Home Practice Question 1864
Easy
 SOF National Science Olympiad (NSO/ISO) · NSO Level 1 · 2025 . Sample

Which blood vessels carry oxygenated blood from the heart's left ventricle to the rest of the body?

Related Questions

In pea plants, tallness (T) is dominant over dwarfness (t). Two heterozygous tall plants (Tt × Tt) are crossed. What is the probability that an offspring is dwarf?

SOF National Science Olympiad (NSO/ISO) .
Medium
· Biology · 2026
See Explanation

Which nutrient of our food gives the highest amount of energy per gram?

SOF National Science Olympiad (NSO/ISO) .
Easy
· Biology · 2026
See Explanation

In the food chain Grass → Grasshopper → Frog → Snake → Eagle, the producers (grass) contain 10,000 J of energy. Following the 10% law, how much energy is available to the snake?

SOF National Science Olympiad (NSO/ISO) .
Hard
· Biology · 2026
See Explanation

How much heat is required to raise the temperature of 2 kg of water from 20 °C to 50 °C? (Specific heat capacity of water = 4200 J/kg °C)

SOF National Science Olympiad (NSO/ISO) .
Medium
· Physics · 2026
See Explanation

A few drops of dilute hydrochloric acid are added to sodium carbonate. A gas is evolved that turns lime water milky. The gas is:

SOF National Science Olympiad (NSO/ISO) .
Easy
· Chemistry · 2026
See Explanation