Advertisements
Advertisements
प्रश्न
What is the role of decomposers in the ecosystem?
उत्तर
Decomposers decompose dead plants and animals and hence act as cleansing agents of the environment.
APPEARS IN
संबंधित प्रश्न
Why are plants called producers?
A food chain represents a unidirectional flow of X. What is X?
Draw the food chain with four trophic levels.
Organisms which synthesise carbohydrates from inorganic compounds by using radiant energy are called ______.
One of the following is a micro-consumer. This one is :
(a) ant
(b) lice
(c) fungi
(d) mosquito
The following is a food chain that ends with human :
plants → bee → human
How do bees provide food for humans?
Some hunters are roaming in the plush green forest of Africa. They spot a deer and kill it. They decide to roast the deer there and then and eat it. When the hunters had just finished enjoying the feast of roasted deer, a lion attacks them. The lion kills one of the hunters and eats his flesh.
(a) write a food chain which provides food to lion in this case.
(b) Which animal (other than deer) the lion could look for food if he did not get the hunter as prey?
(c) Which other animal in the forest could have been in place of lion?
(d) How does the above food chain differ form the food chain such as : plants → goat → man?
A food chain consists of fish, larvae, phytoplanktons and birds. The level of pesticides in water in which the fish, larvae and phytoplanktons live is quite high.
Which other organism you could write in place of bird in the above food chain?
In a given food chain if the amount of energy at the fourth trophic level is 6 kJ, what will be the energy available at the producer level?
Which of the following is a logical sequence of food chain?
