Which of the following statements is wrong?

(1) Spiracles are regulated by sphincters in Cockroach.

(2) Tracheoles is the place for gaseous exchange

(3) There will be 10 pairs of spiracles

(4) Tracheoles divide into tracheal tubes

Subtopic:  Cockroach: Respiratory System |
 66%
From NCERT
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Malpighian tubules have which type of cells?

(1) Glandular and ciliated

(2) Only Glandular

(3) Only ciliated

(4) Keratinised cells

Subtopic:  Cockroach: Excretory System |
 89%
From NCERT
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Alongwith Malpighian tubules which organs help in excretion in Cockroach?

(1) Fat body, Nephrocytes, gastric caeca

(2) Nephrocytes, Urecose gland

(3) Fat body, NephrocytesUrecose gland

(4) Urecose gland and fat body

Subtopic:  Cockroach: Excretory System |
 91%
From NCERT
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The nervous system of cockroach is made up of a series of ganglia which are joined by

(1) Paired lateral connectives

(2) Single longitudinal connectives

(3) Paired longitudinal connectives

(4) Single horizontal connectives

Subtopic:  Cockroach: Nervous System |
 72%
From NCERT
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The abdomen has ….. while thorax has ……... ganglia

(1) Six, three

(2) Nine, six

(3) Three, two

(4) Two, one

Subtopic:  Cockroach: Intro & External Morphology |
 91%
From NCERT
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The brain of cockroach has nervous system which supply to-

(1) Antennae and compound eyes

(2) Antennae and hypopharynx

(3) Antenaae, compound eyes and hypopharynx

(4) Only compound eyes

Subtopic:  Cockroach: Nervous System |
 68%
From NCERT
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In the following organs which ones are not sense organs:

Antennae, maxillary palps, mandibular palps, labralpalps, labial palps and anal cerci

(1) Mandibular palps, labralpalps

(2) Anal cerci and maxillary palps

(3) Maxillary palps and mandibular palps

(4) Anal cerci and labial palps

Subtopic:  Cockroach: Nervous System |
 65%
From NCERT
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Ommatidia are not

(1) Hexagonal

(2) 2000 in a cockroach

(3) Multiple images of an object

(4) All are correct with respect to ommatidia of cockroach

Subtopic:  Cockroach: Compound Eye |
From NCERT
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Mosaic vision does not possess which character

(1) More sensitivity

(2) More resolution

(3) Nocturnal vision

(4) Multiple images of an object

Subtopic:  Cockroach: Compound Eye |
 85%
From NCERT
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Male reproductive system of cockroaches has not

(1) A pair of testes on lateral side in 4th and 6th segment of abdomen

(2) Paired ejaculatory ducts

(3) An accessory reproductive gland which is mushroom shaped in 7th abdominal segment

(4) Phallomeres are chitinous asymmetrical Structures surrounding the male gonopore

Subtopic:  Cockroach:Male Reproductive System |
From NCERT
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