Class 10 Quiz Level 3 (Difficult) – Control and Coordination

Total questions: 10

Which part of the brain is involved in the regulation of circadian rhythms?

Topic: Human Brain

Deselect Answer

Cerebrum

Cerebellum

Hypothalamus

Brainstem

None

How do glucocorticoids affect the immune system?

Topic: Hormones

Deselect Answer

They stimulate immune responses

They suppress immune responses

They have no effect on the immune system

They destroy immune cells

None

How does the negative feedback mechanism regulate hormone levels in the body?

Topic: Hormones in Animals

Deselect Answer

By increasing hormone production when levels are high

By decreasing hormone production when levels are low

By maintaining constant hormone levels regardless of need

By adjusting hormone production based on the body's needs

None

Which brain structure is primarily responsible for the formation and retrieval of long-term memories?

Topic: Brain Parts

Deselect Answer

Thalamus

Hypothalamus

Hippocampus

Amygdala

None

Which neurotransmitter is primarily involved in the regulation of mood, appetite, and sleep?

Topic: Nervous System

Deselect Answer

Dopamine

Serotonin

Acetylcholine

GABA

None

What is the role of the sodium-potassium pump in the generation of action potentials?

Topic: Nervous System

Deselect Answer

It directly generates action potentials

It maintains the resting membrane potential

It causes depolarization of the neuron

It releases neurotransmitters

None

How do unipolar neurons differ from other types of neurons?

Topic: Types of Neurons

Deselect Answer

They have no dendrites

They have one axon and one dendrite

They have a single process that branches into a peripheral and central axon

They have multiple dendrites and one axon

None

How does the hormone leptin regulate appetite?

Topic: Hormones

Deselect Answer

By increasing insulin levels

By stimulating the hypothalamus to reduce appetite

By promoting fat storage

By increasing blood glucose levels

None

How does the amygdala contribute to the processing of emotions?

Topic: Human Brain

Deselect Answer

By regulating heart rate

By processing sensory information

By forming and storing emotional memories

By controlling voluntary movements

None

10.

What is the role of aldosterone in the body?

Topic: Hormones in Animals

Deselect Answer

Regulate blood sugar levels

Maintain salt and water balance

Control metabolic rate

Stimulate muscle growth

None

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Class 10 Quiz Level 3 (Difficult) – Control and Coordination

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