Soalan Biologi

Which of the following actions involve spinal cord?

• Sneeze

• Secretion of saliva

• Withdrawing hand when accidently in contact with hot object

• Playing football

Which of the following sensory organs can detect chemical substances?

• Eye and nose

• Tongue and skin

• Nose and tongue

• Nose and ear

What is a nerve impulse?

• An electrical signal that moves through nerve cells

• Electrostatic charges that move through body cells

• A sound signal that moves through the body

• Information that can only be delivered to the brain

Which of the following have a few touch receptors?

• Lips

• Fingertips

• Elbow

• Knee

Which part of the tongue will detect ice cream flavour?

• I and II

• I and III

• II and IV

• III and IV

Which of the following statement about the tropism responses is correct?

• Shoots shows negative geotropism and positive phototropism

• Roots shows negative geotropism and positive phototropism

• Roots shows positive geotropism and positive phototropism

• Shoots shows negative geotropism and negative phototropism

What types of eye defects are represented by X and Y?

• Short sightedness, Long sightedness

• Astigmatism, Long sightedness

• Long sightedness, Short sightedness

• Long sightedness, Astigmatism

Which statements are correct about this visual field?

• Produces a two-dimensional image

• The visual field is narrow

• An owl has this type of vision

• This animal has stereoscopic vision