Q.1
In Pheretima, the blood glands are located
  • a) close to lateral hearts in segments 12 and 13
  • b) along the latero-oesophageal hearts in segments 12 and 13
  • c) both (a) and (b)
  • d) behind the pharyngeal mass in segments 4, 5 and 6
Q.2
If the head of cockroach is removed, it may live for few days because [ NEET 2020]
  • a) the head holds a small proportion of a nervous system while the rest is situated along the ventral part of its body.
  • b) the head holds a 1/3rd of a nervous system while the rest is situated along the dorsal part of its body.
  • c) the supra-oesophageal ganglia of the cockroach are situated in ventral part of abdomen.
  • d) the cockroach does not have nervous system.
Q.3
Which of the following features is used to identify a male cockroach from a female cockroach ? [NEET 2018]
  • a) Forewings with darker tegmina
  • b) Presence of caudal styles
  • c) Presence of a boat shaped sternum on the 9th abdominal segment
  • d) Presence of anal cerci
Q.4
Locomotion occurs in earthworm through:
  • a) Setae.
  • b) Parapodia.
  • c) Setae and circular muscles.
  • d) Setae, circular and longitudinal muscles.
Q.5
Clitellum of Pheretima is thick girdle that is:
  • a) Non glandular around 14th – 16th segments.
  • b) Glandular around 14th – 16th segments.
  • c) Glandular around 16th – 18th segments.
  • d) Non glandular around 16th – 18th segments.
Q.6
Which of the following is incorrect regarding the morphology of earthworm?
  • a) Spermatheca – 6th to 9th segment.
  • b) Lateral oesophageal heart – 12th to 13th segment.
  • c) Intestine – 20th to last segment.
  • d) Blood glands – 4th, 5th and 6th segments.
Q.7
Find the correct statement regarding Periplanata.
  • a) Each ovary has 9 ovarioles.
  • b) Collateral glands help in forming spermatophores.
  • c) A pair of spermatheca stores sperm in female cockroach.
  • d) Phallomeres are asymmetrical Chitinous plates present inside the brood pouch.
Q.8
Find the correct statement regarding Periplanata.
  • a) Part of Phallomeres, help in reproduction
  • b) Each ovary has 9 ovarioles.
  • c) A pair of spermatheca stores sperm in female cockroach.
  • d) Collateral glands help in forming spermatophores.
Q.9
Pronotum of Periplanata is:
  • a) A pair of chitin and plates around anus
  • b) Sclerite of prothorax.
  • c) Ovipositor of female cockroach.
  • d) Part of Phallomeres, help in reproduction.
Q.10
When alary muscles of cockroach relax:
  • a) Blood enters from heart to pericardial sinus.
  • b) Blood enters from pericardial sinus to heart.
  • c) Blood enters from perivisceral sinus to pericardial sinus
  • d) Blood enters from pericardial sinus to perivisceral sinus.
Q.11
Intestinal Caecum of Pheretima is seen in:
  • a) 26th to 35th segment.
  • b) 15th to 35th segment.
  • c) 9th to 14th segments.
  • d) 26th segment.
Q.12
Which of the following Nephridia excretion is exonephric in Pheretima?
  • a) Pharyngeal Nephridia.
  • b) Septal Nephridia.
  • c) Integumentary Nephridia.
  • d) Integumentary and pharyngeal Nephridia.
Q.13
In earthworm, the dorsal wall of the intestine from 26th segment to 95th segment forms a median internal fold called:
  • a) Trocophore.
  • b) Typhlosole.
  • c) Trachea.
  • d) Clitellum
Q.14
Which one of the following statements is true for Periplanata?
  • a) The larval stage is called caterpillar.
  • b) They are ureotelic.
  • c) Anal styles are absent in females.
  • d) The number of ovarioles in each ovary are 10.
Q.15
Which one of the following correctly describes the location of some body parts in the earthworm ( Pheretima)?
