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1.

In the given diagram of a section of hyaline cartilage, the different parts have been indicated by alphabets. Choose the answer in which these alphabets correctly mathc with the parts they indicate. A. `{:(" A B C D"),("Perichondrium Chondrocyte Lacuna Capsular matrix"):}`B. `{:(" A B C D"),("Blood vessel Chondrocyte Lacuna Perichondrium"):}`C. `{:(" A B C D"),("Matrix Chondrocyte Lacuna Perichondrium"):}`D. `{:(" A B C D"),("Matrix Lucuna Chondrocyte Capsular matrix"):}`

Answer» Correct Answer - C
A cartilage cell is present in a fluid filled space, the cartilage lacuna. Matrix essentially consists of water, proteoglycans (proteins and carbohydrates). Some lipids, collagen, noncollagenous protein and collagen fibres. Mature cells are larger in size, more rounded, but still have a few surface projections and are known as chondrocytes. The free surface projections and are known as chondrocytes. The free surfaces of hyaline cartilage are covered by a fibrous membrane called the perichondrium but it is not present in fibrous cartilage.
2.

In the given diagram of a leg of cockroach, parts have been indicated by alphabets. Select the answer in which these alphabets have been correctly matched with the parts which they indicate A. `{:(" A B C D E"),("Coxa Tibia Tarsus Femur Trochanter"):}`B. `{:(" A B C D E"),("Coxa Femur Trochanter Tarsus Tibia"):}`C. `{:(" A B C D E"),("Coxa Tarsus femur Tibia Trochanter"):}`D. `{:(" A B C D E"),("Coxa Trochanter femur Tibia Tarsus"):}`

Answer» Correct Answer - D
Leg of cockroach is articulated with its thoracic segment by a stout flattened, basal coxa, followed by a smaller triangular trochanter. The latter is fused to a stout spint femur, followed by a slender spiny tibia, which is the longest segment of leg. Finally, the tarsus is made of 5 very small movable podomeres or tarsomeres bearing fine hair.
3.

Mummies of Egypt still have their arteries preserved due to the presence ofA. yellow elastic connective tissue fibresB. white fibrous connective tissue fibresC. cartilageD. valves

Answer» Correct Answer - A
Yellow elastic connective tissue fibres are present in the wall of blood vessels, lungs, bronchioles, cartilage of larynx and trachea etc. These fibres have considerable strength and remarkable elasticity. Mummies of Egypt still have their arteries intact due to the presence of these fibres.
4.

Which of the following statements is/are not correct regarding connective tissues ? (i) They are most abundant and widely distributed in the body of complex animals (ii) They connect and support other tissues (iii) They include diverse tissues such as bones, cartilage, tendons, adipose and other loose connective tissues. (iv) They form the internal and external lining of many organs (v) In all connective tissues except blood, the cells secrete fibres of structural proteins like collagen and elastin.A. (iv) onlyB. (v) onlyC. (i) and (ii)D. (iii) and (v)

Answer» Correct Answer - A
Epithelial tissue forms the internal and external lining of many organs.
5.

A pair of male genital pores in earthworm are present on the ventro-lateral sides of theA. `14^(th)` segmentB. `18^(th)` segmentC. `10^(th)` segmentD. `15^(th)` segment

Answer» Correct Answer - B
6.

Platelet plug is associated withA. Clot retractionB. HaemostasisC. Fibrin formationD. Homoceostasis.

Answer» Correct Answer - B
7.

Haemorrhagic disorder occurs when the platelet count falls to less thanA. 1,50 , 000 / m`m^(3)`B. 1,00,000/m`m^(3)`C. 75, 000/m`m^(3)`D. 50, 000/ m`m^(3)`

Answer» Correct Answer - D
8.

The enteronephric nephridia of earthworm also perform the function ofA. RespirationB. ExcretionC. OsmoregulationD. Thermoregulation

Answer» Correct Answer - C
9.

Tastes in earthworm are present in the segmentsA. 11 & 12B. 12 & 13C. 14 & 15D. 10 & 11

Answer» Correct Answer - D
10 & 11
10.

The longest bone of leg of cockroach isA. TibiaB. TrochanterC. FemurD. Tersus

Answer» Correct Answer - A
Tibia
11.

The correct sequence of arrangements of segments in the leg of cockroach isA. coxa, femur, trachanter, tibia and clawsB. coxa, trochanter, femur, tibia, tarsus and clawsC. coxa, tibia, femur, plantulae and clawsD. none

Answer» Correct Answer - B
12.

