B1.3 Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

What is a food web?

A

Food chains put together

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What is a producer?

A

An organism which makes it own food by photosynthesis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Where are all producers in terms of tropic levels?

A

The first tropic level

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Where will herbivores be then?

A

Second trophic level

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What is a food chain?

A

A continuous spell of animals eating eachother

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

How is energy lost at each trophic level?

A

Movement, heat and respiration

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Why are pyramids of number and pyramids of biomass special bar charts?

A

Because they show how energy flows through a food web

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Why are pyramids of biomass better at representing the flow of energy?

A

Because they take into account the mass of the organisms

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

What does ‘biomass’ mean?

A

Total mass of organisms without including water

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

What is a parasite?

A

An organism which feeds on a host organism, it lives on this organism

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

What is a mutalist?

A

An relationship between two organisms where they both benefit.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Give an example of a parasitic relationship

A

Flea on a dog

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

How do primary consumers get their food?

A

By eating plants

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

How do secondary consumers get their food?

A

By eating primary consumers

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

What do food chains show?

A

What eats what

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

What does independent mean?

A

It means (two or more) organisms have effects on eachother