Consider the following statements:

(i) Optical fibre communication is based on the principle of refraction of light.

(ii) Optical fibre communication is based on the principle of total internal reflection of light.

(iii) In optical fibre communication, light is the carrier wave.

(iv) Optical fibre permits communication over short distances only.

Select the correct statement(s) using the codes given below.

• Only (i) and (ii)
• Only (ii)
• Only (ii) and (iii)
• Only (iii) and (iv)

Arrange the following places in ascending order of local acceleration due to gravity:

(i) Polar region of the earth's surface at the sea level

(ii) Surface of the moon

(iii) Centre of the earth

(iv) Equatorial region on the earth's surface at the sea level

Select the correct answer using the codes given below.

• (i), (ii), (iii), (iv)
• (iii), (ii), (iv), (i)
• (iii), (ii), (i), (iv)
• (iii), (i), (ii), (iv)

With respect to India's nuclear programme, consider the following statements:

(i) ADITYA is the name of India's indigenously developed tokamak.

(ii) ADITYA is a breeder reactor.

(iii) ADITYA is a fusion reactor.

(iv) ADITYA is a fission reactor.

Select the correct statement(s) using the codes given below.

• Only (i)
• Only (i) and (ii)
• Only (i) and (iii)
• Only (i) and (iv)

The international convention on the control of transboundary movement of hazardous waste and their disposal in order to protect human health and the environment against the adverse effects of hazardous waste is called

• Stockholm Convention
• Basel Convention
• Minamata Convention
• Rotterdam Convention

'Zoonosis' refers to any disease or infection that is naturally transmissible from

(i) human to human

(ii) animal to human

(iii) animal to animal

(iv) bird to animal

Select the correct answer using the codes given below.

• Only (i) and (iii)
• Both (i) and (ii)
• Both (iii) and (iv)
• Only (ii)

Which of the following Protocols/Conventions is for protecting biological diversity from the risks posed by genetically modified organism?

• Cartagena Protocol
• Nagoya Protocol
• Bonn Convention
• Vienna Convention

What is the full form of ChatGPT?

• Chat Generative Programming Translator
• Chat General Programming Transistor
• Chat Generative Pre-training Transformer
• Chat General Programming Transformer

Nucleus is absent in

• Erythrocyre (Red Blood Cell)
• Cancer cell
• Stem cell
• Leucocyte (White Blood Cell)

Oxidation is a process which involves

• addition of Oxygen.
• addition of Hydrogen.
• removal of Oxygen.
• addition of Nitrogen.

Root develops from which part of the Embryo?

• Plumule
• Radicle
• Cotyledon
• Epicotyl