Which of these is an example of physiological variation?
Blood group
Eye colour
Fingerprint
Height
Weight
Correct answer is A
No explanation has been provided for this answer.
Intercostal muscles are found in the ------ region
abdominal
chest
head
limb
neck
Correct answer is B
No explanation has been provided for this answer.
Spider belongs to which of the following classes in the phylum arthropoda?
Arachnida
Chilopoda
Crustacean
Insect
Myriapoda
Correct answer is A
No explanation has been provided for this answer.
The group of organisms at the base of the pyramid of numbers are
decomposers
primary consumers
producers
secondary consumers
tertiary consumers
Correct answer is C
No explanation has been provided for this answer.
Amoeba engulfs food particles by means of its
contractile vacuole
cytoplasmic membrane
food vacuoles
nucleus
pseudopodia
Correct answer is E
No explanation has been provided for this answer.
Which of the following is a biotic factor that affects population?
Predator
Salinity
Space
Temperature
Water
Correct answer is A
No explanation has been provided for this answer.
The following are types of finger prints EXCEPT
arch
compound
loop
simple
whorl
Correct answer is D
No explanation has been provided for this answer.
The developing embryo is attached to the mother’s uterus by
amnion
blood vessels
placenta
umbilical cord
uterine cavity
Correct answer is C
No explanation has been provided for this answer.
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