Consider the following statements regarding Deoxyribonucleic acid (DNA) and Ribonucleic acid (RNA):
DNA acts as the genetic material in most of the organisms while RNA acts as a messenger.
DNA can directly code for the synthesis of proteins, whereas RNA is dependent on DNA for synthesis of proteins.
Which of the statements given above is/are correct?
1 only
2 only
Both 1 and 2
Neither 1 nor 2
Consider the following statements:
When antibodies are produced within the host on exposure to an antigen, it is called ‘passive immunity’.
When ready-made antibodies are directly given to protect the body against foreign agents, it is called ‘active immunity’.
Which of the statements given above is/are correct?
1 only
2 only
Both 1 and 2
Neither 1 nor 2
The ‘Bombay Blood Group’ has been in the news recently, consider the following statements:
It was first discovered in Bombay in 1952 and is known to pass along genetically.
The RBCs in Bombay Blood Group do not have antigen H and is called ‘hh’.
Although very rare globally, it is found in comparatively higher percentage in South Asia because of inbreeding and close community marriages.
Which of the statements given above is/are correct?
1 only
2 only
2 and 3 only
1, 2 and 3
With reference to Genetic Modification of crops, consider the following statements:
It has made crops more tolerant to abiotic stresses.
It helps in reducing reliance on chemical pesticides.
It can lead to early exhaustion of fertility of soil.
Which of the statements given above is/are correct?
1 and 2 only
1, 2 and 3
1 and 3 only
2 and 3 only
Consider the following statements about Roughage (dietary fibers):
It is mainly provided by animal products in our foods.
It does not provide any nutrient to our body.
It helps our body to get rid of undigested food. Which of the statements given above is/are correct?
1 and 3 only
2 and 3 only
3 only
1, 2 and 3
With reference to ‘Triple drug therapy’, consider the following statements :
It is the combination of three drugs which is used to eliminate Lymphatic filariasis.
It was recently started as a pilot in Maharashtra.
Which of the statements given above is/are correct?
1 only
2 only
Both 1 and 2
Neither 1 nor 2
Consider the following statements regarding insulin:
It helps in maintaining the blood sugar levels in human bodies
It is produced in the Liver.
Which of the statements given above is/are correct?
1 only
2 only
Both 1 and 2
Neither 1 nor 2
With reference to ‘Polymerase Chain Reaction (PCR)’, consider the following statements:
It is a technique used for early diagnosis of diseases.
It is being used to detect mutations in genes in suspected cancer patients.
HIV in suspected AIDS patients cannot be detected using this technique.
Which of the statements given above is/are correct?
1, 2 and 3
2 only
1 and 2 only
2 and 3 only
Consider the following statements with reference to the ‘India Urban Data Exchange’:
It is a project under Smart Cities Mission which will serve as a platform for cities, industries and researchers to share Smart City data about best practices.
It is proposed to be an open platform with data from health, education, finances, social aspects.
Which of the statements given above is/are correct?
1 only
2 only
Both 1 and 2
Neither 1 nor 2
Consider the following statements regarding Gene Therapy:
It allows correction of a gene defect.
The first clinical gene therapy was done for curing HIV AIDS.
Which of the above statements is/are incorrect?
1 only
2 only
Both 1 and 2
Neither 1 nor 2
Consider the following statements:
‘Genetic engineering’ is the engineering process to enable growth of only the desired microbe/eukaryotic cell in large quantities for the manufacture of biotechnological products.
‘Bioprocess engineering’ includes Techniques to alter the chemistry of genetic material (DNA and RNA).
Which of the statements given above is/are
incorrect?
1 only
2 only
Both 1 and 2
Neither 1 nor 2
Consider the following statements:
‘Restriction endonucleases’ are used in genetic engineering to form ‘recombinant’ molecules of DNA.
‘Restriction endonucleases’ are enzymes that are used to cut DNA at specific locations.
Which of the statements given above is/are correct?
1 only
2 only
Both 1 and 2
Neither 1 nor 2
With reference to the recently conducted, ‘India Iodine Survey 2018-19’, consider the following statements:
It was the first of its kind national survey which measured the coverage of iodized salt in the country.
Tamil Nadu despite being the third largest producer of salt in the country, was found to have the lowest consumption of iodized salt.
