A 5-8% solution of ethanoic acid in water is commonly known as:
Anonymous Quiz
18%
Tincture of iodine
16%
Formalin
59%
Vinegar
7%
Rectified spirit
❤1
The ability of carbon to form long chains with itself is called:
Anonymous Quiz
19%
Tetravalency
58%
Catenation
14%
Isomerism
8%
Polymerization
❤2
An addition reaction is a characteristic property of:
Anonymous Quiz
20%
Alkanes
65%
Unsaturated hydrocarbons
9%
Alcohols
5%
Carboxylic acids
❤4🐳1
To satisfy the valency of all atoms, a molecule of ethene (C2H4) must contain:
Anonymous Quiz
17%
Only carbon-carbon single bonds.
65%
One carbon-carbon double bond.
8%
One carbon-carbon triple bond.
10%
A cyclic structure of carbon atoms.
❤2
The cleansing action of soap is due to the formation of structures called:
Anonymous Quiz
52%
Micelles
18%
Esters
16%
Salts
13%
Precipitates
❤1
When ethanol is heated with excess concentrated sulphuric acid at 443 K, the major product is:
Anonymous Quiz
16%
Ethane
26%
Ethene
47%
Ethanoic acid
11%
Ethoxyethane
❤2
✨ Quote of the Day
Well done. Every challenge you complete makes your mind stronger.
Well done. Every challenge you complete makes your mind stronger.
❤4
✅ Today's quiz on Carbon and its Compounds is complete! Well done! 🎉
❤3
➡️ Tomorrow's Topic
Life Processes
📍 Channel: @class_10_science_notes
See you tomorrow! 👋
NEXT QUIZ IN @Class_10_notes in which quiz is going to start in 1 minute.
Life Processes
📍 Channel: @class_10_science_notes
See you tomorrow! 👋
NEXT QUIZ IN @Class_10_notes in which quiz is going to start in 1 minute.
❤5👍3
Oswaal Books ke official website par sample papers aur books mil rahe hai kaafi heavy discount me
Agar tumne abhi tak sample paper nahi kharida… to batao bhai, abhi tak kya kar rahe ho
💥 Extra 10% OFF Coupon Code: Ravi10
Please open Telegram to view this post
VIEW IN TELEGRAM
❤2
“Success doesn’t come from luck — it comes from preparation.”⭐️
This Dhanteras, instead of buying gold or silver, invest in your future — Buy Oswaal Sample Papers and start practicing seriously for your exams
Remember — practice now, shine later!💯
💥 Use coupon code: Ravi10 for extra 10% OFF!
Let this Dhanteras bring knowledge, success, and top marks your way!
Please open Telegram to view this post
VIEW IN TELEGRAM
❤4
📢 Today's Quiz Topic
Control and Coordination
⏰ The quiz will start in 10 seconds! Get ready! 🧠
Control and Coordination
⏰ The quiz will start in 10 seconds! Get ready! 🧠
❤1
The bending of a plant shoot towards light is an example of phototropism, which is caused by the hormone:
Anonymous Quiz
18%
Gibberellin
23%
Cytokinin
50%
Auxin
9%
Abscisic acid
❤5👍3
The growth of a pollen tube towards the ovule is an example of:
Anonymous Quiz
24%
Geotropism
12%
Hydrotropism
13%
Phototropism
51%
Chemotropism
❤2
The regulation of the timing and amount of hormone release is primarily governed by:
Anonymous Quiz
16%
Reflex arcs
23%
Voluntary control
49%
Feedback mechanisms
12%
Nastic movements
❤2
Which of the following statements best describes the difference between nervous and hormonal control?
Anonymous Quiz
13%
Nervous control is slow and widespread; hormonal control is fast and localized.
54%
Nervous control is fast and localized; hormonal control is slow and widespread.
28%
Both are equally fast, but nervous control is more widespread.
5%
Both are slow, but hormonal control is more localized.
❤1
Which part of a neuron is primarily responsible for receiving information from other neurons?
Anonymous Quiz
13%
Axon
7%
Cell body
66%
Dendrite
14%
Nerve ending
The gap between two neurons where chemical signals are transmitted is called a:
Anonymous Quiz
84%
Synapse
11%
Axon terminal
3%
Receptor
2%
Dendron
Which hormone is primarily responsible for the development of secondary sexual characteristics in females, like the development of breasts?
Anonymous Quiz
11%
Testosterone
29%
Progesterone
55%
Estrogen
4%
Adrenaline
❤2
Which plant hormone promotes stem elongation, especially in dwarf plants?
Anonymous Quiz
31%
Auxin
43%
Gibberellin
19%
Cytokinin
8%
Abscisic acid
Which part of the human brain is responsible for maintaining posture and balance?
Anonymous Quiz
12%
Cerebrum
70%
Cerebellum
14%
Medulla
4%
Pons
❤2