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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

6.1.5 Reflex Arcs – Unit exam questions

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  • Questions count: 12
  • Passing grade: B+
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1.
Which of the following is considered a biotic factor capable of influencing a plant species’s population growth?
SAT Biology - Question 167
A
B
C
D
E
2.
According to the comparison table in this lesson, what is the Deficiency symptom of Nitrate?
According to the comparison table in this lesson, what is the Deficiency symptom of Nitrate?
Plant mineral requirements
Stunted growth, yellow older leaves
Yellow leaf edges
Yellow leaves (chlorosis)
Poor root growth
3.
The movement of food along the gut by muscle contraction is:
Egestion
Absorption
Peristalsis
Assimilation
4.
Using the table, what happens to glucose between filtrate and urine?
It is converted to urea
It is concentrated
It is filtered twice
All of it is selectively reabsorbed
5.
In the gland diagram, which gland (D, near the stomach) controls blood glucose?
Dr Dabour Hub Academy - figure 1
Pancreas
Pituitary
Thyroid
Adrenal
6.

In negative feedback, a change in a factor

is amplified
brings about a response that returns the factor towards its set point
is ignored
stops all responses
7.
Which statement best describes Cardiac muscle?
The framework of 206 bones that supports the body, protects organs and allows movement.
Striated and under voluntary control; moves the skeleton.
Lighter bone with spaces, found at the ends; contains red marrow.
Found only in the heart; contracts rhythmically without tiring.
8.
IGCSE Biology 14.3 Synapse - Question 10
IGCSE Biology 14.3 Synapse - Question 10
A
B
C
D
9.
Which statement best describes Depolarisation?
A reduction in the potential difference across a membrane, caused by Na+ entering the axon.
Jumping of the action potential between nodes of Ranvier, increasing conduction speed.
An insulating layer formed by Schwann cells that allows saltatory conduction.
A cell specialised to transmit electrical impulses.
10.
Some drugs, like heroin, affect:
Bones
Synapses
Kidneys
Digestion
11.
Complete the statement: Flowering plants are ______.
Complete the statement: Flowering plants are ______.
Angiosperm
angiosperms
Invertebrate
chitin
12.
Adrenaline increases heart rate and blood glucose. True or false?
False
False, it lowers both
True only during sleep
True
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Part of 6. Organisms Respond to Changes in their Environments (A Level only) — see every lesson and quiz in this unit.
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