1 |
Which Charles Eiton developed the concept of ecological pyramids? |
1926
1927
1928
1929
|
2 |
The basic tropic level of all food chain is. |
Producers
Consumers
Decomposers
Reducers
|
3 |
Which are put in first trophic level? |
Carnivores
Producers
Herbivores
Consumers
|
4 |
At the end of a long food chian the energy will be. |
Will more
As same as at start
Will less
Zero
|
5 |
The only source of energy for all ecosystems of the world is. |
Sun
Moon
Plants
Ocean
|
6 |
Primary source of energy for all ecosystem is. |
Electricity
Sun
Fire
Nutrients
|
7 |
The total amount of living matter in an ecosystem at any time is called. |
Biomass
Energy
Food Chain
Food web
|
8 |
An example of carnivores plant is. |
Mosses
Ferns
Rose plant
Sundew
|
9 |
Biosphere surrounding the Earth is about. |
17 KM
18 KM
19 KM
20 KM
|
10 |
Abiotic component of the ecosystem is. |
Producers
Consumers
Decomposers
Light
|
11 |
Organisms in the ecosystem that are responsible for recycling of plant and animal wastes are. |
Producers
Consumers
Decomposers
Competitors
|
12 |
Which one of the following is tertiary consumer. |
Owl
Larva of burtterfly
Deer
Rabbit
|