a genital pouch in female Cockroach ?
Seventh and Eighth
Nineth and Tenth
Eighth and Nineth
Sixth and Seventh
The distal segment of walking leg of a Cockroach is .......... ?
Torchanter
Coxa
Tibia
Tarsus
In which succession the three main layers of the body wall of a Cockroach from outer to Inner side are arraged ?
Epidermis, Cuticle and basement membrane
Cuticle, Epidermis and basement membrane
Basement membrane,Cuticle and Epidermis
Epidermis, Basement membrane and Cuticle
The Epidermis of body wall of the Cockroach is made up of.......... ?
Ciliated epithelium
Squamous epithelium
Columnar epithelium
Cuboidal epithelium
In Cockroach how many stuctures named after malpighian are present ?
One
Two
Three
Four
In Cockroach the cavities of foregut and hindgut are lined with .......... .
Gizzard
Salivary glands
Cuticle
Chitinous teeth
In the alimentary canal of Cockroach the shape of region following the mouth is .......... .
Folded
Swollen bag like
Norrow tubular
Thin fibriller
How many secreting lobes are present in each salivary gland of Cockroach ?
Two
Three
Six
Two pairs
In Cockroch .......... on salivary glands and .......... reservoirs are present ?
Two, One
One, Two
Two, Four
Three, Two
Crop of the Cockroach occurs at .......... in almentary canal.
Posterior end of oesophagus
Posterior end of pharynx
Near midgut
At the juction of midgut and hindgut
In which of the following regions crop of the Cockroach is located ?
Thorax
Abdomen
Thorax and abdomen
Through out the gut
Where are sieve like structures present in the alimentary canal of Cockroach ?
Posterior end of crop
In hepatic cacae
Anterior end of gizzard
Posterior end of gizzard
In Cockroach, gizzard is .......... organ and .......... occur inside it.
Glandular, six dentin teeth
Muscular, six chitinous teeth
Glandular, six chitinous teeth
Muscular, four chitinous teeth
Where are eight blind hepatic caeca present in Cockroach ?
at the foregut
With crop
at the midgut
At the juction of midgut and hindgut
Malpigian tubules in Cockroach are.......... organs.
Secretory
Digestive
Excretory
Respiratory
In Cockroach malpighian tubules open in .......... .
At the junction of midgut and hindgut.
At the end of hindgut
Near rectum
None of these
In Cockroach, morphologically rectum is.......... shaped and .......... from inside.
Tubular, bag like
Bag like, folded
Folded, baglike
Villi, baglike
In Cockroach, colon is presnet at the posterior region of .......... .
Foregut
Hindgut
Hepatic caecae
Gizzard
Cockroach is .......... animal.
Insectivorous
Herbivorous
Omnivorous
Carnivorous
Cockroach searches its food with the help of.......... .
Mandibles
Walking legs
Eye
Antennae
In alimentary canal of Cockroach .......... cells of midgut and hepatic caeca secrete enzymes.
Columnar
Cuboidal
Ciliated
Striated
The haemolymph of Cockroach is mostly composed of .......... and .......... .
Haemoglobin and blood cells.
Plasma and uncertain shaped cells
Haemocynin and plasma
Plasma and certain shaped cells
The heart of Cockroach is made up of .......... units.
Thirteen
Ten
Twelve
Four
Name the small cells of haemolymph of Cockroach ?
Excretory
Proleucocytes
Enocytes
Phagocytes
Blood from sinuses enters in the heart of Cockroch through .......... .
Artery
Arteriole
Vein
Ostia
.......... numbers of Ostia are present at the posterior end of heart of Cockroach ?
One
Two
Three
Ten
Which is the path of blood circulation in Cockroach ?