Earthworm MCQs | Earthworm Multiple Choice Questions and Answers

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Questions
1 Annelids show advancement over the nematode in having
A Closed Circulatory Ststem
B Metameric Segmentation
C True Coelom
D All Of The Above

Answer: All Of The Above
2 Leech belongs to the class
A Hirudinea
B Oligochaeta
C Chaetopoda
D Polycheta

Answer: Hirudinea
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3 Total marine annelids belong to the class
A Polycheta
B Oligochaeta
C Hirudinea
D Chaetopoda

Answer: Polycheta
4 The excretory units of Annelids are
A Nephiridia
B Uriniferous Tubules
C Flame Cells
D Nephrostomes

Answer: Nephiridia
5 The mode of feeding in Leech is
A Sanguinivous
B Herbivorous
C Omnivorous
D Carnivorous

Answer: Sanguinivous
6 In earthworm fertilization occurs in
A coon
B Ootheca
C oviduct
D water

Answer: oviduct
7 The clitellum is a distinct part in the body of earthworm, it is found in?
A Segments 14 – 15 – 16
B Segments 13 – 14 – 15
C Segments 15 – 16 – 17
D Segments 12 – 13 – 14

Answer: Segments 14 – 15 – 16
8 Hemoglobin is dissolved in plasma in
A Insects
B Ascaris
C Tapeworm
D Earthworm

Answer: Earthworm
9 The mode of respiration in earthworm is
A Pulmonary
B Subcutaneous
C gills
D cutaneous

Answer: cutaneous
10 The first body segment of earthworm is
A Protostome
B Peristome
C Peristomium
D Protostomium

Answer: Peristomium
11 Which one is known as Nature’s plough man
A Earhworm
B Polygordius
C Nereis
D Cattle leech

Answer: Earhworm
12 Chromophil cells in earthworm are concerned with the secretion of
A Protease
B Coccon
C Amylase
D Lipases

Answer: Protease
13 Role of typhlosole in the intestine of earthworm is
A to increase absorptive surface
B to kill bacteria
C to control flow of blood
D to produce digestive enzymes

Answer: to increase absorptive surface
14 Which organ of earthworm is analogous to our kidney
A Nephridium
B Testis
C Clitellum
D Ovary

Answer: Nephridium
15 One of the following does the same work as is done by nephridia in earthworm
A Parotid gland in toad
B Statocysts in prawn
C Myotomes in fish
D Flame cells in liverfluke

Answer: Flame cells in liverfluke
16 Septal nephridia of earthworm found in which segment
A Behind 15th segment
B 3, 4, 5
C 6, 7, 8
D 5, 6, 7

Answer: Behind 15th segment
17 Anticoagulant secreted by leech is
A Hirudin
B Hamoglobin
C Heparin
D Haematin

Answer: Hirudin
18 The nephridia of earthworm without nephrostomes are
A Pharyngeal
B septal
C Integumentary
D None Of These

Answer: Integumentary
19 Nereis is commonly called
A Calm worm
B Earhworm
C Round worm
D Ring worm

Answer: Calm worm
20 The female genital aperture in earthworms is present ventrally on the segment
A 14th
B 12th
C 18th
D 10th

Answer: 14th

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