Which of these vertebrae is of the same number in man and rabbit?
Caudal
Cervical
Lumber
Sacral
Thoracic
Correct answer is B
No explanation has been provided for this answer.
Cellular respiration occurs in the
chloroplast
endoplasmic reticulum
food vacuole
mitochondrion
nucleus
Correct answer is D
No explanation has been provided for this answer.
Which of the following enables mammals to maintain balance?
Cochlea
Eustucian tube
Ossicle
Semi-circular canal
Tympanic membrane
Correct answer is D
No explanation has been provided for this answer.
Which of the following body characteristics distinguishes Ascaris from Earthworms?
Bilaterally symmetrical
Cylindrical
Segmented
Soft
Unsegmented
Correct answer is C
No explanation has been provided for this answer.
The part of the male reproductive organ where sperm cells are produced is called?
epididymis
penis
seminal vesicle
seminiferous tubules
vas deferens
Correct answer is D
The seminiferous tubules are the site of sperm production.
Which of the following processes converts nitrates in the soil to atmospheric nitrogen?
Denitrification
Lightning
Nitrification
Putrefaction
Rainfall
Correct answer is A
No explanation has been provided for this answer.
Which of these is a simple dehiscent fruit?
Achene
Cypsela
Legume
Nut
Samara
Correct answer is C
No explanation has been provided for this answer.
The male reproductive part of a flower is made up of
anther and filament
ovary and ovule
ovule and style
stigma and filament
style and stigma
Correct answer is A
No explanation has been provided for this answer.
The type of placentation found in tomato fruit is called
axile
bisal
free central
marginal
parietal
Correct answer is A
Axile placentation is found in bicarpellary to multicarpellary syncarpous ovary. The carpels fuse to form septa forming a central axis and ovules are arranged on the axis.
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