The crown of the mammalian tooth is covered with
cement
dentine
caries
enamel
Correct answer is D
No explanation has been provided for this answer.
‘Jointed skeleton’ is absent in the
Cockroach
Spider
Millipede
Snail
Dragon fly
Correct answer is D
No explanation has been provided for this answer.
The element common to protein, carbohydrate, and lipid is
hydrogen
sulphur
nitrogen
phosphorus
Correct answer is A
No explanation has been provided for this answer.
Which of the following statements about the rate of transpiration is INCORRECT? It is
Dependent on temperature
Affected by changes in light intensity
Unaffected by humidity
Dependent on air movement
Affected by availability of water
Correct answer is C
No explanation has been provided for this answer.
One of the accessory organs of the digestive system is the
Kidney
Spleen
liver
lung
Correct answer is C
No explanation has been provided for this answer.