Which of the following functions of the body are nephrons associated with?
Circulation
Digestion
Excretion
Reproduction
Respiration
Correct answer is C
No explanation has been provided for this answer.
Which of these is NOT part of a seed?
Cotyledon
Embryo
Endosperm
Pericarp
Testa
Correct answer is D
Pericarp: the part of a fruit formed from the wall of the ripened ovary.
The topmost layer of a typical soil profile is
clay
coarse sand
fine sand
gravel
humus
Correct answer is E
No explanation has been provided for this answer.
A dehiscent fruit formed from several fused carpels with man seeds is classified as a/an
achene
capsule
caryopsis
follicle
legume
Correct answer is B
No explanation has been provided for this answer.
Liver destroys old red blood cells to produce digestive substance called
amalyse
bile
insulin
lipase
rennin
Correct answer is B
No explanation has been provided for this answer.