Home Practice Question 1909
Medium
 SOF National Science Olympiad (NSO/ISO) · NSO Level 1 · 2026 . Sample

What is the male reproductive part of a flower called?

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