Choose the correct.
- APrimary producer - second trophic level -grass, trees.
- BPrimary consumer - first trophic level -phytoplankton.
- CSecondary consumer - third trophic level -birds, wolf.
- DTertiary consumer - fourth trophic level -fishes, cow.
Similar Questions
With regard to ecological food chain, man is a
With regard to ecological food chain, man is a
Consider the following statements concerning food chains.
$I$. Removal of $80\; \%$ tigers from an area resulted in greatly increased growth of vegetation.
$II.$ Removal of most of the carnivores resulted in an increased population of deers.
$III.$ The length of food chains is generally limited to $3$ to $4$ trophic levels due to energy loss.
$IV.$ The length of food chains may vary from $2$ to $8$ trophic levels.
Which two of the above statements are correct?
Consider the following statements concerning food chains.
$I$. Removal of $80\; \%$ tigers from an area resulted in greatly increased growth of vegetation.
$II.$ Removal of most of the carnivores resulted in an increased population of deers.
$III.$ The length of food chains is generally limited to $3$ to $4$ trophic levels due to energy loss.
$IV.$ The length of food chains may vary from $2$ to $8$ trophic levels.
Which two of the above statements are correct?
Which of the following organisms convert plant matter into animal matter?
Which of the following organisms convert plant matter into animal matter?
The amount of living matter present in an ecosystem at a given time is called
The amount of living matter present in an ecosystem at a given time is called
Energy flow in ecosystem is
Energy flow in ecosystem is