1 |
Which one of the following is not an endoparasite? |
- A. Ascaris
- B. Plasmodium
- C. Mosquito
- D. Entamoeba
|
2 |
All ecosystems of the world combine to form: |
- A. Community
- B. Population
- C. Biosphere
- D. Competition
|
3 |
A community and its biotic components is known as: |
- A. Biosphere
- B. Habitat
- C. Ecosystem
- D. Food web
|
4 |
Which of the following is the abiotic part of ecosystem. |
- A. Grass
- B. Goat
- C. <div>Lion</div>
- D. Soil
|
5 |
Which Charles Eiton developed the concept of ecological pyramids? |
- A. 1926
- B. 1927
- C. 1928
- D. 1929
|
6 |
In an ecosystem the flow of _________ is one way, while _________ is/are constantly recycled. |
- A. Minerals, energy
- B. Energy minerals
- C. Oxygen, Energy
- D. Glucose, water
|
7 |
The type of environment in which a particular species lives is called. |
- A. Ecosystem
- B. Habitat
- C. Biosphere
- D. Community
|
8 |
_________ atom is the principal building block of many kind of biomolecules. |
- A. Oxygen
- B. Carbon
- C. Hydrogen
- D. Nitrogen
|
9 |
An organism that actively hunts other organisms is called. |
- A. Prey
- B. Predator
- C. Parasite
- D. Host
|
10 |
When we eat the onion, our trophic level is |
- A. Primary consumer
- B. Secondary consumer
- C. Decomposer
- D. Producers
|