Polluted water can be purified by using
Anonymous Quiz
75%
micro-organisms
13%
algae
13%
pesticides
0%
fishes
0%
Which of the following is a freshwater fishes?
Anonymous Quiz
25%
Catla
25%
Rohu
0%
Common carp
50%
All of them
0%
The lanthanide contraction is due to
Anonymous Quiz
0%
perfect shielding of 4f-electrons
100%
imperfect shielding of 4f -electrons
0%
perfect shielding of 3d-electrons
0%
imperfect shielding of 3d -electrons.
0%
Lactic acid fermentation occurs in
Anonymous Quiz
0%
Some bacteria
17%
Muscle cell under anaerobic condition
83%
1 and 2
0%
Yeast
0%
Which of the following material takes the longest time for biodegradation?
Anonymous Quiz
0%
Cotton
10%
Paper
80%
Bone
10%
Jute
0%
The most critical event in sexual reproduction is
Anonymous Quiz
20%
Gametogenesis
0%
Gamete transfer
80%
Fertilization
0%
Embryogenesis (Syngamy)
0%
The most abundant prokaryotes helpful to humans in making curd from milk and in production of antibiotics are the ones categorised as
Anonymous Quiz
17%
Cyanobacteria
0%
Archaebacteria
50%
Chemosynthetic autotrophs
33%
Heterotrophic bacteria
0%
The potential gradient at which the dielectric of a condenser just gets punctured is called
Anonymous Quiz
0%
Dielectric number
100%
Dielectric strength
0%
Dielectric constant
0%
Dielectric resistance
0%
☀️ TODAY · 2026-10-21 IST
━━━━━━━━━━━━━━━━━━━━
《 👤 TOP 25 USERS 》
1 ● Dream □》┃184 pts
2 ● ༆𝑆︎𝑘︎𝑦︎𝖑𝖔𝖗𝖉🦋 □》┃181 pts
3 ● 𝐋𝐈𝐋𝐘 □》┃156 pts
4 ● Lone □》┃128 pts
5 ● (•_•) □》┃119 pts
6 ● 🐢 □》┃101 pts
7 ● Mishra14 □》┃100 pts
8 ● Deepu__😊 □》┃97 pts
9 ● .^-^. □》┃73 pts
10 ● THEODORE □》┃72 pts
11 ● 🐣 □》┃71 pts
12 ● Raj □》┃66 pts
13 ● 𝘕𝘺𝘹𝘢 □》┃64 pts
14 ● Anurag □》┃57 pts
15 ● 🎭 □》┃55 pts
16 ● Shristi □》┃51 pts
17 ● Radhe □》┃50 pts
17 ● Brahman □》┃50 pts
19 ● Abhigyan □》┃49 pts
19 ● Venom □》┃49 pts
19 ● 👀 □》┃49 pts
22 ● Saurabh □》┃47 pts
23 ● ⎯⃝Aɴᴍᴏʟ⎯⎯⃝ □》┃44 pts
24 ● Mr. □》┃43 pts
25 ● Attitude □》┃42 pts
━━━━━━━━━━━━━━━━━━━━
《 👥 TOP 5 GROUPS 》
1 ● PW STUDY HUB □》┃237 pts
2 ● JEE/NEET Doubt~Quize corne □》┃214 pts
3 ● NEET/JEE DOUBT (English) □》┃185 pts
4 ● 𝗡𝗘𝗘𝗧 𝗛𝗜𝗡𝗗𝗜 𝗜𝗠𝗣𝗢𝗥𝗧𝗔𝗡𝗧 𝗤𝗨𝗜𝗭 □》┃151 pts
5 ● 🔥 NEET MCQ Arena 🔥 □》┃134 pts
━━━━━━━━━━━━━━━━━━━━
━━━━━━━━━━━━━━━━━━━━
《 👤 TOP 25 USERS 》
1 ● Dream □》┃184 pts
2 ● ༆𝑆︎𝑘︎𝑦︎𝖑𝖔𝖗𝖉🦋 □》┃181 pts
3 ● 𝐋𝐈𝐋𝐘 □》┃156 pts
4 ● Lone □》┃128 pts
5 ● (•_•) □》┃119 pts
6 ● 🐢 □》┃101 pts
7 ● Mishra14 □》┃100 pts
8 ● Deepu__😊 □》┃97 pts
9 ● .^-^. □》┃73 pts
10 ● THEODORE □》┃72 pts
11 ● 🐣 □》┃71 pts
12 ● Raj □》┃66 pts
13 ● 𝘕𝘺𝘹𝘢 □》┃64 pts
