1. What is solar radiation?
(a). Heat emitted by the earth
(b). Energy from the sun
(c). Reflection of light from the Moon
(d). Artificial light source
2. What is the primary structure of the Sun?
(a). Gasoline
(b). Solid rock
(c). Hot plasma
(d). Water vapor
3. How does solar radiation reach the Earth?
(a). By gravitational pull
(b). Through nuclear fusion
(c). By magnetic field
(d). Through the space shuttle
4. What is the role of solar radiation in photosynthesis?
(a). It stops the process
(b). It has no effect
(c). It provides necessary energy
(d). It slows down the growth of plants
5. What effect does solar radiation have on weather patterns?
(a). No effect
(b). Minimal impact
(c). Deep impact
(d). Affects only temperature
6. How have human activities affected the solar radiation balance?
(a). They have no effect
(b). They have reduced solar radiation
(c). They have upset its balance
(d). They have increased solar radiation
7. What does ‘insolation’ mean?
(a). Incoming solar radiation
(b). Outgoing solar radiation
(c). Internal solar radiation
(d). Indirect solar radiation
8. Which factor does not affect the distribution of insolation?
(a). Latitude
(b). Atmospheric conditions
(c). Height
(d). Seasonal
9. How does the Earth’s tilt affect insolation?
(a). It has no effect
(b). It causes seasonal changes
(c). It reduces solar energy
(d). It increases solar energy
10. What is surface albedo?
(a). Depth of the earth’s crust
(b). Reflectivity of the Earth’s surface
(c). The temperature of the Earth’s core
(d). Earth’s rotation speed
11. How does solar radiation heat the Earth’s atmosphere through conduction?
(a). Through vertical movement of hot air
(b). Through direct contact between surfaces
(c). Through horizontal air movement
(d). Through reflection from clouds
12. Which process produces convection currents in the atmosphere?
(a). Radiation
(b). Operations
(c). Reflection
(d). Vertical movement of hot air
13. Which process redistributes heat vertically in the atmosphere?
(a). Operations
(b). Convection
(c). Radiation
(d). Reflection
14. What drives horizontal air movement in the atmosphere?
(a). Convection currents
(b). Gravity
(c). Reflection from surfaces
(d). Difference in pressure
15. What is the conclusion regarding solar radiation in the article?
(a). It has no effect on the earth
(b). It is harmful to the environment
(c). It sustains life and regulates climate
(d). It is a recent phenomenon
16. Which of the following is not a role of solar radiation?
(a). Promote plant growth
(b). Shaping climate patterns
(c). Cooling of the Earth’s atmosphere
(d). Sustaining life on Earth
17. What is the primary source of solar radiation?
(a). Moon
(b). Stars
(c). Ravi
(d). Planet
18. How do atmospheric components interact with solar radiation?
(a). They absorb solar energy equally
(b). They reflect all solar energy
(c). They have no exposure to solar radiation
(d). They cause changes in transmission and absorption properties
19. What effect does Earth’s orbital eccentricity have on insolation?
(a). It increases insolation evenly
(b). It has no effect on insolation
(c). It causes seasonal variation in insolation
(d). It reduces insolation
20. What is the primary process by which solar radiation heats the Earth’s atmosphere?
(a). Operations
(b). Convection
(c). Radiation
(d). Reflection
21. How does solar radiation affect ocean currents?
(a). It has no effect
(b). This causes evaporation of sea water
(c). It controls the movement of ocean currents
(d). It reduces the temperature of the sea.
22. What is the importance of understanding solar radiation for future generations?
(a). No importance
(b). It helps in increasing pollution
(c). It helps in preserving the environment
(d). It contributes to global warming
23. Which factor does not affect the intensity and distribution of insolation?
(a). Earth’s magnetic field
(b). Surface albedo
(c). Angle of incidence
(d).Tilt of the earth
24. Which process is not involved in heating and cooling the Earth’s atmosphere?
(a). Operations
(b). Convection
(c). Radiation
(d). Condensation