11. Hairs of Human are
A
Hollow
B
Solid
C
Colourless
D
None of the above
Answer :
Hollow
12. Life-span of human R.B.C. is
A
120 days
B
90 days
C
2 - 3 days
D
20 days
Answer :
120 days
13. Which is correct about earthworm
A
It can crawl on smooth surface easily
B
It secretes cocoon around unfertilized eggs
C
It has brain but no head
D
It has no locomotory organs
Answer :
It has brain but no head
14. The cell junctions called tight, adhering and gap junctions are found in
A
connective tissue
B
epithelial tissue
C
neural tissue
D
muscular tissue
Answer :
epithelial tissue
15. In structure Sweat glands are
A
Simple Aveolar
B
Simple tubular
C
Simple coiled tubular
D
Compound Alveolar
Answer :
Simple coiled tubular
16.
Identify the tissue shown in the diagram and match with its characteristcs and its location
A
Skeletal muscle, shows striations and closely attached with the bones of the limbs
B
Smooth muscles, show branching, found in the walls of the heart
C
Cardiac muscles, unbranched muscles, found in the walls of the heart
D
Striated muscles, tapering at both-ends, attached with the bones of the ribs
Answer :
Skeletal muscle, shows striations and closely attached with the bones of the limbs
17. Regeneration of cartilage can occur from its
A
Matrix
B
Plasma
C
Perichondrium
D
A piece without
Answer :
Perichondrium
18. Nucleus of granuler WBC is mainly
A
Spindle shape
B
Round
C
Oval shape
D
Lobed
Answer :
Lobed
19. Typhlosole in earthworm begins form which segment
A
15
B
9
C
25
D
27
Answer :
27
20. Dermis of mammalian skin is mainly composed of
A
Muscular
B
Connective tissue
C
Epithelial tissue
D
All of the above
Answer :
Connective tissue