Iodine is a vital micronutrient and its deficiency leads to disorders such as goiter, hypothyroidism, mental retardation etc.
Which of the statements given above is/are correct?
1 only
2 and 3 only
1, 2 and 3
1 and 3 only
A specific DNA sequence in a chromosome which is responsible for initiating replication is called:
Origin of replication
Selectable marker
Cloning sites
Transformation
With reference to ‘Pollution Under Control’ (PUC) Test, which of the following statements is not correct?
PUC certificate is a document that any person driving a motor vehicle is issued upon successful passing of the Pollution test.
PUC certificate is valid indefinitely for BS IV vehicles and 1 year for vehicles non- conforming to BS IV.
It was developed by the ‘Society of Indian Automobile Manufacturers’.
It is valid for petrol, CNG, and diesel vehicles.
Consider the following statements regarding Transgenic Animals:
These animals have had their DNA manipulated to possess a foreign gene.
Over 95% of all existing transgenic animals are mice.
These animals are used to test the efficiency of vaccines and other therapies.
Which of the statements given above is/are correct?
1 only
1 and 2 only
1 and 3 only
1, 2 and 3
Which of the following statements best describes the process of “Adaptive Radiation”?
The process of evolution of different species in a given geographical area starting from a point and literally radiating to other areas of geography.
The process of evolution through adaptation from radiation and mutation of genes.
The process of evolution based on adaptability of an organism and its ability to reproduce and leave more progeny.
The process of evolution of varied species depending on biological specificity and rate of evolution.
Consider the following statements regarding ‘Nilgiri Tahr’:
It is classified as Endangered by IUCN.
It is endemic to the southern portion of Western Ghats in states of Tamil Nadu and Kerala.
It is the state animal of Kerala.
Which of the statements given above is/are correct?
1 and 3 only
1 and 2 only
2 and 3 only
1, 2 and 3
Which of the following statements indicates the “Evidences for Evolution”?
Similarities and differences in anatomy among organisms
Fossils of life-forms found in rocks
Homologous structure of different organism Select the correct answer using the code given below:
1 and 3 only
2 and 3 only
1 and 2 only
1, 2 and 3
Recently in the news, ‘Methanol (M-15)’ blended with petrol is useful in reducing the emission of which of the following gases?
Carbon monoxide
Carbon dioxide
Sulphur dioxide
Nitrogen dioxide
Consider the following statement regarding
“Big Bang Theory”.
Big Bang theory attempts to explain the origin of the universe.
According to this theory, the universe contracted and temperature increased to create clouds comprising of various gases.
Which of the statements given above is/are correct?
1 only
2 only
Both 1 and 2
Neither 1 nor 2
‘The Global Risks Report 2019’, is released by which of the following?
The United Nations Disaster Management Team (UNDMT)
World Economic Forum (WEF)
United Nations Disaster Relief Organization (UNDRO)
United Nations Disaster Risk Reduction (UNDRR)
Which of the following diseases is detected through the ‘Widal test’?
Pneumonia
Typhoid
Cancer
Emphysema
With reference to the recently launched ‘X- Calibur Telescope’, consider the following statements:
It aims at analyzing the X-rays coming from distant neutron stars, black holes and other celestial bodies.
It was launched by European Space Agency (ESA).
It was carried on a helium balloon.
Which of the statements given above is/are correct?
1 and 2 only
1 and 3 only
1 only
1, 2 and 3
In the context of Human biological processes, the term “Acclimatisation” means:
The changes in human body that takes place over thousands of years.
Small changes that takes place in the body over a short period when one changes their surroundings.
Changes in the physical appearance of the body when one moves from one region to another.
Modifications in physical appearance of the body when it interacts with different habitats.
With reference to ‘Innovate2Cultivate’ programme recently seen in news, consider the following statements :
It was organised by Ministry of Skill Development and Entrepreneurship (MSDE).
It is aimed to connect start-ups with farmers of specific crops.
Select the correct answer using the code given below:
1 only
2 only
Both 1 and 2
Neither 1 nor 2
Consider the following statements:
Malaria is a vector borne bacterial disease found mainly in the tropical regions of the world.
The malarial parasite requires only one host that is Mosquitoes for a complete life cycle.
Malignant malaria is caused by Plasmodium Falciparum.
Which of the statements given above is/are not
correct?
