Daily Gradeup Special Quiz - Science Reporter

Which among the following statements given below is/are incorrect with regards to ammonia?

1) Ammonia is used for the production of urea, PETN and hydrazine which is used in rocket propulsion systems.

2) Ammonia is not used for making fibres like nylons and plastics, and for making ice.

3) Ammonia has always been the most abundant gas in the atmosphere.

4) Ammonium nitrate, when applied to crops as a fertilizer, provides entire nitrogen in the nitrate form only.

Which among the following statements is /are correct with regards to Harit Path App?

1) Harit Path mobile application is developed by the Union Ministry of Urban affairs.

2) The app is designed to monitor and observe location, and growth, for all plantations alongside national highways.

Which among the following statements is /are incorrect with regards to Painless Drug Delivery and Vaccination Device developed in the country?

1) Tata Institute of Fundamental Research has developed a painless transdermal controlled drug delivery and vaccination device.

2) Micropump and microneedle are integral parts of transdermal drug delivery systems and can administer large and viscous drug molecules painlessly.

With regards to development of electronic artificial skin, which among the following statements is/are correct?

1) Scientists at Indian Institute of Science, Bengaluru have created electronic artificial skin.

2) It reacts to painful sensations with lightning speed similar to nerve signals that travel to the brain.

Which among the following statements with regards to a mobile application ‘English Pro’ is/are correct?

1) English Pro App was recently launched by Indian Prime Minister, Shri Narendra Modi.

2) English Pro is developed by the University Grants commission.

3) The application teaches the user about general English pronunciation in Indian way.