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Which of the following is correct for weightless of an astronaut moving in a satellite?

A Free fall
B No gravity
C Zero mass
D None of these

Answer the following question based on the five words given below.
LAP BUT CAR SON HID
(The new words formed after performing the mentioned operations may or may not be meaningful English words).
If the positions of the first and the third alphabets of each of the words are interchanged, which of the following would form a meaningful word in the new arrangement?

A HID
B SON
C Both LAP and BUT
D CAR

Mohit had twice as much money as Rohan. After Mohit bought chocolates that costs Rs 118.30 and Rohan bought a pen that costs Rs 31.90, Rohan had 3 times as much money as Mohit. How much money had Mohit left?

A Rs 9.90
B Rs 10.90
C Rs 21.80
D Rs 54.50

Mrs. Kapoor had x m of ribbon. She cuts off 6 pieces of ribbon from it, each measuring 3 cm. What was the length of the ribbon left?

A (x - 9) cm
B (x - 18) cm
C (100x - 18) cm
D 82x cm

Which of the following steps is/are incorrect while constructing an angle of 120°?
Step 1 : Draw any line MN and take a point C on line.
Step 2 : Place the pointer of the compass at C and draw an arc of convenient radius which cuts the line at A.
Step 3 : Without disturbing the radius on the compass draw an arc with A as centre which cuts the first arc at B.
Step 4 : Again without disturbing the radius on the compass and with M as centre, draw an arc with O which cuts the first arc at C.
Step 5 : Join OA. ∠ OAN is the required angle of measure 120°.

A Only step 1
B Both step 4 and step 5
C Only step 5
D Only step 2

One way animals usually respond to a sudden drop in temperature is by

Asweating
Bshivering
Cblinking
Dsalivating

(A) Lamp L₁ will light up when either L₂ or L₃ are lighted.

(B) Electricity will flow only when all the switches are closed.

(C) Current flowing through L₁ and L₂ are equal.

The given figure represents the stomach of ruminants with its four chambers labelled as P, Q, R and S. Which chambers allow grazing animals like sheep, cattle etc. to efficiently digest cellulose, a common carbohydrate in plants and how ?

(A) P, Q, S; these chambers secrete cellulase enzyme.

(B) P and Q; these chambers contain billions of bacteria that digest cellulose.

(C) R and S; these chambers contain billions of bacteria that digest cellulose.

Observe the picture. Which system(s) of the boy's body is/are involved in helping him to escape?

(A) (d) only

(B) (d) and (e)

(C) (d), (e) and (f)

Rina puts a magnet near object L. The south pole of the magnet attracts both parts J and K of the object L. Which of the following statements are true ?

1. Object L is made of steel.

2. Object L is made of copper.

3. The north pole of the magnet will attract part J of object L.

4. The north pole of the magnet will attract part K of object L.

(A) 1 and 3

(B) 2 and 4

(C) 1, 3 and 4