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The use of energy from sunlight by plants doing photosynthesis is the basis of life on earth. Which of the following statement is correct for photosynthesis? 1. chlorophyll (green pigment of the leaf), light, and CO2 are required for photosynthesis to occur. 2. photosynthesis occurs only in the green parts of the leaves in the presence of light.  3. chlorophyll is the chief pigment associated with photosynthesis.
Consider the following statements.
1. Carbon dioxide, chlorophyll and sunlight all are essential for photosynthesis.
2. Rate of photosynthesis is maximum in red light and minimum in green light.
3. Increase in O2 concentration decrease photosynthesis.
Which of the statements given above is/are correct about photosynthesis ?
The figure shows the revenue generated over different product life cycle stages marked as P, Q, R and S. Group I lists these product life cycle stages. Group II lists typical efforts leading to revenue maximization during a stage. Group I Group II P. Introduction 1. Efforts to enhance the production capacity Q. Growth 2. Efforts to rejuvenate the product R. Maturity 3. Efforts to maximize the product performance S. Decline 4. Efforts to explore other markets Match the stage with the efforts.
Two stores A and B bought the same product from the company at the same price. Store A marked the price of the product 50% above its cost price and offered two successive discounts of 15% and 10% on the marked price of the product, while store B marked the price of the product 60% above its cost price and offered two successive discounts of 15% and 12% on the marked price of the product. If a customer buys the product from store B, he has to pay Rs. 986 more than that at store A. At what price the two stores bought the product from the company?
Which of the following statement (s) is/are true about the following eliminations? (1) Hoffmann product is major product in I (2) Saytzeff product is major product in I (3) Hoffmann product is major product in II (4) Saytzeffproduct is major product in II
The bar diagram given below shows the sales (in lakhs) of five different products A, B, C, D and E by a company during 2001 and 2005. Which of the following statement(s) is/are correct? I. The sale of product B in 2001 is 56.67 percent more than that of product C. II. The sale of product A in 2001 is 146.67 percent more than that of product E. III. The ratio of the sales of product C in 2001 to that of product D in 2005 is 1 : 7.
A dielectric material is allowed to accumulate the charge through a 2.5-A current. How much time will it require to accumulate a charge of 40 C?
Match List-I with List-II and select the correct answer using the code given below the Lists: List I (Low-Latitude Climate) List I (Characteristic) A. Wet Equatorial 1. Uniform temperatures, mean near 27°C  B. Monsoon and trade wind coastal 2. Marked temperature cycle with very high temperature before the rainy season C. Wet-dry tropical  3. Temperatures show an annual cycle with a high temperature in the high-Sun season Strong temperature cycle. with intense temperature during the high-Sun season  D. Dry tropical 4. Strong temperature cycle, with intense temperature during the high-Sun season
Group I shows different heat addition processes in power cycles. Likewise, Group II shows different heat removal processes. Group III lists power cycles. Match items from Groups I, II and III. Group I Group II Group III P. Pressure constant S. Pressure constant 1. Rankine cycle Q. Volume constant T. Volume constant 2. Otto cycle R. Temperature constant U. Temperature constant 3. Carnot cycle     4. Diesel cycle     5. Brayton cycle
Which of the following are examples of the sedimentary biogeochemical cycle? A) Nitrogen cycle B) Carbon cycle C) Sulphur cycle D) Phosphorous cycle Select the correct answer using the code given below