Structural Organisation in Animals MCQs | Structural Organisation in Animals Short Questions and Answers

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Questions
1 Chloragogen cells are
A respiratory only
B circulatory only
C excretory only
D polyfunctional

Answer:polyfunctional
2 Which is characteristic of common cockroach species?
A 13-chambered heart
B Reduced wings
C Cocoon formation
D Segmented body

Answer: 13-chambered heart
3 Malpighian tubules of cockroach are found at the junction of
A Crop and proventriculous
B Stomodaeum and proctodaeum
C Mesenteron and proctodaeum
D Proctodaeum and stomodaeum

Answer: Mesenteron and proctodaeum
4 Collateral glands of cockroach help in
A Formation of ootheca
B Formation of oothecal chamber
C Copulation
D fertilization

Answer:Formation of ootheca
5 Blood glands of pheretima occur in segments
A 1,2 and 3
B 3,4 and 5
C 4,5 and 6
D 10,11 and 12

Answer: 4,5 and 6
6 Pharyngeal nephridia of earthworm occur in segments
A 3,4 and 5
B 4,5 and 6
C 5,6 and 7
D 6,1 and 8

Answer: 4,5 and 6
7 Open circulatory system is not of physiological hindrance in cockroach because
A Heart is simple but chambered
B Blood is colorless
C Excretion occurs through Malpighian tubules
D Circulatory and respiratory systems are not connected

Answer: Circulatory and respiratory systems are not connected
8 Number of eggs contained in an ootheca of cockroach is
A 8
B 16
C 32
D 4

Answer:16
9 Pericardial space in cockroach is regularly altered by muscles
A Ciliary
B Alary
C Circular
D longitudinal

Answer:Alary
10 What type of metamorphosis occurs in cockroach?
A Holometabolous
B Hemimetabolous
C Paurometabolous
D Ametabolous

Answer: Paurometabolous
11 ________ is a merocrine gland
A Pineal Gland
B Sebaceous Gland
C Salivary Gland
D None of the above

Answer: Salivary Gland
12 Antigens are typically found in
A Plasma
B Cell surface
C Nuclear membrane
D None of the above

Answer: Cell surface
13 _________ is the enzyme need for muscle contraction. It is present in Myosin.
A Actin
B Trypsin
C ATPase
D None of the above

Answer:ATPase
14 The basement membrane is derived from ______________
A Myosin
B Pachyderm
C Endoderm
D Epidermis & connective tissue

Answer: Epidermis & connective tissue
15 ________ are blood cells that transport oxygen through the bloodstream
A Leukocytes
B Erythrocytes
C Platelets
D None of the above

Answer: Erythrocytes
16 The bone is a natural reservoir for _____
A Fluorine
B Water
C Calcium
D Iron

Answer:Calcium
17 The soft gelatinous tissue found inside bones is called
A Bone effusion
B Bone marrow
C Bone abscess
D None of the above

Answer:Bone marrow
18 Radiation does more damage to cancer cells when compared to normal cells because
A Cancer cells do not multiply often
B Cancer cells do not have access to nutrition
C Cancer cells have a weak cellular structure
D Cancer cells undergo rapid division

Answer:Cancer cells undergo rapid division
19 __________ cells line the blood capillaries
A Alpha cells
B Endothelial Cells
C Oxyntic cells
D None of the above

Answer: Endothelial Cells
20 Antibodies are chemically _______________.
A Fats
B Foreign pathogens
C Actin
D Proteins

Answer: Proteins

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