The intensity levels of whispering noise is
10-15 dB
20-40 dB
45-50 dB
50-55 dB
A.
10-15 dB
Our standard conversation has an intensity of around 50 dB, whereas around 15 dB is the sound level of a whisper, 75 dB is the noise level in the city.
Identify the correct type of food chain
Dead animal > Blow fly maggots > Common frog > Snake
Grazing food chain
Detrital food chain
Decomposer food chain
Predator food chain
Which is not applicable to the biological species concept
Hybridization
Natural population
Reproductive isolation
Gene pool
DNA sequences that code for protein are known as
introns
exons
control regions
intervening sequences
Which is the correct sequence of arrangement of types of WBC in decreasing order in terms of number per mm3 of human blood
Eosinophils > Basophils > Neutrophils
Basophils > Eosinophils > Neutrophils
Neutrophils > Eosinophils > Basophils
Eosinophils > Neutrophils > Basophils