In an ecosystem, the LEAST efficient energy transfer link is from
producers to primary consumers
sun to producers
primary consumers to secondary consumers
secondary consumers to decomposers
Correct answer is D
No explanation has been provided for this answer.
Which of the following is a sex-linked character?
Sickle-cell anaemia
Tongue rollling
Skin colour
Colour blindness
Correct answer is D
No explanation has been provided for this answer.
If parents with blood groups AB and O produce six children
three of them will have group B
two of them will have group A
all the offspring will have group O
none of them will have group A
Correct answer is A
No explanation has been provided for this answer.
Which of the following tissue are made up of dead cells?
Meristematic
Xylem vessels
Cambium
Mesophyll
Palisade
Correct answer is B
No explanation has been provided for this answer.
when the two alleles present in an organism are of the same type, the genotype is described as
heterozygous
heterogamous
homozygous
homologous
Correct answer is C
No explanation has been provided for this answer.