Question 1 :
A gas filled balloon moves up. Is the upward force acting on it larger or smaller than the force of gravity?
Question 2 :
State true or false: It is difficult to cut cloth using a pair of scissors with blunt blades.
Question 3 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1d06cf59b460d7261f2ea.PNG' />
In the above image, a car is shown sticking to an electromagnet. Name the forces acting on the car?
Question 4 :
Two persons are applying forces on two opposite sides of a moving cart. The cart still moves with the same speed in the same direction.What do you infer about direction of the forces applied.?
Question 5 :
Two objects repel each other. This repulsion could be due to
Question 8 :
Which of the following statements are true for eukaryotic cells?
(i)They do not have a nuclear membrane.
(ii)They have a well organised nucleus.
(iii)They have a nuclear membrane.
(iv)Blue green algae are eukaryotic cells.
Question 10 :
The units of inheritance present on the chromosomes are known as _________
Question 11 :
How do objects overcome the force of friction exerted by fluids on them?
Question 12 :
If you place a book over 3 cylindrical pencils and push it, is it easier to move the book this way?
Question 13 :
What is easier to move the box from rest, or to move it when it is already in motion?
Question 15 :
Will force of friction come into play when a rain drop rolls down a glass window pane?
Question 16 :
A more reactive metal can replace a less reactive metal, but a less reactive one cannot replace a more reactive metal. TRUE/FALSE
Question 18 :
A metal is called ______ so it can be drawn into wires.
Question 20 :
Is it TRUE OR FALSE, Copper displaces zinc from zinc sulphate solution?
Question 22 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1d086f59b460d7261f30c.JPG' />
From the above image name the food item on which the organism lives.
Question 24 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1d08cf59b460d7261f314.JPG' />
From the above figure complete the following cycle , By filling the blank (c)