14 ● Anurag □》┃57 pts
15 ● 🎭 □》┃55 pts
16 ● Shristi □》┃51 pts
17 ● Radhe □》┃50 pts
17 ● Brahman □》┃50 pts
19 ● Abhigyan □》┃49 pts
19 ● Venom □》┃49 pts
19 ● 👀 □》┃49 pts
22 ● Saurabh □》┃47 pts
23 ● ⎯⃝Aɴᴍᴏʟ⎯⎯⃝ □》┃44 pts
24 ● Mr. □》┃43 pts
25 ● Attitude □》┃42 pts
━━━━━━━━━━━━━━━━━━━━
《 👥 TOP 5 GROUPS 》
1 ● PW STUDY HUB □》┃237 pts
2 ● JEE/NEET Doubt~Quize corne □》┃214 pts
3 ● NEET/JEE DOUBT (English) □》┃185 pts
4 ● 𝗡𝗘𝗘𝗧 𝗛𝗜𝗡𝗗𝗜 𝗜𝗠𝗣𝗢𝗥𝗧𝗔𝗡𝗧 𝗤𝗨𝗜𝗭 □》┃151 pts
5 ● 🔥 NEET MCQ Arena 🔥 □》┃134 pts
━━━━━━━━━━━━━━━━━━━━
Nodes of Ranvier are found in
Anonymous Quiz
17%
Smooth muscles
17%
Non myelinated nerve fibres
67%
Myelinated nerve fibres
0%
Striated muscles
0%
❤1
A set of atoms in an excited state decays:
Anonymous Quiz
71%
In general to any of the states with lower energy.
29%
Into a lower state only when excited by an external electric field.
0%
All together simultaneously into a lower state.
0%
To emit photons only when they collide.
0%
Alkali metals displace hydrogen from water forming bases due to the reason that
Anonymous Quiz
25%
They are far above the hydrogen in electrochemical series based on oxidation potential.
50%
They are far below the hydrogen in electrochemical series based on oxidation potential.
25%
Their ionization enthalpy is less than that of other elements.
0%
They contain only one electron in their outermost shell.
0%
Pusa sadabahar a variety of chilli is resistant to ____
Anonymous Quiz
17%
Chilly mosaic virus
17%
Tobacco mosaic virus
17%
Leaf curl
50%
All of these
0%
Which of the following statement is incorrect?
Anonymous Quiz
20%
RMS velocity depends on the molecular weight of the gas.
0%
R.M.S. velocity depends on temperature of the gas.
60%
R.M.S. velocity depends on the number of molecules present in unit volume.
20%
R.M.S velocity is greater than average velocity and most probable velocity.
0%
What is the total number of biodiversity hotspots in the world
Anonymous Quiz
10%
3
10%
9
30%
25
50%
34
0%
In a reflecting telescope, a secondary mirror is used to
Anonymous Quiz
0%
reduce the problem of mechanical support
100%
move the eyepiece outside the telescopic tube
0%
remove spherical aberration
0%
make chromatic aberration zero.
0%
Which of the following statements is true?
Anonymous Quiz
0%
The total entropy of the universe remains constant.
11%
The total entropy of the universe is continuously decreasing.
44%
The total energy of the universe is continuously decreasing.
44%
The total energy of the universe remains constant.
