Hot Desert Biome (Leaving Cert Geography): Quizzes
📚Quizzes
Practise the questions
13 questions from this quiz
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Practise the questions
13 questions from this quiz
Why do desert plants typically grow far apart from one another?
Why do desert plants typically grow far apart from one another?
To reduce competition for scarce resources
How many main types of adaptations have desert flora evolved to survive?
How many main types of adaptations have desert flora evolved to survive?
Five main types
What are the two main root strategies used by desert plants?
What are the two main root strategies used by desert plants?
Shallow spreading roots or deep taproots
How far can creosote bush roots extend horizontally?
How far can creosote bush roots extend horizontally?
Up to 10 metres
How deep do acacia tree taproots extend below ground level?
How deep do acacia tree taproots extend below ground level?
6-7 metres
What survival strategy do ephemeral plants use?
What survival strategy do ephemeral plants use?
'Wait and sprint' approach
How quickly can mouse-ear cress complete its entire life cycle?
How quickly can mouse-ear cress complete its entire life cycle?
In 6-8 weeks
What are the key features of succulent plants?
What are the key features of succulent plants?
Thick tissues & waxy surfaces
How much water can the giant saguaro cactus store?
How much water can the giant saguaro cactus store?
Up to 200 gallons
What function do vertical grooves serve on cacti?
What function do vertical grooves serve on cacti?
Allow expansion & channel rainwater
What percentage of water by weight can barrel cactus ridges store?
What percentage of water by weight can barrel cactus ridges store?
Up to 94%
How does seed dispersal through animals benefit desert plants?
How does seed dispersal through animals benefit desert plants?
Spreads to new areas & reduces competition
Why do some desert plants bloom at night instead of during the day?
Why do some desert plants bloom at night instead of during the day?
To prevent water loss through transpiration