Why are plants called producers?

They make their own food by photosynthesis

organisms sharing similar characteristics

Is a hybrid a species?

No because they are not fertile

Why do Scientists use the bionomial name for species?

It is the same name, in any language

How is energy lost at each trophic level?

Lost as heat due to respiration, excretion & egestion

What is classification?

Grouping organisms based on features and evolution

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B2A Core Knowledge 11X1

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Questions 17

Answers

1
The relationship between plants and animals in a habitat is known as a.......?
Parasitic relationship
Food web
Trohpic relationship
Food chain
2
Why are plants called producers?
They make their own food by respiration
They do not have to move to make food
They give energy to other organisms
They make their own food by photosynthesis
3
What is a species?
Organisms which compete
organisms sharing similar characteristics
Organisms that cannot produce fertile offspring
Organisms that share the same trophic level
4
Is a hybrid a species?
Yes they can be classified
No because they don't exist
No because they are not fertile
Yes if you look at their DNA sequence
5
Why do Scientists use the bionomial name for species?
It is the same name, in any language
To stop names becoming confused
It is quicker to write and saves time
It is a shorter, easier version
6
The role an organism plays in an ecosystem is known as its.......?
Intraspecific role
Ecological role
Ecological niche
Interspecific role
7
What is a trophic level?
Feeding levels in a food chain
Numbers of organisms at each level
Energy flow in a food web
Who eats who in a food chain
8
What are the products of photosynthesis?
Glucose & oxygen
Glucose and carbon dioxide
Oxygen & water
Carbon dioxide & water
9
What do the arrows in a food chain represent?
Trophic levels
What eats what
The flow of energy
The order of size
10
What 4 things do animals compete for?
Space, light, vitamins, mate
Soil, minerals, space, light
Mate, light, water, minerals
Food, water, mate & space
11
The energy to start all food chains comes from the......?
The sun
The moon
Food
Soil
12
How is energy lost at each trophic level?
Lost as heat & respiration
Lost as heat due to egestion and excretion
Lost due to respiration
Lost as heat due to respiration, excretion & egestion
13
Which Kingdom is Missing? Animals, Plants, Prokaryotes, Fungi & .............
Species
Producers
Protoctista
Genus
14
How is the dry mass of organisms at each trophic level displayed?
Food web
Food chain
Pyramid of numbers
Pyramid of biomass
15
What is classification?
Grouping organisms based on their size
Grouping organisms based on features and evolution
How organisms reltae to one another
Grouping organisms based on how they reproduce
16
An animal that feeds on other animals or plants to get energy is called....?
Herbivore
Producer
Carnivore
Consumer
17
What is mutualism?
A reproductive relationship
One species harms another
A parasite
2 different help each other

B2A Core Knowledge 11X1 Flashcards | StudBud