Level 2 & Achievers Sample Questions for Class 7
Question 1
Which of the following is wrong?
A. Periodic change - Sunset, Non periodic change - Volcanic Eruption
B. Periodic change - Heartbeat , Non periodic change - Rotation of moon
C. Periodic change- Occurence of new moon, Non periodic change - Volcanic Eruption
D. Periodic change - Sunrise, Non periodic change : Occurence of rainbow
Question 2
Which of the following is INCORRECT statement?
1) Air moves from low pressure area to high pressure area.
2) Air moves from high pressure area to low pressure area.
3) Pressure doesn't play any role in movement of air.
A. Only 2
B. Only 3
C. 2 and 3
D. 1 and 3
Question 3
Identify the process that takes place in following activities:
P : Hot tea poured in the saucer.
Q : Napthalean ball disappearing in few days.
R : Spreading of hard butter on warm toast.
A. P - Evaporation, Q - Sublimation , R - Melting
B. P - Boiling, Q - Vaporization, R - Melting
C. P - Vaporization, Q - Vaporization, R - Melting
D. P - Vaporization, Q - Sublimation, R - Melting
Question 4
Select the incorrect match:
1) Tap root - Carrots
2) Parallel venation - Hibiscus
3) Reticulate venation - Papaya
4) Fibrous root - Marigold
A. 2
B. 1
C. 4
D. 3
Question 5
Pick the correct statement:
1) Melting of icecream is endothermic process.
2) Respiration is endothermic process.
3) Vaporization of water is exothermic process.
4) Evaporation of acetone is exothermic process.
A. 4
B. 2
C. 1
D. 3