Chapter – 15 Our Environment MCQ Test 1 Science | Class – 10th

Questions :- 1. Components form the ecosystem are- a)All biotic b)All abiotic c)Both (a) and (b) d)None of these 2. What are the biotic components? a)All living organisms b)All non-living organisms c)All organisms d)None of these 3. Which of the following is a biodegradable substance? a)Glass b)Plants c)Plastics d)Polythene 4. Which of the following is a non-biodegradable substance? a)Cow dung b)Plastic c)Manures d)Plant prod...

Chapter – 15 Probability MCQ Test – 3 | Math Class 10th

1. A letter of English alphabets is chosen at random. What will be the probability that the letter chosen is a vowel? a. 17/26 b. 19/26 c. 5/26 d. 15/26 2. A lot consists of 40 mobile phones of which 32 are good, 3 have only minor defects and 5 have major defects. Ram will buy a phone if it is good or have minor defects. One phone is selected at random. What will be the probability that it is acceptable to Ram? a. 17/26 b. 19/26 c. 7/8 d. 9/8 3. ...

Chapter – 15 Probability MCQ Test – 1 | Math Class 10th

1. If ‘φ’ is an impossible event, then find the value of p(φ)? a. 2 b. 5 c. 0 d. 3 2. If S is the sample space of a random experiment, then find p(S)? a. 5 b. 1 c. 3 d. 2 3. If ‘p’ is the probability of an event, then p satisfies which of the following? a. 0 < p ⩽1 b. 0 ⩽ p <1 c. 0 < p < 1 d. 0 ⩽ p ⩽ 1 4. Two dice are thrown simultaneously. What is the probability of getting a doublet? a. 15/6 b. 1/8 c. 1/6 d. 1/16 5. An unbiased die is thrown ...

Chapter – 15 Probability MCQ Test – 2 | Math Class 10th

1. A card is drawn from a pack of 52 cards at random. What is the probability of getting neither an ace nor a king card? a. 17/13 b. 11/13 c. 4/52 d. 14/52 2. What is the probability of a sure event? a. 10 b. 5 c. 1 d. 6 3. The probability that it will rain on a particular day is 0.76. What is the probability that it will not rain on that day? a. 0.24 b. 1.24 c. 3.26 d. 5.18 4. A piggy bank contains 100 fifty paise coins, 50 one rupee coins,...

Chapter – 2 Polynomials MCQ Test – 3 | Math Class 9th

1. If one zero of the quadratic polynomial x2+ 3x + k is 2, then find the value of ‘k’? a. -10 b. 15 c. 16 d. -12 2. If two of the zeroes of a cubic polynomial ax3 +bx2 +cx +d are zero, then find the third zero? a. (-b)/a b. (-a)/b c. (-c)/x d. (-d)/a 3. If the zeroes of a quadratic polynomial ax2 + bx + c, c ≠ 0 are equal, then a. b and c have the same sign b. c and a have the same sign c. b and c have opposite sign d. c and a have opposite ...

Chapter – 2 Polynomials MCQ Test – 2 | Math Class 9th

1. (x + 1) is a factor of which of the polynomial? a. x3 + x2 + x + 1 b. x2 + x + 1 c. x3 + 1 d. x2 + 1 2. If x2 + kx + 6 = (x+2) (x+3), then find the value of ‘k’? a. 10 b. 12 c. 16 d. 5 3. What will be the remainder when x31 – 31 is divided by x+1? a. −15 b. −32 c. 36 d. 48 4. 8 is a polynomial of degree a. 1 b. 5 c. 9 d. 0 5. Which of the following statement is false? a. The degree of a zero polynomial is defined. b. The degree of ...

Chapter – 2 Polynomials MCQ Test – 1 | Math Class 9th

1. Find the degree of the polynomial 4x4 + 0x3 +0x5 + 5x+7? a. 6 b. 4 c. 5 d. 2 2. Find the value of the polynomial 5x − 4x2+3, when x = −1? a. -6 b. 5 c. 3 d. 4 3. If p(x) = x + 3, then find p(x) + p (-x)? a. 10 b. 12 c. 6 d. 18 4. Find the zero of the polynomial p(x) = 5x – 2? a. 12/5 b. 7/5 c. 23/5 d. 2/5 5. Find one of the zeroes of the polynomial 2x2 +7x – 4? a. 1/2 b. -5 c. -9 d. 1/5 6. If x51+51 is divided by x+1, then find ...

Chapter – 9 Some Applications of Trigonometry MCQ Test – 2 | Math Class 10th

1. If the length of the shadow of a tower is equal to its height, then find the angle of elevation of the sun? a. 45∘ b. 25∘ c. 15∘ d. 50∘ 2. If the height of the tower is√3 times of the length of its shadow, then find the angle of elevation of the sun? a. 60∘ b. 30∘ c. 50∘ d. 100∘ 3. The ___________ is the angle between the horizontal and the line of sight to an object when the object is below the horizontal level. a. Angle of projection b. A...

Chapter – 9 Some Applications of Trigonometry MCQ Test – 1 | Math Class 10th

1. A ladder 14m long rests against a wall. If the foot of the ladder is 7m from the wall, then find the angle of elevation. a. 20∘ b. 50∘ c. 60∘ d. 30∘ 2. An electric pole is 10√(3 )m high and its shadow is 10m in length, then Find the angle of elevation of the sun. a. 20° b. 60° c. 120° d. 180° 3. A kite is flying at a height of 60m from the level ground, attached to a string inclined at 30° to the horizontal. Find the length of the string. a. ...

Chapter – 8 Introduction to Trigonometry MCQ Test – 3 | Math Class 10th

1. Find the value of tan15°tan20°tan7°tan75°? a. 0 b. 2 c. 1 d. 3 2. Find the value of tan (55°−θ) − cot (35°+ θ)? a. 0 b. 3 c. 2 d. 5 3. If cos 9α = sin α, then find the value of α? a. 3° b. 5° c. 8° d. 9° 4. If tan θ =√3, find the value of sec θ? a. 3 b. 2 c. 5 d. 6 5. a. sinα b. sin β c. cos α d. cosβ 6. If Cos A+Cos2 A=1, then find the value of Sin A+Sin2 A=1? a. 2 b. 3 c. 1 d. 0 7. If sin A + 2 cos A = 1, then find the v...