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Consider the following statements about the 1G technology of cellular generation-

1. 1G technology was based on analog signals
2. Analog signals are continuous form of data transfer in the form of 1’s and 0’s
3. Pagers, Cordless phones are examples of this generation of technology

How many of the above statements are wrong?

Consider the following statements about Quick Response (QR) code:

1. QR code (Quick Response code) is a machine-readable bar code made up of black and white square.
2. It can be read from all the directions (omnidirectional)
3. It carries information both horizontally and vertically.

How many of the above statements are wrong?

Consider the following statements

1. An asteroid that enters the Earth’s atmosphere is called a meteoroid
2. Meteoroids that have a tail as it descends the atmosphere are called meteors
3. When meteors after entering the atmosphere hit the ground are called as meteorites

How many of the above statements are coorect?

Consider the following statements about ISRO’s launch vehicles

1. SLV-3 was India’s first experimental launch vehicle
2. ASLV was a 4 stage all solid operational launch vehicle
3. PSLV the work horse of ISRO is the first launch vehicle with a cryogenic stage

How many of the above statements are correct?

Consider the following statements about Wi-Fi Technology:

1. Wi-Fi works by using radio waves operating at frequencies of 2.4 GHz or 5 GHz to transmit and receive data over the air
2. WiFi 6E is the latest protocol of this technology
3. Muni Wifi is the next protocol technology expected to be launched in 2024

How many of the above statements are wrong?

Consider the following statements about Cellular networks:

1. The frequency bands for Cellular networks is 700 MHz to 2.5 GHz
2. Cellular networks have a speed range of 10-100 Mbps
3. WiFi networks on the other hand function in the 2.4 GHz/5Ghz band but both (cellular and WiFi networks use radio waves )

How many of the above statements are correct?

Consider the following statements on WEB

1. WEB 1.0 (The Read-only Web) was largely made up of static web pages that can only be read
2. WEB 2.0 is the read & write web and is the foundation of the social media sites
3. WEB 5.0 will be the future web technology that shall be based on AI and block chain technology. It is also called the Emotional Web

How many of the above statements are wrong?

Consider the following statements about Defence Research & Development Organisation (DRDO):

1. The Ministry of Science and Technology's R&D (Research and Development) division is called DRDO.
2. It was established in 1958 with the combination of the Indian Army's Technical Development Establishments (TDEs) and the Defence Science Organization's (DSO) Directorate of Technical Development & Production (DTDP).

Which of the statements given above is/are correct?

With reference to the Rare Earth Metals, consider the following statements:

1. These minerals have unique magnetic, luminescent, and electrochemical properties.
2. They are a set of seventeen metallic elements
3. These include the fifteen lanthanides on the periodic table plus scandium and yttrium.

How many of the above statements are wrong?

Consider the following statements:

1. A mutation is a single alteration to the virus's genetic makeup.
2. A variation is the entire virus sequence, which might include one or more mutations
3. Strains have a demonstrably different functional property or behaviour from the original virus

How many of the above statements are correct?

Consider the following statements about Dark Matter

1. Dark matter is thought to originate from primordial black holes, or those that formed in the early stages of the universe. It was suggested by Stephen Hawking, a professor.
2. Albert Einstein made the first observation of dark matter in 1938.
3. The gravitational pull of Dark Matter keeps the stars in our Milky Way from breaking apart.

How many of the above statements are correct?

Consider the following statements:

1. Fungi are only single celled organisms.
2. Fungi doesn't cause diseases in humans.
3. The symbiotic relation between Fungi and Algae is referred to as Lichen

How many of the above statements are wrong?

Consider the following statements:

1. Because they are so rarely found on Earth, rare earth minerals get their name.
2. China dominates the world market for the manufacture of metals from rare earths.
3. India possesses the second-largest rare earth element reserves in the world.

How many of the above statements are wrong?

Consider the following statements on Biofuel:

1. 1G or 1^st generation of biofuel are produced from food crops as feedstock
2. 4G or 4^th generation biofuels are produced from genetically engineered crops
3. Numaligarh Refinery will start the 3G Biofuel production from Bamboo as feedstock from March 2024

How many of the above statements are correct?

Consider the following statements on graphene

1. Graphene is a one-atom-thick layer of carbon atoms arranged in a hexagonal lattice. It is the building-block of Graphite
2. The world's most thermally and electrically conductive substance is graphene.
3. Drug delivery and quicker DNA sequencing are two uses for graphene.

How many of the above statements are correct?

How many of the following statements is/are correct regarding Nuclear Fusion?

1. Fusion requires the presence of uranium/plutonium for the reaction to take place.

2. Fusion reactions take place in the plasma state of matter.

3. Tritium, an isotope of hydrogen, is produced during nuclear fusion when the fusion neutrons interact with lithium.

Consider the following statements on Polar Satellite Launch Vehicle (PSLV)

1. India's third-generation launch vehicle and is the first Indian launch vehicle to have liquid stages.
2. It successfully launched Chandrayaan-3 in 2023 and Mars Orbiter Spacecraft in 2013.
3. The second stage of PSLV is the Liquid fuel running Vikas engine

How many of the above statements are correct?

Consider the following statements on Satellite Launch Vehicles:

1. Whereas GSLVs are primarily intended to launch communication satellites, PSLVs launch satellites that are helpful for monitoring Earth's resources.
2. From a certain point on Earth, satellites launched by PSLV seem to stay fixed indefinitely in the same place in the sky.
3. The GSLV Mk III is a four-stage launch vehicle that uses liquid rocket engines for its second and fourth stages and solid rocket

How many of the above statements are wrong?

Consider the following statements on New Space India Ltd (NSIL):

1. NSIL is a Central Public Sector Enterprise of the Government of India with its headquarters at Hyderabad
2. It was established in 2019 under the administrative control of the Department of Defence
3. NSIL is the commercial arm of Indian Space Research Organisation (ISRO) with the primary responsibility of enabling Indian industries to take up high technology space related activities.

How many of the above statements are correct?

Consider the following statements on Ariane 5 rockets:

1. It is one of the heavy-lift launchers used by ROSCOSMOS.
2. It is capable of carrying payloads weighing more than 20 metric tons into LEO and over 10 metric tons to geostationary transfer orbit.
3. India has used Arien 5 launch vehicles for launching many communication and earth observation satellites such as INSAT-3D and GSAT 30

How many of the above statements are correct?