Evolution Of Life
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91 Which one of the following creatures has maximum number of ribs ?
A
Crocodile
B
Snake
C
Ray fish
D
Flying mammal
92 Which of the following is NOT included in the Technology Mission?
A
Oil seeds
B
Pulses
C
Maize
D
Vegetables
93 Which of the following is correct about cold blooded animals ?
A
Their blood remains cold all
the time
B
Their body temperature
changes in accordance with the atmosphere
C
Their body temperature remains constant all the time
D
They kill all the animals they
come across
94 Which among the following does not have a cell wall?
A
Euglena
B
Paramecium
C
Gonyaulax
D
Mycoplasma
99 Which phenomenon do bats or dolphins use to find prey, predators or obstacles ?
A
Refraction of sound
B
Formation of beats
C
Scattering of sound
D
Echo location
102 Cell or tissue death within a living body is called as
A
Neutrophilia
B
Nephrosis
C
Necrosis
D
Neoplasia