Practice Quiz set 7 - general awareness mcq Online Quiz (set-1) For All Competitive Exams

Q-1)   Agarose extracted from sea weeds finds use in

(a)

(b)

(c)

(d)

Explanation:

In gel electrophoresis agarose extracted from sea weed used as gel agarose, made of 0.7% gel show good resolution of large DNA molecules and 2% gel will show good resolution of small fragments of DNA.


Q-2)   In 2014, US scientists genetically engineered a plant to produce more eugenol. The engineered plant is :

(a)

(b)

(c)

(d)

Explanation:

Scientists genetically engineered Tulsi or basil to produce eugenol, having pharmaceutical value which controls the breast cancer. Tulsi is a medicinal plant and has anti-cancerous compounds.


Q-3)   Which of the Europe’s cargo carrier accomplished its mission?

(a)

(b)

(c)

(d)

Explanation:

Europe’s cargo-carrier, the ATV-4 accomplished its Mission. The Automated Transfer Vehicle (ATV) was burnt over the uninhabited zone of the southern Pacific Ocean after a five month mission on 2 November 2013.


Q-4)   Which among the following do/does not belong/belongs to the GSM family of wireless technologies?

(a)

(b)

(c)

(d)

Explanation:

More than 3.8 billion people worldwide used the Global System for Mobile Communications (GSM) family of technologies as of May 2009. GSM is the most widely used wireless technology in the world.

GSM has a straightforward, cost-effective migration path to 3G through GPRS, EDGE and UMTS-HSPA, as well as beyond 3G via the HSPA Evolution (HSPA+). LTE and System Architecture Evolution (SAE) initiatives.


Q-5)   Consider the following Statements:
  1. Bridgmanite was declared the most abundant mineral on earth by a team of American geologists.
  2. The mineral is named in honour of Percy Bridgman, a physicist who won the 1946 Nobel Prize in Physics.
Which of the statements given above is/are correct?

(a)

(b)

(c)

(d)

Explanation:

Bridgmanite makes up about 70 percent of the earth's lower mantle and 38 percent of the total volume of earth. It is made up of high-density magnesium iron silicate.


Q-6)   National Biodiversity Conference (NBC)-2015 will be held in

(a)

(b)

(c)

(d)

Explanation:

The second edition of National Biodiversity Conference will be held in Kerala in February 2015.


Q-7)   With reference to ‘stem cells’, frequently in the news, which of the following statements is/are correct?
  1. Stem cells can be derived from mammals only.
  2. Stem cells can be used for screening new drugs.
  3. Stem cells can be used for medical therapies.
Select the correct answer using the codes given below :

(a)

(b)

(c)

(d)

Explanation:

Stem cells are the undifferentiated mass of cells that can be appropriately programmed genetically to give rise to any type of cell. In view of this, it can be used for medical therapies like grafting, development of antibodies etc.


Q-8)   In which year was the Indian Space Research Organisation (ISRO) founded?

(a)

(b)

(c)

(d)

Explanation:

The Indian Space Research Organisation (ISRO) is the primary space agency of the Indian government. ISRO is amongst the six largest government space agencies in the world, along with NASA, RKA, ESA, CNSA and JAXA. Its primary objective is to advance space technology and use its applications for national benefit.

Established in 1969, ISRO superseded the erstwhile Indian National Committee for Space Research (INCOSPAR). Headquartered in Bangalore, ISRO is under the administrative control of the Department of Space, Government of India.

ISRO has achieved numerous milestones since its establishment.


Q-9)   Which of the following are the characteristics of the algal species Ulva paschima Bast and Cladophora goensis Bast discovered recently?
  1. They have excellent ability to absorb carbon dioxide from the atmosphere.
  2. Both species are endemic to western coast of India.
Codes:

(a)

(b)

(c)

(d)

Explanation:

Ulva paschima Bast and Cladophora goensis Bast are the first algal species discovered in past 40 years in India. These were discovered by Dr. Felix Bast and two research students working with him.


Q-10)   Consider the following statements:
  1. The Nuclear Suppliers Group has 24 countries as its members.
  2. India is a member of the Nuclear Suppliers Group.
Which of the statements given above is/are correct?

(a)

(b)

(c)

(d)

Explanation:

The NSG has 48 countries as its members. There are several countries with nuclear programs outside the NSG, most notably India, Israel, Pakistan, and North Korea.