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c. It will increase
d. 100 per hour
c. Tall trees
a. 18 – 25°C and 150 – 400 cm
(i) Burning magnesium produces magnesium oxide. (ii) Non-metallic oxides are either acidic or neutral in nature.
A population has more young individuals compared to the older individuals. What would be the status of the population after some years?
c. It will increase
c. It will increase
See lessIf a population of 50 Paramoecium present in a pool increases to 150 after an hour, what would be the growth rate of population?
d. 100 per hour
d. 100 per hour
See lessWhich of the following forest plants controls the light conditions at the ground?
c. Tall trees
c. Tall trees
See lessFormation of tropical forests needs mean annual temperature and mean annual precipitation as:
a. 18 – 25°C and 150 – 400 cm
a. 18 – 25°C and 150 – 400 cm
See lessName the substance formed when magnesium and sulphur are burnt in air.
(i) Burning magnesium produces magnesium oxide. (ii) Non-metallic oxides are either acidic or neutral in nature.
(i) Burning magnesium produces magnesium oxide.
See less(ii) Non-metallic oxides are either acidic or neutral in nature.