Booster QP

7/23/2019 Booster QP

http://slidepdf.com/reader/full/booster-qp 1/5

7ARROWS AA Premier Institute By IITians for IIT – JEE (Main & Advanced), Pre-Medical (AIPMT, AIIMS), NTSE, KVPY…..

##573, 2nd

East Main Road, Anna Nagar, Madurai, 8124514181, 8883556880

2, Vanamamalai Nagar, By-Pass Road, Madurai, 8122008881, www.dakshin7arrows.com

Aiming Top IIT/Medical Ranks

GRAND

TEST

INSTRUCTIONS:-

1. All Questions Are Compulsory.

2. There are 4 sections, Mathematics, Physics, Chemistry and Biology.

Each section contains 5 Subjective questions.

3. Each question consists of 5 marks.

4. Total Marks: 100 , Time : 2 hours

“BOOSTER A”




##573, 2nd




Subjective Type Questions

MATHEMATICS

1. In a competitive examination, containing 24 questions, 5 marks are awarded for every correct answer

and -2 marks for awarded for every incorrect answer and o marks for questions not attempted. Dravid

attempts 8 correct and 16 incorrect answers. Find his score.

2. At Srinagar temperature was on Monday and then it dropped by on Tuesday . What was the

temperature of Srinagar on Tuesday? On Wednesday , it rose . What was the temperature on this

day?

3. Simplify : 63 - (-3) (-2-8-3) + 3(5+ (-2) (-1))

4. In a class of 60 students,

of the total

like to study Science and the remaining like lto study Mathematics.

5. Find the perimeter of (i) (ii) the rectangle in this figure.

Whose perimeter is greater?

PHYSICS

1. Classify the following as motion along a straight line, circular or oscillatory motion:

(i) Motion of your hands while running.

(ii) Motion of a horse pulling a cart on a straight road.

(iii) Motion of a child in a merry-go-round.

(iv) Motion of a child on a see-saw




##573, 2nd




(v) Motion of the hammer of an electric bell

(vi) Motion of a train on a straight bridge.

2. The odometer of a car reads 57321.0 km when the clock shows the time 08:30 AM. What is the

distance moved by the car, if at 08:50 AM, the odometer reading has changed to 57336.0 km? Calculate

the speed of the car in km/min during this time. Express the speed in km/h also.

3. A car moves with a speed of 40 km/h for 15 minutes and then with a speed of 60 km/h for the next 15

minutes. The total distance covered by the car is:

(a) 100 km (b) 25 km (c) 15 km (d) 10 km

4.A car covers a distance of 60 km in the first hour, 55 km in the second hour,70 km in the third hour,50

km in the fourth hour,65 km in the fifth hour and 60 km in the sixth hour.Find the average speed of the

car and plot a distance – time graph for the same.

5. Explain the statement ‘’Rest and motion are relative” with example.

CHEMISTRY

1. State difference between acids and bases.

2. Mark ‘ T ’ if the statement is true and ‘ F ’ if it is false.

(i) .Nitric acid turns red litmus blue .(T/F)

(ii)Sodium hydroxide turns blue litmus red(T/F)

(iii)Sodium hydroxide and hydrochloric acid neutralise each other and form salt and water(T/F)

(iv)Indicator is a substance Which shows different colours is acidic and basic solution(T/F)

(v)Tooth decay is caused by the presence of a base(T/F)

3. Explain why :

(a)An antacid tablet is taken when you suffer from acidity.

(b)Calamine solution is applied on the skin when an ant bites

(c)Factory waste is neutralised before disposing it into water bodies.




##573, 2nd




4. Blue litmus paper is dipped in a solution .it remains blue .what is the nature of the solution?

Explain.

5. Fill in the blanks with suitable words:

Samble Colour change with methyl

orange

Colour change with

phenolphthalein

vinegar - -

Limewater Yellow -

Salt solution Orange -

Soap solution - PinkLemon juice - Colourless

Hydrochloric acid - -

BIOLOGY

1. How does an amoeba obtain its nutrition? Describe with the help of neat and labelled diagrams

2. Give reasons for the following:

(a)Small intestine is 6.5 metres long.

(b)Humans cannot digest cellulose whereas ruminants can.

3. (a) Take a plotted plant with broad leaves .take two square strips of black paper

Cover a part of leaf with these papers and secure it with paper clips .keep the plant

In the sunlight for 2-5 days.

(i) What is the difference in the color of the covered and uncovered parts of the leaf?

(ii) Perform iodine test on this leaf .did the two parts show any difference in results?

(iii) Now remove the strip and expose the covered part to the sun light for 2-3days and to the

Iodine test again. what will you abserve?




##573, 2nd




(b) Write about the roles of following

(i) Stomata

(ii) Chlorophyll

4. Give the reasons of following:

(a)Venus flytrap and pitcher plant perform photosynthesis ,yet they trap insects.

(b)Fungi can be useful as well as harmful for humans.

5. (a) Explain the role of leaves in a plant.

(b) Define parasitic mode of nutrition with examples.

(c) What is the role of bacteria and fungi in cleaning of our environment.

Documents

Booster QP