Curriculum
Course: AQA A Level Biology 7402
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Curriculum

AQA A Level Biology 7402

1. Biological Molecules

0/102

2. Cell Structure

0/95

3. Exchange and Transport

0/98

4. Genetics, Variation and Interdependence

0/94

5. Energy Transfers In and Between Organisms (A Level only)

0/63

6. Organisms Respond to Changes in their Environments (A Level only)

0/93

7. Genetics, Populations, Evolution and Ecosystems (A Level only)

0/55

8. The Control of Gene Expression (A Level only)

0/72

9. Exam Guidance and Skills

0/38
Quiz

4.6.7 Mean and Standard Deviation – Unit exam questions

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  • Questions count: 12
  • Passing grade: B+
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1.
IGCSE Biology 2.1 Animal and Plant Cells - Question 4
IGCSE Biology 2.1 Animal and Plant Cells - Question 4
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2.
IGCSE Biology 17.4 Meiosis - Question 2
IGCSE Biology 17.4 Meiosis - Question 2
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B
C
D
3.
Which statement best describes Index of diversity?
The role of a species in its habitat, including its interactions and resource use.
The variety of alleles within a population or species.
An anatomical, physiological or behavioural feature that increases survival and reproduction.
A measure combining species richness and evenness, D = N(N-1) / sum n(n-1).
4.
During translation, amino acids are carried to the ribosome by
DNA
mRNA
tRNA
rRNA only
5.
IGCSE Biology 2.1 Animal and Plant Cells - Question 8
IGCSE Biology 2.1 Animal and Plant Cells - Question 8
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B
C
D
6.
Which statement best describes Human Genome Project?
Agreeing to a test after understanding fully what it can and cannot reveal.
All the DNA in a human cell — about 3 billion base pairs and roughly 20,000 genes.
The international effort that read the whole human sequence, completed in 2003.
Using computers to store, compare and analyse biological sequence data.
7.
Meiosis has all of the following features EXCEPT:
Homologous chromosomes separate in anaphase I
It produces four haploid cells
Crossing over occurs between non-sister chromatids
It produces two cells genetically identical to the parent cell
8.
IGCSE Biology 21.3 Genetic modification II - Question 2
IGCSE Biology 21.3 Genetic modification II - Question 2
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B
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D
9.
IGCSE Biology 2.1 Animal and Plant Cells - Question 1
IGCSE Biology 2.1 Animal and Plant Cells - Question 1
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B
C
D
10.
IGCSE Biology 2.1 Animal and Plant Cells - Question 12
IGCSE Biology 2.1 Animal and Plant Cells - Question 12
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B
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D
11.
Why is a log scale used for bacterial growth curves?
Numbers cover many orders of magnitude
It makes growth look slower
Bacteria cannot be counted otherwise
It shows dead cells
12.

A3.1 Diversity of organisms — Question 6 | DABOUR HUB

Dr Dabour Hub Academy - figure 1
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Part of 4. Genetics, Variation and Interdependence — see every lesson and quiz in this unit.
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