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Kerala (English Medium)->Std 10 Questions

Total Questions 1448
WHAT ARE ENZYMES?
WHY DOES HORMONES ONLY ACT IN TARGET TISSUES?
SHOW THE SUB SHELL ELECTRONIC CONFIGURATION OF FIRST '50' ELEMENTS IN THE PERIODIC TABLE
how many periods are there in a periodic table?
Find the 25th term of the arithmetic sequence 2,5,8,...?
What is Harrappan civilization?
How the oxygen reaches the cell?
What is acceleration?
The sum of the 8th and 18th term of an a.s is 80. calculate the sum of its first 25 tems? Find 13th term?
what is longitudinal wave?
The sum of the squares of 2 consecutive odd numbers is 290. If an odd number is x,what is the next odd number? Write the fact as an equation &find the numbers?
A packet dropped from a helicopter drops down 5 mts in the 1st second.in the next second it falls 15 mts further,in next,25mts and so on...in the last second it falls 115 mts more and hits the ground. How much time it take to reach the ground? How high the helicopter when the packet was released?
When we boil the milk why did it comes up?
SAY THE MEANINGS OF: PUT DOWN PUT OFF PUT BY PUT ON PUT ACROSS
PRINCESS: Where have all the people gone? JHONNY:They've gone to the feilds. a)Princess asked Jhonny......................................... b)Jhonny replied that ........................................ Read the dialouge given above and complete the sentence
IN WHICH LIGHT DO RHODOPSIN DISSOCIATES INTO RETINAL AND OPSIN? IN DIM LIGHT OR INTENSE LIGHT?
Please sent a picture of the Working heart?
Explain a few words about Harappan Civilization?
Describe Mendeleev's Merits and Demerits in the periodic table?
why right lungs is larger than left lungs?