02.1 Name one consumer shown in Figure 3 - AQA - GCSE Biology - Question 2 - 2018 - Paper 1
Question 2
02.1 Name one consumer shown in Figure 3.
02.2 Name one carnivore shown in Figure 3.
02.3 A disease kills most of the shrews in the garden.
Suggest why the number ... show full transcript
Worked Solution & Example Answer:02.1 Name one consumer shown in Figure 3 - AQA - GCSE Biology - Question 2 - 2018 - Paper 1
Step 1
Name one consumer shown in Figure 3.
96%
114 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
One consumer shown in Figure 3 is a snail.
Step 2
Name one carnivore shown in Figure 3.
99%
104 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
One carnivore shown in Figure 3 is a shrew.
Step 3
Suggest why the number of snails in the garden may increase.
96%
101 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The number of snails may increase because fewer shrews are present to eat them. With a decrease in predators, the snail population can grow larger.
Step 4
What is the name given to all the snails in the garden shown in Figure 3?
98%
120 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The name given to all the snails in the garden is 'Population'.
Step 5
Which pyramid of biomass is correct for the food chain shown in Figure 3?
97%
117 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The correct pyramid of biomass for the food chain shown in Figure 3 is C.
Step 6
Calculate the energy transferred to the snails from the lettuces.
97%
121 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
To calculate the energy transferred:
Energy = Total Energy × Transfer Rate
Energy = 11,000 kJ × 0.10 = 1,100 kJ
Thus, the energy transferred to the snails from the lettuces is 1,100 kJ.
