PRE-TEST CHAPTER 1 STIMULI & RESPONSES

Tropisms is. . .

• a directional response of plants to stimuli

• Moment of plant towards light

• Response of roots with water

• Response to gravity

Part of plants which grows towards stimulus is known as

• Response in plant

• Nastic movement

• Negative tropisms

• Positive tropisms

Shoots grow towards light.

Based on the above statement, which of the explanation below is true?

• It shows positive geotropism

• It shows positive hydrotropism

• It shows positive phototropism

• None of the given answer

What is seismonastic?

• Nastic movements response to water

• Nastic movements response to touch

• Nastic movements response to light

• Nastic movements response to temperature

Mimosa sp. responds to touch by folding its leaves inwards when touched. The responds occurs rapidly.

• Thigmotropism

• Phototropism

• Geotropism

• Nastic movement

The GIF shows a type of plant response towards touch. Name the response.

• Phototropism

• Geotropism

• Hydrotropism

• Thigmotropism

The GIF shows a type of plant response towards a light. Name the response.

• Phototropism

• Geotropism

• Hydrotropism

• Tigmotropism

The GIF shows a type of plant response towards water. Name the response.

• Phototropism

• Geotropism

• Hydrotropism

• Tigmotropism

The GIF shows a type of plant response towards gravity. Name the response.

• Phototropism

• Geotropism

• Hydrotropism

• Thigmotropism

• Nastic movement

Human nervous system. What is A ?

• Brain

• Spinal cord

• Cranial nerves

• Spinal nerves