Q: Which theory suggests plant species richness increases with island size? Choices: - island biology model - island symbolic model - island ecosystem model - island equilibrium model A:
island equilibrium model

(Question)
Q: What is a group of similar ecosystems with the same general abiotic factors and primary producers? Choices: - ecoregion - family - taxon - biome A:
(Answer)
biome

Ques: Q: Adulthood is divided into how many stages? Choices: - two - four - five - three A:
Ans: three

(Q).
Q: All living cells in multicellular organisms contain an internal cytoplasmic compartment, and a nucleus within the cytoplasm. cytosol, the jelly-like substance within the cell, provides the fluid medium necessary for this? Choices: - meiosis - cell division - apoptosis - biochemical reactions A:
(A).
biochemical reactions

Ques:Q: What is defined as a phasic change in muscle tone? Choices: - elasticity - gastrointestinal - susceptibility - spasticity A:

Ans:spasticity

Ques: Q: When the ventricles begin to contract, pressure within the ventricles rises and blood flows toward the area of lowest pressure, which is initially in the atria. this backflow causes the cusps of the tricuspid and mitral (bicuspid) valves to close. these valves are tied down to the papillary muscles by these? Choices: - chollphyide tendineae - choanocyte tendineae - photoreactive tendineae - chordae tendineae A:
Ans:
chordae tendineae