A seed of a flowering plant can best be described as
radicle and plumule
the developed ovule
the embryo and endosperm
developed ovary
Correct answer is B
No explanation has been provided for this answer.
Spectacles with convex lenses correct long-sightedness by
converging the light rays before they enter the eye
diverging the light rays before they enter the eye
reducing the light intensity before it enters the eye
increasing the light intensity before it enters the eye
Correct answer is A
No explanation has been provided for this answer.
The part of the ear which contains nerve cells sensitive to sound vibrations is the
cochlea
ampulla
tympanum
malleus
Correct answer is A
The cochlea (auditory inner ear) transforms the sound in neural message. The function of the cochlea is to transform the vibrations of the cochlear liquids and associated structures into a neural signal.
The reason why hospitals use saline solutions as drip Instead of water is
because salt is a preservative
to prevent contamination of the body
to maintain the composition of body fluids
to increase the number of blood cells
Correct answer is C
No explanation has been provided for this answer.
The graph above shows the results of a laboratory investigation which measured the body temperatures of a lizard and a bird under changing artificial conditions. Use it to answer the question.
Homeostasis
Homoithermy
Poikilothermy
Osmoregulation
Correct answer is A
No explanation has been provided for this answer.
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