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Biology 12 Chapter 16 - Support and Movements - 25
1.
In unguligrade the tips of toes is……………….?
All of these
Become swift
Reduce form
Modified into hoof
2.
Which of the following is the mode of locomotion in mammals?
All of these
Plantigrade
Unguligrade
Digitigrade
3.
Which of the following animals include in digitigrade?
Deer
Rodents
Apes
Bear
4.
In which of the following type of vertebrates flight has evolved?
Pterodactyls
Birds
Bats
All of these
5.
Which of the following, influences the speed and the type of flight?
Movement of wings
Shape of wings
Size of wings
Speed of air
6.
The number of bones in birds is ……………..as compared to the limbs of other vertebrates?
Reduced
Reproduced
Rearranged
Increased
7.
*QWhich of the following ions released when SR gates open?
Ca
+2+
K
Na
Mg
+2
8.
Which of the following ion function as to controlling the Actin-Myosin interaction?
K
Ca
+2
Na
Mg
+2
9.
What is the function of a red pigment in sarcoplasm?
Stores myoglobin
Stores protein
Stores CO
2
Stores oxygen
10.
Which of the following is are first two cervical vertebrae?
Left axis and right axis
Atlas and axis
All of above
C
1
and C
2
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