Which of the statements given above is/are correct ?
Anonymous Quiz
48%
A. 1 and 2 only
31%
B. 1 and 3 only
6%
C. 2 and 3 only
15%
D. 1, 2, and 3
Q.1.With reference to the Y chromosome and human ancestry, consider the following statements :
1. The Y chromosome is used to trace paternal lineage across generations.
2. The Y chromosome carries the SRY gene, which is responsible for triggering male characteristics..
3. The stability of the Y chromosome makes it useful for studying human evolution.
1. The Y chromosome is used to trace paternal lineage across generations.
2. The Y chromosome carries the SRY gene, which is responsible for triggering male characteristics..
3. The stability of the Y chromosome makes it useful for studying human evolution.
Which of the statements given above is/are correct?
Anonymous Quiz
26%
A. 1 and 2 only B.
18%
B. 1 and 3 only
11%
C. 2 and 3 only
46%
D. All of the above
Q.2. Regarding DNA profiling, consider the following statements :
1. DNA profiling can be used for criminal investigations and paternity testing.
2. Blood and saliva are richer sources of DNA as compared to teeth and hair roots.
3. Touch DNA is a reliable and abundant source of DNA for profiling.
1. DNA profiling can be used for criminal investigations and paternity testing.
2. Blood and saliva are richer sources of DNA as compared to teeth and hair roots.
3. Touch DNA is a reliable and abundant source of DNA for profiling.
Which of the above statements is/are correct ?
Anonymous Quiz
16%
A. 1 only
32%
B. 1 and 2 only
26%
C. 1 and 3 only
25%
D. 1, 2, and 3
Sleepy Classes IAS
Which of the above statements is/are correct ?
Q.3. Recently scientists have found frost on volcano Olympus Mons. It is situated on :
A. Earth
B. Mars
C. Jupiter
D. Neptune
A. Earth
B. Mars
C. Jupiter
D. Neptune
Q. 1. Consider the following statement :
1. Nanoparticles allow controlled and effective drug release.
2. Polymeric nanoparticles are considered the most advanced method of drug delivery.
1. Nanoparticles allow controlled and effective drug release.
2. Polymeric nanoparticles are considered the most advanced method of drug delivery.
Which of the above statements is/are incorrect ?
Anonymous Quiz
16%
A. 1 only
12%
B. 2 only
64%
C. Both 1 and 2
8%
D. None
Q. 2. Regarding Quantum Key Distribution (QKD), consider the following statements :
1. Quantum entanglement is one of the methods used to detect eavesdropping.
2. A key advantage of QKD is that encryption and decryption processes are not needed after the key is securely exchanged.
1. Quantum entanglement is one of the methods used to detect eavesdropping.
2. A key advantage of QKD is that encryption and decryption processes are not needed after the key is securely exchanged.
Which of the above statements is/are correct ?
Anonymous Quiz
26%
A. 1 only
19%
B. 2 only
51%
C. Both 1 and 2
3%
D. None
Q.3. With reference to ecDNA in cancer growth, consider the following statements :
1. Unlike chromosomal DNA, ecDNA moves freely within the nucleus and can form interaction hubs.
2. Oncogenes present in ecDNA are fixed within specific regions of the chromosome, limiting their expression.
1. Unlike chromosomal DNA, ecDNA moves freely within the nucleus and can form interaction hubs.
2. Oncogenes present in ecDNA are fixed within specific regions of the chromosome, limiting their expression.
Which of the above statements is/are correct ?
Anonymous Quiz
29%
A. 1 only
24%
B. 2 only
42%
C. Both 1 and 2
5%
D. None
Set your reminders for tomorrow!
Dr. Manmeet Ma'am is solving 100 MCQs from Environment & Ecology for UPSC Prelims 2025.
Tomorrow at 10:00 am
Watch it here: https://www.youtube.com/live/opfI_UyMoXk?si=MfPFg7kkYMpkr5Jh
Dr. Manmeet Ma'am is solving 100 MCQs from Environment & Ecology for UPSC Prelims 2025.
Tomorrow at 10:00 am
Watch it here: https://www.youtube.com/live/opfI_UyMoXk?si=MfPFg7kkYMpkr5Jh
Q.1. Lake Coari has recently been in news for it’s below-normal levels, leading to extreme water temperature. It is located in :
A. Congo
B. Amazon
C. Zambia
D. Siberia
A. Congo
B. Amazon
C. Zambia
D. Siberia
Q.2. Countries in the news and the reasons :
1. Philippines : Oil spill near Manila bay
2. Zimbabwe : Declaration of National Disaster over drought
1. Philippines : Oil spill near Manila bay
2. Zimbabwe : Declaration of National Disaster over drought