Which of the following structures is common between an earthworm and a cockroach?

  • A
    Ventral nerve cord
  • B
    Closed circulatory system
  • C
    Nephridia
  • D
    Trachea

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How many of the given statements are true?
$A.$ The dry surface of the skin and the moist surface of the buccal cavity are lined by compound epithelium.
$B.$ Cuboidal epithelium facilitates diffusion across the epithelium.
$C.$ Intercalated discs are the cell junctions between the cardiac muscle cells.
$D.$ Skeletal muscle fibers can be located in the biceps muscle.
$E.$ In a bone,osteocytes are located in lacunae.

The nictitating membrane in a rabbit is $.....$.

Which of the following teeth are lophodont?

What are the dissimilarities between a cockroach and a frog?

Match List-$I$ with List-$II$:
List-$I$ List-$II$
$(a)$ Bronchioles $(i)$ Dense Regular Connective Tissue
$(b)$ Goblet cell $(ii)$ Loose Connective Tissue
$(c)$ Tendons $(iii)$ Glandular Tissue
$(d)$ Adipose Tissue $(iv)$ Ciliated Epithelium

Choose the correct answer from the options given below:

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