Organism and Environment

Which of the following refers to the role an organism plays in its environment?

• Ecology

• Niche

• Community

• Population

Which of the following refers to the studying of how living organisms interact with their environments?

• Symbiosis

• Community

• Niche

• Ecology

What type of energy is transferred in food chains?

• Potential

• Mechanical

• Chemical

• Kinetic

At which trophic level is the MOST amount of energy available?

• Tertiary consumers

• Secondary consumers

• Primary consumers

• Primary producers

Which is an example of a population?

• All the animals and plants living in a lake

• All the different herbivores in a forest

• All the mahogany trees growing in a forest

• All the species of animals in Africa

Which row describes how energy flows through a biological system?

• 1

• 2

• 3

• 4

The diagram below show a food chain.

teak tree --> caterpillar --> insectivour bird --> eagle

what is the correct pyramid of number for this food chain?

• 
• 
• 
• 

The diagram above shows a pyramid of biomass for all the living organism in an ecosystem.

Which organism are carnivores?

• P and Q

• P and R

• R and S

• Q and R

Rabbits eat grass and foxes eat rabbits.

What would cause the highest increase in the number of rabbits?

• less grass and fewer foxes

• less grass and more foxes

• more grass and fewer foxes

• more grass and more foxes

why do not all the energy transfered from one organism to others?

• respiration release energy as heat

• not all part of the organism eaten by the other organism

• some food eaten are not digested by enzymes