1 and 2 only
1 and 3 only
3 only
1, 2 and 3
With reference to ‘Gas Hydrates’, consider the following statements :
It is a solid ice-like form of water that contains Argon molecules in its molecular cavities.
Natural gas hydrates occur on continental margins only.
Which of the statements given above is/are not
correct?
1 only
2 only
Both 1 and 2
Neither 1 nor 2
Consider the following statements:
AIDS is caused by Human Immuno Deficiency Virus (HIV).
HIV is a part of a group of viruses called
‘retrovirus’.
Retrovirus is a type of virus that uses RNA as its genetic material.
Which of the statements given above is/are correct?
1 and 2 only
1 and 3 only
2 and 3 only
1, 2 and 3
With reference to ‘Menstrual Hygiene for Adolescent Girls Scheme’, consider the following statements :
It aims to improve access to and use of high- quality sanitary napkins by adolescent girls in rural areas.
Under this scheme funds will be provided to ASHAs to hold monthly meeting with adolescents to discuss issues related to menstrual hygiene.
It also ensures the safe disposal of Sanitary Napkins in an environmentally friendly manner.
Which of the statements given above is/are correct?
1 and 2 only
1 and 3 only
2 and 3 only
1, 2 and 3
Which of the following sets of pair(s) is/are correctly matched?
Vitamin/Mineral Deficiency/Disease/
Disorder
Vitamin A Night Blindness
Vitamin C Rickets
Iron Anaemia
Vitamin D Goiter
Iodine Rickets
Select the correct answer using the code given below:
1 and 2 only
2, 3 and 4 only
1, 3, 4 and 5 only
1 and 3 only
Which of the following sets of pair(s) is/are correctly matched?
Orbiter/Lander/Mission Country
Beresheet Israel
Chang’e 4 China
Chandrayaan-1 India
Apollo 11 United States
Select the correct answer using the code given below:
3 and 4 only
1, 3 and 4 only
2, 3 and 4 only
d) 1, 2, 3 and 4
With reference to ‘The Human body’, consider the following statements:
Human skeleton is composed of around 305 bones at birth.
Our palm and fingers consists of many small bones called Carpels.
Our Lungs are protected between the chest bone and backbone.
Which of the statements given above is/are correct?
1 and 2 only
1, 2 and 3
3 only
1 only
With reference to ‘Swasth Bharat Yatra’, consider the following statements:
It was a pan-India Cyclothon aimed at promoting the ‘Eat right India’ movement.
It was launched to commemorate the 150th birth anniversary of Mahatma Gandhi.
It was organised by the Ministry of Health and Family Welfare (MOHFW).
Which of the statements given above is/are
incorrect?
1 and 2 only
2 only
1 and 3 only
3 only
With reference to microbes in sewage treatment, consider the following statements:
‘Flocs’ are masses of aerobic bacteria that are used for consuming the organic matter in the sewage waste.
Flocs increase the Biological Oxygen Demand of the sewage.
‘Activated sludge’ is free from bacteria and other microorganisms.
Which of the statements given above is/are correct?
1 only
1 and 2 only
2 only
1, 2 and 3
In the context of Leprosy, consider the following statements :
It is caused by the bacterium ‘Mycobacterium Leprae’.
It spreads through airborne respiratory droplets.
Recently Lok sabha has passed a bill removing Leprosy as a ground for divorce.
Which of the statements given above is/are correct?
1 and 3 only
2 only
2 and 3 only
1, 2 and 3
Pure DNA fragments cannot be seen in visible light and without staining. Therefore, in Recombinant DNA technology, in order to visualize the separated DNA fragments which of the following compounds is used for staining?
Ethidium bromide
Ethidium chloride
Ethidium azide
Ethidium ethyl sulfate
With reference to ‘Samwad with Students’ programme, consider the following statements :
It is an initiative of the Prime Minister’s Office (PMO) where the Prime Minister (PM) interacts with the students.
It was launched to capture the scientific temperament of the students.
Which of the statements given above is/are correct?
1 only
2 only
Both 1 and 2
Neither 1 nor 2
Which of the following can be a potential carcinogenic factor?
Ionizing radiation (X-rays)
Non- Ionizing radiation (UV-rays)
Human Papillomavirus (HPV)
Select the correct answer from the codes given below
1and 2 only
1 and 3 only
2 and 3 only
1, 2 and 3
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