Ecological investigation in a habitat includes the following procedures except
choosing a habitat
identification of specimens
determining the genetic makeup of specimens
measuring abiotic and biotic factors
Correct answer is C
No explanation has been provided for this answer.
A major reason why the red blood cells can survive in the blood is that the
blood plasma and the red blood cells are isotonic
red blood cells are hypotonic to the plasma
the red blood cells are hypertonic to the blood plasma
the red blood cells receive digested nutrients
Correct answer is A
No explanation has been provided for this answer.
salt solution is more concentrated than the cell sap of the yam
cell sap of the yam is more concentrated than the salt - solution
salt solution has the same concentration as the cell sap of the yam
the yam lost some water molecules to the salt solution
Correct answer is B
No explanation has been provided for this answer.
The following are abiotic components of an ecosystem except
temperature
oxygen
bacteria
soil
Correct answer is C
No explanation has been provided for this answer.
Carbohydrates are stored in the animal cell in the form of
starch
glycogen
plastid
maltose
Correct answer is B
No explanation has been provided for this answer.