0%
DNA polymorphism forms the basis of :<br>
Anonymous Quiz
0%
DNA finger printing
80%
Both genetic mapping and DNA finger printing
0%
Translation
20%
Genetic mapping
0%
A galvanometer acting as a voltmeter should have
Anonymous Quiz
0%
low resistance in series with its coil
0%
low resistance in parallel with its coil
100%
high resistance in series with its coil
0%
high resistance in parallel with its coil
0%
☀️ TODAY · 2026-10-22 IST
━━━━━━━━━━━━━━━━━━━━
《 👤 TOP 25 USERS 》
1 ● 👀 □》┃131 pts
2 ● 𝐋𝐈𝐋𝐘 □》┃119 pts
3 ● jayshri □》┃100 pts
4 ● Vuxiless! □》┃83 pts
5 ● .^-^. □》┃77 pts
6 ● ༆𝑆︎𝑘︎𝑦︎𝖑𝖔𝖗𝖉🦋 □》┃76 pts
7 ● Dream □》┃66 pts
7 ● Rohit □》┃66 pts
9 ● Shubhi □》┃59 pts
10 ● 𝘕𝘺𝘹𝘢 □》┃54 pts
11 ● Venom □》┃51 pts
12 ● 亗 □》┃50 pts
13 ● shah □》┃47 pts
14 ● Mr. □》┃46 pts
15 ● Radhe □》┃45 pts
16 ● Atharva □》┃43 pts
17 ● Mishra14 □》┃40 pts
17 ● Art3mis □》┃40 pts
17 ● Vikas □》┃40 pts
17 ● 🤗메레 □》┃40 pts
21 ● Nandani □》┃38 pts
21 ● Priya □》┃38 pts
23 ● Dev □》┃37 pts
23 ● Neha □》┃37 pts
25 ● Jakir □》┃35 pts
━━━━━━━━━━━━━━━━━━━━
《 👥 TOP 5 GROUPS 》
1 ● PW STUDY HUB □》┃204 pts
2 ● NEET ASPIRANT AND QUIZ □》┃178 pts
3 ● JEE/NEET Doubt~Quize corne □》┃151 pts
4 ● 𝗡𝗘𝗘𝗧_𝗛𝗜𝗡𝗗𝗜_𝟮𝟬𝟮𝟳_𝗙𝗨𝗧𝗨𝗥_𝗗𝗿._ □》┃145 pts
5 ● 𝗡𝗘𝗘𝗧 𝗛𝗜𝗡𝗗𝗜 𝗜𝗠𝗣𝗢𝗥𝗧𝗔𝗡𝗧 𝗤𝗨𝗜𝗭 □》┃136 pts
━━━━━━━━━━━━━━━━━━━━
━━━━━━━━━━━━━━━━━━━━
《 👤 TOP 25 USERS 》
1 ● 👀 □》┃131 pts
2 ● 𝐋𝐈𝐋𝐘 □》┃119 pts
3 ● jayshri □》┃100 pts
4 ● Vuxiless! □》┃83 pts
5 ● .^-^. □》┃77 pts
6 ● ༆𝑆︎𝑘︎𝑦︎𝖑𝖔𝖗𝖉🦋 □》┃76 pts
7 ● Dream □》┃66 pts
7 ● Rohit □》┃66 pts
9 ● Shubhi □》┃59 pts
10 ● 𝘕𝘺𝘹𝘢 □》┃54 pts
11 ● Venom □》┃51 pts
12 ● 亗 □》┃50 pts
13 ● shah □》┃47 pts
14 ● Mr. □》┃46 pts
15 ● Radhe □》┃45 pts
16 ● Atharva □》┃43 pts
17 ● Mishra14 □》┃40 pts
17 ● Art3mis □》┃40 pts
17 ● Vikas □》┃40 pts
17 ● 🤗메레 □》┃40 pts
21 ● Nandani □》┃38 pts
21 ● Priya □》┃38 pts
23 ● Dev □》┃37 pts
23 ● Neha □》┃37 pts
25 ● Jakir □》┃35 pts
━━━━━━━━━━━━━━━━━━━━
《 👥 TOP 5 GROUPS 》
1 ● PW STUDY HUB □》┃204 pts
2 ● NEET ASPIRANT AND QUIZ □》┃178 pts
3 ● JEE/NEET Doubt~Quize corne □》┃151 pts
4 ● 𝗡𝗘𝗘𝗧_𝗛𝗜𝗡𝗗𝗜_𝟮𝟬𝟮𝟳_𝗙𝗨𝗧𝗨𝗥_𝗗𝗿._ □》┃145 pts
5 ● 𝗡𝗘𝗘𝗧 𝗛𝗜𝗡𝗗𝗜 𝗜𝗠𝗣𝗢𝗥𝗧𝗔𝗡𝗧 𝗤𝗨𝗜𝗭 □》┃136 pts
━━━━━━━━━━━━━━━━━━━━
A normal woman whose father was colourblind, is married to a normal man. The sons would be
Anonymous Quiz
0%
75% colourblind
0%
All normal
100%
50% colourblind
0%
All colourblind
0%