45. Which of the following lists identifies organisms that are producers in the ecosystem?
A. Algae, fern, sunflower
B. Mushroom, bacteria, earthworm
C. Insect, deer, tiger
D. Birds, crocodile, cow
Answers
WHAT IS ECOSYSTEM ?
Ecosystem is a part of environment coordinating point between the living (Biotic) and non-living (Abiotic) component of a particular space.
e.g. Fish , crocodile and frog along with plants living in pond maintain ecological balance / ecosystem.
WHAT IS FOOD CHAIN?
The flow of energy through food from one tropic level to other or from organism to other in a series is called FOOD CHAIN.
e.g. *Grass ----> Deer ------> Lion
* Herbs -----> insect -----> frog ---->snake ----->Eagle
WHAT ARE PRODUCERS AND CONSUMERS?
Those Organism which is below at beginning of fo chain are referred as PRODUCERS.
They Prepare their own food by a bio-chemical process known as PHOTOSYNTHESIS by utilising sunlight and carbondioxide.
e.g. Green plants and algae.
The other steps in food chain is referred as CONSUMERS who consumes food/energy from its previous trophic level.
e.g. Animals,bacteria and saprotrophs.
YOUR ANSWER :-
Which of the following identifies Producers?
ans - A. algae,fern and sunflower.
WHY???
Because as we know thay prepare their own food by photosynthesis whereas other options like mushroom,bacteria,tiger etc. are placed later in food chain as Consumers.
****************************************
Answer:
Explanation:
1