3VT - Ecology

• Biologie
• Middelbare school
• vwo
• Leerjaar 3

I am at basics......

1. 2-3
2. 4-5
3. Focusing on summary
4. Did not start

The cod (kabeljauw) feeds on the lodde, a tiny fish that feeds on animal and plant based plankton

To which 2 links can you ‘assign’ the cod (kabeljauw)?

1. Producer, consumer
2. Primary consumer, secondary consumer
3. Secondary consumer, tertiary consumer
4. Tertiary consumer, detrivore

Menno states: a pyramid of numbers is always a pyramid shape
Wilco states: the last link in the foodchain always has the most biomass
Which statement(s) is/are correct?

1. Both are correct
2. Only Menno is correct
3. Only Wilco is correct
4. None are correct

What is the function of bacteria and fungi in the nutrientcycle?

1. They fotosynthesise
2. Clear up non biodegradable waste
3. Are consumers
4. Convert waste into plant available nutrients

Biotic

Abiotic

Sunlight

Parasites

Detrivores

Temperature

Soil composition

Plants

“Het IJsselmeer” used to be called the “Zuiderzee” and was filled with salty water. With the construction of the “afsluitdijk” the area turned from salty to fresh water. This affected the fish species in this area

What level of ecology would you put all the organisms in a woodland?

1. Ecosystem
2. Community
3. Population
4. Individual