The correct sequence of arrangements of segments in the leg of cockroach isA. Trochanter, cox a, femur, tibia, tarsusB. Coxa, trochanter, femur, tibia, tarsusC. Coxa, femur, trochanter, tibia, tarsusD. Trochanter, femur, coxa, tibia, tarsus

Answer» Correct Answer - B
13.

The correct sequence of arrangements of segments in the leg of cockroach isA. Trochanter, coxa, femur, tibia, tarsusB. Coxa, trochanter, femur, tibia, tarsusC. coxa, femur, trochanter, tibia, tarsusD. trochanter, femur, coxa, tibia, tarsus

Answer» Correct Answer - B
Coxa, trochanter, femur, tibia, tarsus
14.

In Pheretima, there are red coloured round bodies in `4^(th),5^(th)` and `6^(th)` segments above the alimentary canal. They are believed to be involved inA. respirationB. digestionC. reproductionD. leucocyte production

Answer» Correct Answer - D
In Pheretima, the red coloured bodies found in `4^(th),5^(th)` and `6^(th)` segments above the alimentary canal are called blood glands. These glands serve for the manufacture of blood corpuscles (leucocytes) and haemoglobin.
15.

In earthworm, there is a ring of S-shaped setae, embedded in the epidermal pit at the middle of each segment exceptA. firstB. lastC. Clitellar regionD. First, last and clitellar segments

Answer» Correct Answer - D
First, last and clitellar segments
16.

Spermathecae of Earthworm take part inA. fertilizationB. sperm maturationC. collection of sperms from other animalsD. collection of sperms from same animals

Answer» Correct Answer - C
17.

Earthworm body is covered externally by a thin, non-cellular layer calledA. Body wallB. EpidermisC. Coelomic epithelimD. Cuticle

Answer» Correct Answer - D
Cuticle
18.

Inner lining of gut , stomach and liver is made ofA. Simple squamous epitheliumB. Simple columnar epitheliumC. Simple cuboidal epitheliumD. All the above

Answer» Correct Answer - B
19.

In earthworms, sperms are received during copulation inside special apertures known asA. Female genital poreB. ClitellumC. Spermathecal aperturesD. Coelomic epithelium

Answer» Correct Answer - C
Spermathecal apertures
20.

Inner lining of gut , stomach and liver is made ofA. Simple squamous epitheliumB. Simple columnar epitheliumC. Simple cuboidal epitheliumD. All the above.

Answer» Correct Answer - B
21.

If a live earthworm is pricked with a needle on its outer surface without damaging its gut, the fluid that comes out isA. Slimy mucusB. Excretory fluidC. Coelomic fluidD. Haemolymph

Answer» Correct Answer - C
22.

Photoreceptors (phaosomes) in earthworm occur inA. Epidermis of dorsal body wall and prostomiumB. Epidermis of ventral body wallC. Both (1) and (2)D. Epidermis ofprostomium only

Answer» Correct Answer - A
23.

Spermathecae of Earthworm take part inA. Collection of sperms of other wormB. Collection of sperms of the same wormC. Sperm maturationD. Fertilization

Answer» Correct Answer - A
24.

Flow of blood in the ventral vessel of earthworm isA. ForwardsB. BackwardsC. Backwards in half of it and forwards in another halfD. None of these

Answer» Correct Answer - B
25.

Which of the following parts of gut occupies most part of the 8th segment?A. OesophagusB. GizzardC. StomachD. Intestine

Answer» Correct Answer - B
26.

Each thoracic segment of Periplaneta americana is enclosed by four `"____"` skeletal sclerites : a dorsal `"_____"` a ventral `"______"` and two lateral `"______"`. The `"_____"` of the prothorax is also called pronotum, which covers the neck and a part of the head Complete the above paragraph by selecting the correct sequence of words.A. Chitinous, tergum, sternum, pleura, tergumB. Proteinaceous, sternum, tergum, pleura, tergumC. Chitinous, sternum, tergum, pleura, sternumD. Proteinaceous, tergum, pleuron, sternum, tergum

Answer» Correct Answer - A
27.

Wn.o wrote the memorism on Pheretima and described its anatomy?A. M.L. BhatiaB. B.I. SunderrajC. K.N. BahlD. Beni Prasad

Answer» Correct Answer - C
28.

Dorsal vessel of Earthworm isA. DistributingB. CollectingC. Collecting in first 13 segments and d1stnbutmg in the restD. Distribution in first 13 segments and collecting in the e rest

Answer» Correct Answer - D
29.

