What is tropism? a) The study of plant growth b) The movement of plants in response to stimuli c) The process of photosynthesis in plants d) The reproduction of plants through pollination

Which of the following is an example of positive phototropism? a) A plant bending towards a light source b) A plant bending away from a light source c) A plant growing towards a water source d) A plant growing away from a water source

What is the main stimulus that causes gravitropism in plants? a) Light b) Water c) Gravity d) Temperature

Which of the following is an example of negative geotropism? a) Roots growing downwards into the soil b) Leaves growing upwards towards the sunlight c) Flowers growing towards a light source d) Stems growing horizontally along the ground

What is the purpose of thigmotropism in plants? a) To respond to changes in temperature b) To respond to changes in light intensity c) To respond to touch or physical contact d) To respond to changes in humidity

Which of the following is an example of positive hydrotropism? a) Roots growing towards a water source b) Leaves growing away from a water source c) Stems growing towards a water source d) Flowers growing away from a water source

What is the main stimulus that causes thigmotropism in plants? a) Light b) Water c) Gravity d) Touch or physical contact

Which of the following is an example of negative phototropism? a) A plant bending towards a light source b) A plant bending away from a light source c) A plant growing towards a water source d) A plant growing away from a water source

What is the purpose of gravitropism in plants? a) To respond to changes in temperature b) To respond to changes in light intensity c) To respond to changes in humidity d) To respond to changes in gravity

Which of the following is an example of positive thigmotropism? a) Roots growing towards a touch stimulus b) Leaves growing away from a touch stimulus c) Stems growing towards a touch stimulus d) Flowers growing away from a touch stimulus