Required Practical: Growth (AQA GCSE Biology): Flashcards
📚Flashcards
Practise the cards
12 cards from this deck
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Practise the cards
12 cards from this deck
Phototropism
Phototropism
Growth response to light
Gravitropism
Gravitropism
Growth response to gravity
Where do seeds initially germinate in this practical?
Where do seeds initially germinate in this practical?
In a dark place
Light source position for phototropism experiment
Light source position for phototropism experiment
On one side only
How many directions does light reach seedlings from?
How many directions does light reach seedlings from?
One direction only
How long are seedlings left undisturbed?
How long are seedlings left undisturbed?
A few days
What to observe & measure after a few days
What to observe & measure after a few days
Direction of seedling growth
What angle to record in phototropism
What angle to record in phototropism
Angle of curvature towards light source
Direction shoots bend in phototropism
Direction shoots bend in phototropism
Towards the light source
Positive phototropism
Positive phototropism
Shoots bending towards light
Which direction do roots grow in gravitropism?
Which direction do roots grow in gravitropism?
Downwards
Negative gravitropism
Negative gravitropism
Shoots growing upwards