Advertisements
Advertisements
Question
Construct a long food chain.
Advertisements
Solution
Phytoplankton (algae) →Zooplankton (protozoa)→Small fish→ Big fish→Man.
APPEARS IN
RELATED QUESTIONS
List two main components of ecosystem?
What is biological magnification?
The following statement is true or false :
Secondary consumers and tertiary consumers, both are carnivores.
Which organisms belong to third and fourth trophic levels in the food chain comprising the following?
Rats, Plants, Hawk, Snakes
Define decomposers.
Draw the food chain with four trophic levels.
What will happen if we kill all the organisms in one trophic level?
What is a food chain?
The sea water contains water beetles, tadpole, fish and weeds.
Which organisms can trap solar energy to make food?
The sea water contains water beetles, tadpole, fish and weeds.
Which organism is a secondary consumer?
The following is a food chain that ends with human :
How does this food chain differ form a usual food chain involving human such as : plants → goat → human?
What would happen to the number of grass plants and foxes if the number of rabbits decreased?
Why are there rarely more than five links (or five organisms) in a food chain?
The ten per cent law is associated with
(a) transfer of energy from various trophic levels to decomposers in a food chain
(b) transfer of ATP energy into muscular energy
(c) transfer of chemical energy from one organism to another
(d) transfer of sun's energy to the organisms called producers.
"Energy flow in food chains is always unidirectional". Justify this statement. Explain how the pesticides enter a food chain and subsequently get into our body.
Bacteria and fungi are called decomposers.
What is Autotrophs?
Differentiate between herbivores and carnivores.
In a food chain, the third trophic level is always occupied by
