The pH of human blood is:

• 7.2
• 7.8
• 6.6
• 7.4
Correct Option: D  [ 7.4 ]

Remark:

Which microorganism is responsible for Dengue fever?

• Fungi
• Viruses
• Bacteria
• Protozoa
Correct Option: B  [ Viruses ]

Remark: transmitted by mosquitoes 'Aedes aegypti'.

What is the full form of ChatGPT?

• Chat Generative Programming Translator
• Chat General Programming Transistor
• Chat Generative Pre-training Transformer
• Chat General Programming Transformer
Correct Option: C  [ Chat Generative Pre-training Transformer ]

Remark: ChatGPT (Chat Generative Pre-trained Transformer) is a chatbot developed by OpenAI and launched on November 30, 2022.

Which of the following is not a property of acids ?

• All acids have sour taste
• All acids are corrosive in nature
• For acidic solutions pH = <7
• Acids turn red litmus to blue
Correct Option: D  [ Acids turn red litmus to blue ]

Remark:

Which among the following diseases are not bacterial?

• Cholera and Diphtheria
• Malaria and trichomonasis
• Tetanus and typhoid
• Tuberculosis and leprosy
Correct Option: C  [ Tetanus and typhoid ]

Remark:

"ELISA" test is employed to diagnose:

• Polio Virus
• AIDS antibodies
• Tuberculosis
• Cancer
Correct Option: B  [ AIDS antibodies ]

Remark: The assay used most widely to detect or diagnose virus infection, especially infection of blood borne viruses e.g. HBV, HCV, HIV and HTLV, is the enzyme linked immunosorbent assay (ELISA).

Kidney disease in man is caused by the pollutant

• Cadmium
• Iron
• Cobalt
• Carbon
Correct Option: A  [ Cadmium ]

Remark:

An instrument used for measuring depth of an ocean is called?

• Hydrometer
• Hygrometer
• Fathometer
• Galvanometer
Correct Option: A  [ Hydrometer ]

Remark:

Nucleus is absent in

• Erythrocyre (Red Blood Cell)
• Cancer cell
• Stem cell
• Leucocyte (White Blood Cell)
Correct Option: A  [ Erythrocyre (Red Blood Cell) ]

Remark:

In plants, extra-chromosomal DNA is found in

• Nucleus
• Chloroplast
• Ribosome
• Golgi bodies
Correct Option: B  [ Chloroplast ]

Remark: In many cases, extrachromosomal DNA is contained in cytoplasmic organelles, such as mitochondria (animals), and in chloroplasts and plastids (plants).