Science Quiz

What is the rate of change of distance with time?

• Force

• Acceleration

• Velocity

• Speed

Answer explanation

The rate of change of distance with time is represented by speed, which is the correct choice in this context.

Which cell structure controls what enters and leaves the cell?

• Nucleus

• Cell Wall

• Mitochondria

• Cell Membrane

Answer explanation

The cell structure that controls what enters and leaves the cell is the Cell Membrane.

What is the powerhouse of the cell that generates energy?

• Cell Wall

• Mitochondria

• Cell Membrane

• Nucleus

Answer explanation

The powerhouse of the cell that generates energy is the Mitochondria.

Which type of wave includes parts like crest, trough, wavelength, and amplitude?

• Water

• Sound

• Longitudinal

• Transverse

Answer explanation

Transverse waves include parts like crest, trough, wavelength, and amplitude. They are characterized by the oscillation of particles perpendicular to the direction of wave propagation.

What is the basic unit of elements in matter?

• Electrons

• Neutrons

• Protons

• Atoms

Answer explanation

The basic unit of elements in matter is Atoms.

Which part of the brain is responsible for thought and emotion?

• Spinal Cord

• Hindbrain

• Midbrain

• Forebrain

Answer explanation

The forebrain is responsible for thought and emotion, making it the correct choice for this question.

What part of the neuron transmits signals away from the cell body?

• Dendrites

• Myelin Sheath

• Axon

• Cell Body

Answer explanation

The part of the neuron that transmits signals away from the cell body is the Axon.

What is the function of axon terminals in a neuron?

• Receive signals

• Insulate the axon

• Transmit signals

• Release neurotransmitters

Answer explanation

The function of axon terminals in a neuron is to release neurotransmitters, which are chemical messengers that transmit signals to other neurons or target cells.

What is the term for the communication system between the CNS and the body?

• Spinal Cord

• Neuron

• PNS

• CNS

Answer explanation

The term for the communication system between the CNS and the body is the PNS, which stands for Peripheral Nervous System.

Which part of the brain is responsible for controlling movement and coordination?

• Spinal Cord

• Hindbrain

• Midbrain

• Cerebellum

Answer explanation

The cerebellum is responsible for controlling movement and coordination in the brain.