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Which of the following cell organelle is present only in plant cell?
Most organelles are common to both animal and plant cells. Plant cells have a cell wall, chloroplasts and other specialized plastids, and a large central vacuole, which are not found within animal cells.
A container contains a mixture of two liquids A and B in the ratio 3: 2. When 5 litres of mixture are drawn off and the container is filled with B, the ratio of A and B becomes 1 : 1. How many litres of liquid A was contained by the container initially?
Suppose the container initially contains 3x and 2x quantity of liquid A and B in the mixture. Quantity of A in mixture left = ( 3x − 5 × 3/5) litres = (3x -3) litres Quantity of B in mixture left = (2x − 5 × 2/5) litres = (2x – 2) litres ATQ,
In a class of 60 students, 60% are boys. If 25% of the girls come to school by bicycle, find the number of girls who don't come cycling to school?
Number of girls who don’t come by cycle to school = 75% of 40% of 60 = 3/4 × 2/5 × 60 = 18
Which country has committed 18 million pounds towards improving media freedom across the world and announced the creation of a new Global Media Defence Fund?
The UK government committed 18 million pounds towards improving media freedom across the world and announced the creation of a new Global Media Defence Fund. UK Foreign Secretary Jeremy Hunt made the announcement at the first Global Conference for Media Freedom in London, also attended by an Indian delegation led by Prasar Bharati Chairman Surya Prakash.
A train 300 m long crossed a platform 900 m long in 1 minutes 12 seconds. The speed of train in km/hr was:
If -4 $ 1 = 4, 7 $ -7 = 49 and 3 $ 1 = -3, then find the value of -8 $ -5 = ?
The Pattern is as follows:- - (-4×1) =-(-4) =4 - (7×-7) =-(-49) =49 Similarly, - (-8×-5) =-(40) =-40
Which of the following terms follows the trend of the given list?
ABABCDAB, ABADCBAB, ABCDABAB, ADCBABAB, CDABABAB, _______________.
ABABCDAB ↓ ABADCBAB ↓ ABCDABAB ↓ ADCBABAB ↓ CDABABAB ↓ CBABABAD
Wire wound variable resistance is known as
A rheostat is a type of variable resistor, whose resistance can be changed so as to change the amount of current flowing through a circuit.
Which of the following is the highest source of protein?
Soybeans are among the best sources of plant-based protein. The protein content of soybeans is 36–56% of the dry weight. One cup (172 grams) of boiled soybeans boasts around 29 grams of protein. The main types of protein in soybeans are glycinin and conglycinin, which make up approximately 80% of the total protein content.
What should come in place of question mark (?) in the following questions?
(2.25)1/2 = ?
√2.25 = 1.5
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