WorksheetsEcology #1
Total questions: 10
Worksheet time: 3mins
Energy flow Pyramid is always --------------.
(a)
Who gave the 10% energy law?
Alexander von Humboldt
Ernst Haeckel
Raymond Lindemann
Dr Rex N. Olinares
A pollutant causing biomagnification should be:
1. Soluble in fat
2. biologically active
3. long living
4. mobile
Only 1 and 2
Only 1, 2 and 3
Only 3 and 4
All of the above
Cuscuta is an example of (a) .
Shark and sucker fish is an example of (a) .
Name the interaction which is beneficial to both organisms involved:
Commensalism
Mutualism
Broom-Parasitism
Neutralism
Which of the following are not an example of Mutualism?
1. Rhizobium - lugmes
2. Bee - pulse plant
3. Algae - Fungi
4. Tapeworm - human intestine
1
4
3
2
The process through which harmful chemicals gradually accumulate within tropic levels is known as?
Bio Accumulation
Eutrofication
Bio Concentration
Bio magnification
Cuckoo lays its eggs in the host cell. It is an example of which Biotic Interaction?
Parasitism
Neutralism
Amensalism
Commensalism
Ecological Pyramids are based on?
1. Number, Biomass, energy
2. Energy, Biomass, population
3. Number, energy, Reproduction
Only 1
Only 1 and 2
Only 1 and 3
None of the above
