List of practice Questions

Jorani khorang songchajkamni bisi wngkha
Velar khorang wngkha
1. A, k, g, m
2. A, m, ng, g
3. B, ph, th, kh
4. D, k, kh, g
Rijak saimarini (option) bising soi kok kiphilmung saidi:
Rohit goes to a restaurant for lunch at about 1 PM. When he enters the restaurant, he notices that the hour and minute hands on the wall clock are exactly coinciding. After about an hour, when he leaves the restaurant, he notices that the clock hands are again exactly coinciding. How much time (in minutes) did Rohit spend at the restaurant?

परसेवा का आनंद — 120 शब्दों में रचनात्मक लेख लिखिए:

In the post-independence era, the policy makers of India pushed for ‘self-reliance’ for the first _______ Five Year Plans. (Choose the correct option to fill in the blank)

Answer the following questions:

[(i)] Explain the structure of a mature embryo sac of a typical flowering plant.

[(ii)] How is triple fusion achieved in these plants?

OR

[(i)] Describe the changes in the ovary and the uterus as induced by the changes in the level of pituitary and ovarian hormones during menstrual cycle in a human female.

In his experiment on photoelectric effect, Robert A. Millikan found the slope of the cut-off voltage versus frequency of incident light plot to be \( 4.12 \times 10^{-15} \, \text{Vs} \). Calculate the value of Planck’s constant from it.
Hoffmann Bromamide degradation reaction is given by:

Simar, Tanvi, and Umara were partners in a firm sharing profits and losses in the ratio of 5 : 6 : 9. On 31st March, 2024, their Balance Sheet was as follows:

Balance Sheet of Simar, Tanvi, and Umara as at 31st March, 2024

LiabilitiesAmount (₹)AssetsAmount (₹)
Capitals: Fixed Assets25,00,000
  Simar13,00,000Stock10,00,000
  Tanvi12,00,000Debtors8,00,000
  Umara14,00,000Cash7,00,000
General Reserve7,00,000Profit and Loss A/c2,00,000
Trade Payables6,00,000  
Total52,00,000Total52,00,000

Umara died on 30th June, 2024. The partnership deed provided for the following on the death of a partner:

  1. Goodwill of the firm be valued at 3 years purchase of average profits for the last 5 years. The profits/losses for the previous four years were:
    • 2022-23: ₹ 3,10,000 (loss)
    • 2021-22: ₹ 3,00,000 (profit)
    • 2020-21: ₹ 4,00,000 (profit)
    • 2019-20: ₹ 2,50,000 (profit)
  2. Umara’s share of profit or loss till the date of her death was to be calculated on the basis of profit or loss for the year ended 31st March 2024.
  3. Calculate Goodwill of the firm.
  4. Pass the necessary journal entry for the treatment of goodwill on Umara’s death.
  5. Calculate Umara’s share in the profit or loss of the firm till the date of her death.
  6. Pass the necessary journal entry to record Umara’s share of profit or loss till the date of her death.

An electricity utility company charges ₹7 per kWh. If a 40-watt desk light is left on for 10 hours each night for 180 days, what would be the cost of energy consumption? If the desk light is on for 2 more hours each night for the 180 days, what would be the percentage-increase in the cost of energy consumption?
 

A rod has length \( L \). The linear mass density is \( 2x \, \text{kg/m} \), where \( x \) is the distance from the left end. The center of mass of the rod from the left end lies at a distance of
In object-oriented programming, which of the following is true about "Polymorphism"?
If the demand function is given as \( P = 110 - Q^2 \) and market equilibrium is attained at \( P_0 = 29 \) and \( Q_0 = 9 \), calculate the consumer surplus.
State any three characteristics of electromagnetic waves.
If \(\alpha, \beta\) are zeroes of the polynomial \(8x^2 - 5x - 1\), then form a quadratic polynomial in x whose zeroes are \(\frac{2}{\alpha}\) and \(\frac{2}{\beta}\).

Find the missing number from the given options:

‘What I want should not be confused.’ What clarification does Pablo Neruda give to his readers? (Keeping Quiet)
If y = 3, then y³(y³-y) =
A shop has 4 distinct flavors of ice-cream. One can purchase any number of scoops of any flavor. The order in which the scoops are purchased is inconsequential. If one wants to purchase 3 scoops of ice-cream, in how many ways can one make that purchase?
Find the point on the line \( \frac{x-1}{3} = \frac{y+1}{2} = \frac{z-4}{3} \) at a distance of \( \sqrt{2} \) units from the point \( (-1, -1, 2) \).
Festivals in India are a vibrant reflection of its diverse culture, heritage andtraditions. Match the following festivals with the State with which its most frequently associated. While a festival may be celebrated in many states, select the most appropriate response from the noted options below.
\(S.no\)\(Festival\)\(S.no\)\(State\)
IKadalekayi ParisheAGujarat
IIBohag BihuBOrissa
IIIUttarayanCAssam
IVNuakhaiDKarnataka
You are Radha/Rahul Batheja, a Class XII student and a member of the school magazine editorial board. Write a comprehensive report detailing the activities undertaken by students as part of Environment Awareness Week, including description of the event, participation details, and overall impact of these activities on the school community.
If $ r_1 $ and $ r_2 $ are radii of two circles touching all the four circles $$ (x \pm r)^2 + (y \pm r)^2 = r^2, $$ then find the value of $$ \frac{r_1 + r_2}{r}. $$
600 shares of ₹10 each were issued at 20% premium. Final call of ₹3 not received on 100 shares. What is the forfeiture amount?
Suppose there are only three firms in an imaginary economy, viz. X, Y and Z. During a year, the following transactions took place in the economy:
(I) Firm X sold goods worth ₹ 20,000 to Firm Y and ₹ 12,000 to Firm Z.
(II) Firm Y sold goods worth ₹ 11,000 to Firm X and ₹ 35,000 to Firm Z.
(III) Firm Z sold goods worth ₹ 57,000 to households for final consumption.
On the basis of the given transactions, calculate the value of Gross Domestic Product at Market Price (GDP\textsubscript{MP}) in the economy.