Required Practical: Growth (OCR GCSE Biology A (Gateway Science Suite)): Flashcards
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Practise the cards
13 cards from this deck
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Practise the cards
13 cards from this deck
Effect investigated in phototropism
Effect investigated in phototropism
Light on seedling growth direction
Effect investigated in gravitropism
Effect investigated in gravitropism
Gravity on seedling growth direction
Initial seed germination location
Initial seed germination location
Dark place
Why germinate seeds in dark place initially
Why germinate seeds in dark place initially
To prevent light influencing initial growth
Light source position in phototropism expt
Light source position in phototropism expt
One side only, constant
Seedling position for gravitropism expt
Seedling position for gravitropism expt
On their sides
Measurements taken in practical
Measurements taken in practical
Growth direction, shoot/root length, angle of curvature
Direction shoots bend in phototropism
Direction shoots bend in phototropism
Towards the light source
Type of phototropism shown by shoots
Type of phototropism shown by shoots
Positive phototropism
Direction roots grow in gravitropism
Direction roots grow in gravitropism
Downwards
Type of gravitropism shown by roots
Type of gravitropism shown by roots
Positive gravitropism
Direction shoots grow in gravitropism
Direction shoots grow in gravitropism
Upwards
Type of gravitropism shown by shoots
Type of gravitropism shown by shoots
Negative gravitropism