Tropism 1
What is respond?
What do photo and hydro mean?
What is light and water?
Plants response to this is thigmotropism.
What is touch?
The type of reproduction that creates clones in offspring.
What is asexual?
The type of reproduction that creates diverse offspring.
What is sexual reproduction?
Something that causes a physical response to a living thing.
What is Stimulus?
Phototropism is a plants response to __________.
What is light?
True/False Thigmotropism can be positive or negative.
What is true?
The number of parents required for asexual and sexual reproduction.
What is 1 and 2?
Describe budding.
A type of asexual reproduction where an offspring develops from part of the parent organism's body.
If the plant is growing towards the stimulus, it is showing _______ tropism.
What is positive?
The pressure exerted by fluid in a cell that presses the cell membrane against the cell wall.
What is turgor pressure?
Which part of the plant will grow towards the water source?
What are the roots?
In sexual reproduction, each parent passes down ___ chromosomes to their offspring.
What is 23?
Give an example of an organism that produces asexually and sexually. (You cannot use humans as your example)
Asexual: Star fish, bacteria, cells, plants etc.
Sexual: Animals/mammals
What is the stimulus in phototropism?
What is light?
If it is growing towards the stimulus, it is showing _________ tropism.
What is positive?
The roots growing away from the thing is an example of what type of thigmotropism?
What is negative?
Two disadvantages of sexual reproduction.
What is:
-Requires a mate
-Takes a long time
-Fewer offspring
Two disadvantages of asexual reproduction.
-No genetic variation
-Disease will wipe out the population
-Cannot adapt
Gravity does what with the roots of a plant?
What is pulls them down?
Plants grow ___________ water in hydrotropism.
In geotropism, the stimulus is
What is Gravity?
Three advantages of sexual reproduction.
What is:
-diverse offspring
-ability to adapt
-disease resistance
Three advantages of asexual reproduction.
What is:
-population increases rapidly
-only 1 parent needed
-faster
-efficient