Which is the national aquatic animal of India? (a) Blue whale (b) Sea-horse (c) Gangetic shark (d) River dolphin
Define the term hermaphrodite. Give one example
Red list contains data or information on (a) all economically important plants (b) plants whose products are in international trade (c) threatened species (d) marine vertebrates only.
Which of the following is correctly matched? (a) Aerenchyma - Opuntia (b) Age pyramid - Biome (c) Parthenium hysterophorus - Threat to biodiversity (d) Stratification - Population
Alexander von Humboldt described for the first time (a) laws of limiting factor (b) species area relationships (c) population growth equation (d) ecological biodiversity.