Which of the following insects has an incomplete metamorphosis during its life circle?
Butterfly
Bee
Mosquito
House-fly
Grasshopper
Correct answer is E
No explanation has been provided for this answer.
The kind of teeth used for tearing food materials is the
fang
canine
premolar
carnassial
incisor
Correct answer is B
No explanation has been provided for this answer.
Which of the following is the dental formula of man?
i(2/2) c(0/1) pm(2/2) m(3/3)
i(2/2) c(1/1) pm(2/0) m(3/3)
i(2/2) c(1/1) pm(2/2) m(3/3)
i(2/2) c(1/1) pm(3/3) m(2/2)
i(2/2) c(1/1) pm(2/3) m(3/3)
Correct answer is C
No explanation has been provided for this answer.
Where is the food stored in yam plant?
stem
Bud
Adventitous root
Leaves
Tap root
Correct answer is A
No explanation has been provided for this answer.
What is the genetic ratio of a cross between homozygous tall plant and a homozygous dwarf plant?
0 tall : 4 short
3 tall : 1 short
2 short : 2 tall
1 tall : 1 short
4 tall : o short
Correct answer is E
No explanation has been provided for this answer.