The ventral surface of mature earthworm can be distin guished from dorsal surface byA. Absence of middorsal lineB. Presence of clitellumC. Presence of genital papillaeD. None of these

Answer» Correct Answer - C
30.

The flow of blood in the dorsal blood vessel of earthworm isA. backwardsB. forwardsC. backwards in half & forward in other halfD. none of the above

Answer» Correct Answer - B
31.

Which one of the following correctly matched regarding earthworm ?A. Buccal cavity - 1st to 5th segmentB. Stomach - 11th to 12th segmentC. Typhlosole - between 26th to 35th segmentD. Testes - 10th to 14th segment

Answer» Correct Answer - C
32.

Salivery glands of cockroach open on :A. maxillaB. hypopharynxC. labiumD. labrum

Answer» Correct Answer - B
33.

Assertion: The pharyngeal gland of earthworm includes chromophil cells, which secrete sativa. Reason: Salivary amylase of earthworm is essential to digest carbohydrates.A. If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.B. If both Assertion and Reason are true, but the Reason is not the correct explanation of the Assertion.C. If Assertion is true, but Reason is false.D. If both Assertion and Reason are false.

Answer» Correct Answer - C
34.

Match the following and choose the correct answer `{:("A.","Touch","(i)","Nasal epithelium"),("B.","Smell","(ii)","Foramen magnum"),("C.","Cranial nerves","(iii)","Sensory papilae"),("D.","Medulla oblongata","(iv)","Peripheral nervous system"):}`A. A-(iii),B-(i),C-(ii),D-(iv)B. A-(ii),B-(i),C-(iv),D-(iii)C. A-(iii),B-(iv),C-(ii),D-(i)D. A-(iii),B-(i),C-(iv),D-(ii)

Answer» Correct Answer - D
35.

Salivery gland in earthworm is found inA. dorsal wall of buccal cavityB. ventral wall of buccal cavityC. Pharyngeal wallD. none of the above

Answer» Correct Answer - C
36.

Bones are mainly formed byA. Calcium and magnesiumB. Calcium and phosphorusC. Calcium and sulfurD. Calcium and iron

Answer» Correct Answer - B
37.

Abnormal increase in number of RBC in blood is calledA. AnemiaB. PolycythemiaC. LeukemiaD. Sarcoma

Answer» Correct Answer - B
38.

How many lymph hearts are present in frog?A. SingleB. One pairC. Two pairsD. Three pairs

Answer» Correct Answer - C
39.

Which type of blood vascular system is found in cockroach?

Answer» Open type of blood vascular system is found in cockroach.
40.

MegakaryocytesA. Produce leukocytesB. Forms blood plateletsC. Are carriers of oxygenD. Are carriers of oxygen

Answer» Correct Answer - B
41.

The flow of blood in one direction in hearth of frog is ensured by the presence ofA. PericardiumB. OstiaC. ValvesD. Sinuys venosus

Answer» Correct Answer - C
Valves
42.

Which type of blood vascular system is found in frog?

Answer» losed blood vascular system.
43.

RBCs of mammals areA. Non-nucleated, biconcave and circularB. Nucleated, biconvex, ovalC. Non-nucleated, biconvex, ovalD. Non-nucleated, biconvex, circular

Answer» Correct Answer - A
44.

What should be given if an anaemic person has large immature nucleated erythrocytes ?A. IronB. ThiamineC. Folic acid and cobalamineD. Riboflavin.

Answer» Correct Answer - C
45.

Immature RBCs fo mammals haveA. No nucleusB. Single beaded nucleusC. Many nucleiD. Single nucleus

Answer» Correct Answer - A
46.

In frog, deoxygenated blood is received byA. Sinus venosusB. Left atriumC. VentricleD. Truncus arteriosus

Answer» Correct Answer - A
Sinus venosus
47.

Immature RBCs fo mammals haveA. No nucleusB. Single beaded nucleusC. Many nucleiD. Single nucleus .

Answer» Correct Answer - D
48.

Renal portal vein carries blood toA. LiverB. KidneyC. Heart directlyD. Brain

Answer» Correct Answer - B
Kidney
49.

In frog, RBCs areA. Nucleated and biconcaveB. Enucleated and biconvexC. Nucleated and biconvexD. Non-nucleated and biconcave

Answer» Correct Answer - C
Nucleated and biconvex
50.

What is the main diffrence in human and frog RBCs?A. Human RBCs are non-nucleated.B. Hemoglobin is found only in human RBCs.C. Human RBCs have nucleus.D. Human RBCs are multinucleated.

Answer» Correct Answer - A