Food chains and webs Flashcards

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

Define food chain

A

It is a diagram that shows the transfer of energy between organisms ( what eats what)

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

Define carnivore

A

Only eats animals

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

Define herbivore

A

Only eats plants

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

Define omnivore

A

Eats plants and animals

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

Define consumer

A

Organisms that eat other organisms to survive

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

Define producer

A

Organisms that make their own food by photosynthesis

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

Define prey

A

organisms that get eaten by other organisms

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

define predator

A

organisms that eat other organisms

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

Define primary consumer

A

Eats producers, usually a herbivore

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

Define secondary consumers

A

Eat primary consumers, usually a carnivore but can also be a herbivore

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

What is the main source of energy for living organisms

A

1 Radiation from the sun (energy from the light) is the main source of energy

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

What does a food chain always start with

A

a producer

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

what do the arrows show

A

The arrows show the transfer of energy from one organism to the next,Arrows point from the food source to the animal which is eating (consuming) it

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

Give an example of a food chain

A

Grass–> rabbit –> fox

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

Give an example of a food chain

A

Grass–> rabbit –> fox

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

Define tertiary consumer

A

Eats secondary consumers

16
Q

What is each level of the food chain called

A

Trophic (feeding ) level

17
Q

What are the 3 types of consumers

A

1- Carnivores
2- Herbivoes
3- Omnivores

18
Q

Grass
Rabbit
Fox
Identify the following roles

A

1- Producer
2- Primary consumer
3- Secondary consumer

19
Q

How are food chains connected?

A

Food chains are connected by food webs

20
Q

How are food chains and webs similar and different ?

A

Food chains is just one path of energy with 3-4 trophic (feeding) levels however a food web has many food chains connected and many trophic (feeding ) levels.

21
Q

How much energy?
Around 10% of the energy available at one level of a food chain is transferred to the next level. If 1000kJ of energy enters a food chain that has three links, how much energy would be transferred to the top predator?

A

10 KJ