Explanation

The branch of metrology in which historic events of climates are studied is called Bioclimatology.

Bioclimatology is the study of the relationship between climate and living organisms.

Explanation

Question: What is consciousness?  5 marks 

Definition:

• the word 'consciousness' describes perceptual awareness or self-awareness of your unique thoughts, memories, feelings, sensations, and environments
•  the content of consciousness mainly originates from the hindbrain. 

Types of Consciousness

1. Dreams.
2. Hallucinations.
3. Hypnosis.
4. Meditation.
5. Sleep.
6. States induced by psychoactive drugs.

Different levels of human Consciousness

Sigmund Freud divided human consciousness into three levels of awareness. 

Each of these levels corresponds and overlaps with his ideas of the id, ego, and superego. 

1. the conscious
2. preconscious,
3. and unconscious.

Five levels of Consciousness

There are five levels of consciousness:

1. Conscious (sensing, perceiving, and choosing)
2. Preconscious (memories that we can access)
3. Unconscious ( memories that we can not access)
4. Non-conscious ( bodily functions without sensation)
5. and Subconscious ( “inner child,” self-image formed in early childhood).

ND23-2-2023

Explanation

Ether is formed when ethyl alcohol is heated with conc. H2 ...

When excess ethanol is heated with sulphuric acid at a temperature of 413K (1400C) we get Diethyl ether.

Explanation

 Gastrin stimulates the secretion of gastric juice, aiding in digestion.

Explanation

Urban arterial roads generally have an 80 km/h limit.

Additional information

Near Schools Colleges, Hospitals, and mosques maximum Speed limit is 40km/h.

Explanation

The phenomenon is known as refraction

The phenomenon of refraction is observed when a wave hits another boundary's medium.

The speed of the waves decreases in an optically denser medium, and hence the wavelength of the wave.

This causes the bending of the ray of light.

Explanation

Organic compounds can be broadly classified as acyclic (open chain) or cyclic (closed chain).

Explanation

 Force is strength or energy as an attribute of physical action or movement.

Explanation

The arrow mark indicates the direction of current flow in the transistor.

There are two types of transistors - pnp and npn.

The symbol for pnp and npn transistor can be differentiated on the basis of this arrow mark on the emitter terminal.

Explanation

Ozone, a form of oxygen, is a normal constituent of the earth's atmosphere.

Photocopiers create ozone through their "corona wires" that apply a charge to the paper so the ink will cling to it

**

ND17-1-2023