The Amazonian rain forest in South America is home to more than $A$ species of plants and $B$ species of fishes.

  • A
    $A - 3,000, B - 40,000$
  • B
    $A - 1,500, B - 2,500$
  • C
    $A - 40,000, B - 3,000$
  • D
    $A - 427, B - 378$

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Similar Questions

Define the following terms:
$1$. Biodiversity
$2$. Species diversity

The table below gives the populations (in thousands) of ten species $(A-J)$ in four areas $(p-s)$ consisting of the number of habitats given within brackets against each. Study the table and answer the question which follows. Which area out of $p-s$ shows maximum species diversity?
Area and No. of habitats$A$$B$$C$$D$$E$$F$$G$$H$$I$$J$
$p(11)$$2.3$$1.2$$0.52$$6.0$-$3.1$$1.1$$9.0$-$10.3$
$q(11)$$10.2$-$0.62$-$1.5$$3.0$-$8.2$$1.1$$11.2$
$r(13)$$11.3$$0.9$$0.48$$2.4$$1.4$$4.2$$0.8$$8.4$$2.2$$4.1$
$s(12)$$3.2$$10.2$$11.1$$4.8$$0.4$$3.3$$0.8$$7.3$$11.3$$2.1$

Which of the following is known as the 'Lungs of the Planet'?

Read the following statements:
$(A)$ India has a greater ecosystem diversity than Norway.
$(B)$ According to the $IUCN$ $(2004)$,the total number of plant and animal species described so far is slightly more than $1.5$ million.

More than . . . . . . $\;\%$ of the drugs currently sold in the market worldwide are derived from plants.

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