Advertisements
Advertisements
प्रश्न
Fill in the following blank with suitable word :
In nature, all green plants are............ whereas animals are consumers.
Advertisements
उत्तर
In nature, all green plants are producers, whereas animals are consumers.
APPEARS IN
संबंधित प्रश्न
List two biotic components of a biosphere.
List two important roles play in the environment by decomposers.
What are trophic levels? Give an example of a food chain and state the different trophic levels in it.
The following statement is true or false :
Secondary consumers and tertiary consumers, both are carnivores.
Write an aquatic food chain.
Name one decomposer.
Write down a food chain which ends with humans.
One of the following is not a consumer. This one is :
(a) giraffe
(b) antelope
(c) algae
(d) alligator
The sea water contains water beetles, tadpole, fish and weeds.
Which organisms are (i) predators, and (ii) prey?
A food chain occurring in the sea which provides food for many people can be written as :
phytoplankton → zooplankton → X → Y
Name one phytoplankton.
Name the process in which a harmful chemical enters the food chain and gets concentrated at each trophic level.
A food chain comprises of cat, seed-eating bird, plants, and dog. The organism which will have the maximum concentration of harmful pesticides coming through the food chain is most likely to be :
(a) cat
(b) plants
(c) dog
(d) seed-eating bird
In addition to wheat plants, a crop field ecosystem has organisms such as snake, peacock, eagle and mice. If the wheat plants are sprayed with pesticides periodically, which of the following will have the minimum concentration of pesticides in the body?
(a) snake
(b) eagle
(c) mice
(d) peacock
The harmful chemical which is accumulating in human beings through food chain is :
(a) benzenehexachloride
(b) dichlorodiphenyltrichloroethane
(c) chlorofluorocarbon
(d) abscisic acid
Give one example of a food chain in an aquatic ecosystem?
What would happen if an organism is removed from the food chain?
A food chain comprising birds, green plants, fish and man. The concentration of harmful chemical entering the food chain will be maximum in ______.
Which of the following is a logical sequence of food chain?
Differentiate between herbivores and carnivores.
Which statement is correct with respect to the food chain?
