Q. Which of the following factor diminishing as food chain proceeds?

View solution

Q. Which of the following organisms begins marine food chains?

View solution

Q. We can find a marine ecosystem on a beach shore.

View solution

Q. Why is a food web more realistic way of portraying an ecosystem than a food chain?

View solution

Q. What is called for an organism that helps to define an entire ecosystem?

View solution

Q. What is called for the diagram that shows how food chain linked together into more complex feeding relationship?

View solution

Q. Which of the following condition is true for food web?

View solution

Q. Which one of the following is the major difference between food web and food chain?

View solution

Q. Food webs derive their energy from sunlight.

View solution

Q. In which of the following we can have more than one source of organisms for energy?

View solution

Q. Which of the following is the highest trophic level organism in grassland food web?

View solution

Q. Which of the following is correct order of food web for aquatic food web?

View solution

Q. Why large sharks remain in the highest trophic level in the aquatic food web?

View solution

Q. Why detritivores are considered at the zero level in the food web?

View solution

Q. Why lions are apex predators in grassland ecosystem?

View solution

Q. “Trees produce acorns which acts as food for many insects and mice” is an example of__________________

View solution

Q. Food webs are more stable than food chains.

View solution

Q. Who developed ecological pyramids for the first time?

View solution

Q. Where we can find the inverted pyramids of biomass?

View solution

Q. Which of the following shows the numbers of the producers, herbivores and the carnivores at their successive trophic levels?

View solution