CBSE Questions for Class 11 Medical Biology Structural Organisation In Animals Quiz 16 - MCQExams.com

In the given diagram of a section of bone tissue, certain parts have been indicated by alphabets. Select the answer in which these alphabets have been correctly matched with the parts which they include.

883750_10e7e11aaa0f445e92fe45967f083dad.PNG
  • A- Interstitial lamellae; B- Nerve; C- Canaliculi; D- Haversian canal
  • A- Intestitial lamellae; B- Osteocytes, C- Haversian system; D- Canaliculi
  • A- Intestitial lamellae; B- Osteocytes; C- Nerve; D- Blood vessels
  • A- Intestitial lamellae; B- Osteocytes; C- Haversian canal; D- Endosteum
Select the correct option:
Which of the following figures shows the mandibles of cockroach?
Which one of the following statements is incorrect ?
  • Heart muscles are striated and involuntary.
  • The muscles of hands and legs are striated and voluntary.
  • The muscles located in the inner walls of alimentary canal are striated and involuntary.
  • None of the above
Select the correct option:
In the mouth parts of a cockroach, the labium forms _______ (i) while _____ (ii) acts as a tongue.
  • (i)- upper lip; (ii)- maxilla
  • (i)- upper lip; (ii)- hypopharynx
  • (i)- lower lip; (ii)- maxilla
  • (i)- lower lip; (ii)- hypopharynx
In cocroach elytra are articulated to the tergites of
  • Prothorax
  • Mesothorax
  • Metathorax
  • Abdomen
Which of the following is correct statement for the neuroglial cells?
  • Neuroglial makes up one half of the volume of the neural tissue in our brain.
  • It protects and supports the neurons.
  • It is of two types, macroglia and microglia.
  • All the given options are correct
Select the correct option:
Complete the given flowchart by selecting the correct option:

883955_806d623fd77c43b392ccf4360e5f3de9.PNG
  • A- Stipes; B- Hypopharynx; C- Exopodite; D- First maxillae
  • A- Stipes; B- Exopodite; C- Hypopharynx; D- First maxillae
  • A- First maxillae; B- Hypopharynx; C- Exopodite; D- Stipes
  • A- First maxillae; B- Exopodite; C- Hypopharynx; D- Stipes
Which of the following statement is incorrect about the circulatory system of earthworm?
  • Pheretima represents a closed type of blood vascular system.
  • Blood glands are present in $$4^{th}, 5^{th}$$ and $$6^{th}$$ segments, they produce blood cells and haemoglobin dissolved in plasma.
  • There are four pairs of hearts in earthworm present in $$7^{th}$$, $$9^{th}$$, $$12^{th}$$, $$13^{th}$$ segments.
  • In dorsal vessel, blood flows in forward direction and is without valves.
Similarity between crop and gizzard of the gut of cockroach lies in?
  • Their origin
  • The thickness of their walls
  • Their circular lining
  • Their function
Select the correct statements with reference to pheretima (excretory system)
A) Nephridia help in excretion and osmoregulation
B) Septal nephridia collects the wastes  from coelomic fluid with the help of nephrostomes
C) Integumentary nephridia discharge waste materials to the outer body surface through the nephridiopores
D) Septal nephridia and pharyngeal nephridia discharge wastes into luman of gut.
  • $$A,B,C$$
  • $$B,C,D$$
  • $$A,C,D$$
  • $$A,B,C,D$$
Identify the connective tissue A shown in diagram.
1379371_53ea9781ba824a73addfbec791cfcab4.png
  • Bone
  • Cartilage
  • Areolar tissue
  • Tendon
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