Mayank Karn

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Mayank Karn
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Discussed Questions
Mayank Karn asked   •  Mar 23, 2022

?

Aryan Mehra answered
NEET Mock Test Series

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Mayank Karn upvoted   •  Mar 14, 2022

What your hobby?

Shreesha answered
Reading comic books, painting, singing and acting

How to get more edurev money?

Mayank Karn answered  •  Mar 08, 2022
When you share this app you will get Rs 50 per referring and you can use this money to buy edurev infinity

Is it possible to crack NEET at first attempt if I start now?

Mayank Karn answered  •  Sep 21, 2021
Yes it is possible. but you must do a lot of hard work as well as smart work. Start studying 14-15 hrs per day as you must complete your syllabus till end of march.Don't search this again, can i crack neet Or not , believe you can. Just start studying now. Don't waste a single second of time.
Mayank Karn upvoted   •  Sep 15, 2021

The gymnosperms are a group of seed-producing plants that includes conifers, cycads, Ginkgo, and gnetophytes. Gymnosperms are either shrub or tree. In some genera, roots are in association with fungi in the form of mycorrhiza. In some other genera of gymnosperms, roots are associated with nitrogen-fixing. In gymnosperms ovules are naked without any covering and hence remain exposed. The seeds, which develop after fertilization, are also naked. The seeds develop either on the surface of scales or leaves, which are often modified to form cones The leaves may be simple or compound. Some has pinnately compound leaves or needlelike leaves with thick cuticle and sunken stomata. The gymnosperms are heterosporous. Sporangia are formed on sporophylls which are arranged spirally along an axis to form compact strobili or cones.
Q. The mycorrhizal relationship between a fungus and the roots is found in
  • a)
    Cycas
  • b)
    Pinus
  • c)
    Deodar
  • d)
    Gnetum
Correct answer is option 'B'. Can you explain this answer?

Riya Banerjee answered
In Pinus, roots are in association with fungi in the form of mycorrhiza. Pinus gives sugars to the fungus and the fungus provides the water and the required minerals to the plant for further photosynthesis process.
In Pinus, roots are in association with fungi in the form of mycorrhiza. Pinus gives sugars to the fungus and the fungus provides the water and the required minerals to the plant for further photosynthesis process.

Mayank Karn upvoted   •  Aug 24, 2021

Functions of liver?

Muraad answered
1) Glycogenesis
2) Glycogenolysis
3) Gluconeogenesis
4) Phagocytosis
5) Detoxification
6) Bile secretion
7) Erythropoesis in foetal life
8) Formation of clotting proteins
9) storage for certain minerals like cu, zn etc
10) Conversion of T4 into T3

Mayank Karn upvoted   •  Aug 24, 2021

Functions of liver?

Rahul answered
The primary functions of the liver are:
1)Bile production and excretion
2)Excretion of bilirubin, cholesterol, hormones, and drugs
3)Metabolism of fats, proteins, and carbohydrates
4)Enzyme activation
5)Storage of glycogen, vitamins, and minerals

Mayank Karn upvoted   •  Aug 24, 2021

Functions of liver?

Gargi Tiwari answered
The liver regulates most chemical levels in the blood and excretes a product called bile. This helps carry away waste products from the liver. All the blood leaving the stomach and intestines passes through the liver. The liver processes this blood and breaks down, balances, and creates the nutrients and also metabolizes drugs into forms that are easier to use for the rest of the body or that are ... more

Mayank Karn asked   •  Oct 14, 2020

In Searle's experiment to find Young's modulus, the diameter of wire is measured as D=0.5cm, the length of the wire is L=125cm and a weight, m=20kg is the put, extension in wire was found to be 0.100cm.Find the maximum permis... more

Mainak Saini answered
Mg / ( (π d^2) /4) = Y * (x / l)
=> Y = 
(dY/Y)max = (Δm/m) + (Δl/l) + 2(Δd/d) + (Δx/x) 
m= 20.0kg => Δm = 0.1 kg
l = 125cm ⇒ Δl = 1cm
d = 0.50cm ⇒ Δd = 0.01cm
x = 0.100cm ⇒ Δx = 0.001cm

(dY/Y)max = ( (0.1/20.0) + (1cm/125cm) + 2(0.01cm/0.50cm) + (0.001cm/0.100cm) ) *100
                   => 6.3 %

Mayank Karn asked   •  Jul 31, 2020

140 मीटर और 100 मीटर की लम्बाई वाली दो रेलगाड़ियाँ, क्रमशः 90 कि.मी. प्रति घंटा और 18 कि.मी. प्रति घंटा की गति से समान दिशा में एक समानांतर ट्रैक पर चल रही हैं। रेलगाड़ियों को एक-दूसरे को पूरी तरह से पार करने में कितना समय लगता है?
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Given numbers: 40, 100, 90, 18, -

To find the missing number, let's analyze the given numbers and identify any patterns or relationships between them.

Pattern Analysis:
- The first number, 40, is 100 divided by 2.
- The second number, 100, is 90 plus 10.
- The third number, 90, is 100 minus 10.
- The fourth number, 18, is 90 divided by 5.

From t
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