40.0g per 100 g dry soil
4.4g per 100g dry soil
4.0 g per 100g dry soil
0.4g per 100g dry soil
Correct answer is C
No explanation has been provided for this answer.
Which of the following is a dangerous product of coal burning?
Sulphur dioxide
Carbon dioxide
Carbon
Nitrogen
Correct answer is A
No explanation has been provided for this answer.
In man, spermatozoa are never found in the?
testis
urethra
epididymis
prostrate glands
vas deferens
Correct answer is D
- The prostate gland is located just below the bladder in men and surrounds the top portion of the tube that drains urine from the bladder (urethra). The prostate's primary function is to produce the fluid that nourishes and transports sperm (seminal fluid).
which of the following disease can be caused by a bacterium?
Ringworm
Poliomyelitis
Malaria
Syphilis
Correct answer is D
No explanation has been provided for this answer.
A pyramid of numbers can be defined as
the number of plants and animals in an ecosystem
an arrangement of organism according to their habitat
the numerical relationships of a food chain
the number of plants and animals in a population
the total number of species and general in a community
Correct answer is C
No explanation has been provided for this answer.