  • a) Four pairs of spermathecae in4-7 segments
  • b) One pair of ovaries attached at inter-segmental septum of 14th and 15th segemnts
  • c) Two pairs of testes in 10th and 11the segments
  • d) Two pairs of accessory glands in 16-18th segments
Q.16
Refer the given figure of digestive system of earthworm and identify the part labelled X
unit-2_ch-6_que_no-18_img_no1.png
  • a) Intestinal caecae
  • b) Typhlosole
  • c) Gizzard
  • d) Pharynx
Q.17
What is common between earthworm and Periplaneta
  • a) Both have red coloured blood
  • b) Both possess anal styles
  • c) Both have malpighian tubules
  • d) Both have segmented body
Q.18
In the following diagram of leg of cockroach parts have been indicated aby alphabets. Choose the answer in which these alphabets have been correctly matched with the parts which they indicate
unit-2_ch-6_que_no-22_img_no1.png
  • a) A= Coxa , B =Tibia, C = Tarsus, D = Femur, E = Trochanter
  • b) A = Coxa, B = Femur, C = Trochanter, D = Tarsus, E= Tibia
  • c) A = Coxa, B = Tarsus, D= Tibia, E = Trochanter
  • d) A= Coxa, B = Trochanter, C= Femur, S= Tibia, E= tarsus
Q.19
Earthworms are
  • a) ureotelic when plenty of water is available
  • b) uricotelic when plenty of water is available
  • c) uriotelic under conditions of water scarcity
  • d) ammonotelic when plenty of water is available
Q.20
Earthworm have no skeleton but during burrowing, the anterior end becomes turgid and acts as hydraulic skeleton. It is due to
  • a) coelomic fluid
  • b) blood
  • c) gut peristalsis
  • d) setae
Q.21
Which one of the following correctly describes the location of some body parts in the earthworm Pheretima?
  • a) Two pairs of accessory glands in 16-18
  • b) Four pairs of spermathecae in 4–7 segment
  • c) One pair of ovaries attached at intersegmental septum of 14th and 15th segments
  • d) Two pairs of testes in 10th and 11th segments
Q.22
Which of the following is correctly states as it happens in the common cockroach?
  • a) Oxygen is transported by haemoglobin in blood
  • b) Nitrogenous excretory product is urea
  • c) The food is ground by mandibles and gizzard
  • d) Malpighian tubules are excretory organs projecting out from the colon
Q.23
One very special feature in the earthworm Pheretima is that
  • a) the typhlosole greatly increases the effective absorption area of the digested food in the intestine
  • b) the S-shape state embedded in the integument are the defensive weapons used against the enemies
  • c) it has a long dorsal tubular heat
  • d) fertilization of eggs occurs inside the body
Q.24
Select the correct statement from the ones given below with respect to Periplaneta Americana
  • a) Nervous system located dorsally , consists of segmentally arranged ganglia joined by a pair of longitudinal connectives
  • b) Males bear a pair of short thread like anal styles
  • c) There are 16 very long Malpighian tubules present at the junctions of midgut and hindgut
  • d) Grinding of food is carried out only by the mouth parts
Q.25
Pheretima and its close relative derive nourishment from
  • a) sugarcane roots
  • b) decaying fallen leaves and soil organic matter
  • c) soil insects
  • d) small pieces of fresh fallen leaves of maize
Q.26
In male cockroaches, sperms are stored in which part of the reproductive system?
  • a) Seminal vesicles
  • b) Mushroom glands
  • c) Testes
  • d) Vas deferens
Q.27
The mouth part of cockroach shown in the given diagram act as a/an
unit-2_ch-6_que_no-31_img_no1.png
  • a) Upper lip
  • b) Tongue
  • c) Lower lip
  • d) Uvula
Q.28
Which of the following does not help in excretion in Periplaneta Americana
  • a) Fat body
  • b) Urecose glands
  • c) Nephrocytes
  • d) None of the above
Q.29
What is incorrect regarding Periplaneta Americana?
  • a) Excretion by malpighian tubules
  • b) Hemolymph delivering oxygen to tissues
  • c) Paurometabolous development
  • d) Mosaic vision
Q.30
Identify the incorrect statement
  • a) In both male and female cockroach, 8th and9th tergites are mostly covered by 7th
  • b) Ventrally, the abdomen in cockroach has only 9 sternites in males and 7 in female
  • c) In female cockroach, the 7th sternite along with indistinct 8th and 9th forms gynatrium
  • d) The anterior most part of the gynatrium is called as the oothecal chamber
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