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B2 revision part 1 (old curriculum) Flashcards | StudBud
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B2 revision part 1 (old curriculum)
B2 revision part 1 (old curriculum)
21 terms
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StudBud Administration
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Science revision for GCSE up to E level
Flashcards
21 cards
F
Practice quiz
P
Host live
L
Questions
21
Answers
1
Similar species often live in a similar habitat because...
They share features that allow them to survive there
They have developed from the same origin
They like hanging out together
They can't reproduce anywhere else
2
Producers are...
Organisms which produce their own food using sunlight
Organisms that produce more food than needed
Those who produce energy
3
What is a trophic level?
A level where you get a trophy when you survive
The level of evolution of species
An energy level between organisms
The stages in a food chain
4
Can an animal be part of more than one food chain?
You kidding?
Yep
Nah
Nope
5
"Survival of the fittest" is one way to describe...
Growth
Natural selection
Evolution
6
Bacteria belong to the protoctista kingdom
True
False
7
What two important elements are recycled when decay takes place?
Carbon and nitrogen
Phosphorus and sodium
Nitrogen and oxygen
Oxygen and water
8
Plant is one of the five kingdoms. Do algae belong to this group?
No
Yes
9
Energy enters the food chain from...
The plants
The sun when plants photosynthesise
The predators
The food when it's eaten
10
Which one is the secondary consumer in this food chain?
Locust
Grass
Snake
Frog
11
What would happen if there were no plants?
Some animals would die and the population would decrease
Animals would die, but humans would survive
Nothing
No animal could survive, not even us.
12
What do we understand by the term "species"
Individuals that live in the same habitat
Individuals that resemble one another,breed among themselves
Individuals that can't breed among themselves
Individuals that have the same genetic information
13
Why hybrids are not fertile?
Because nature forbids hybrids
Because they have a faulty genetic code
Because they come from breeding different species
Because nobody likes them
14
What is the only process that will remove carbon from the atmosphere in the carbon cycle
Decaying
Photosynthesis
Combustion
Respiration
15
Which one is the producer in this food chain?
Locust
Snake
Grass
Mouse
16
A camel is adapted to its environment by having ...
A hump in the back
All answers are correct
Thick eyelashes
Webbed feet
17
Myriapods are a type of arthropods. What other is an arthropod?
Arachnids
Insects
Crustaceans
All of them are correct
18
Which one is the primary consumer in this food chain?
Locust
Mouse
Grass
Snake
19
What would happen to the dragonflies if greenflies decrease in number?
Some dragonflies would die of starvation & numbers decrease
All dragonflies would die as there would be no food for them
There would be less as ladybirds would decrease
Nothing as they still would be able to eat frogs
20
Energy is maintained across the food chain so there is no loss of energy.
True
False
21
How much energy is lost as respiration, egestion and excretion?
50%
75%
30%
90%
