Home
Class 11
BIOLOGY
Prickly pear cactus species was introduc...

Prickly pear cactus species was introduced in australia in

A

1920

B

1930

C

1925

D

1929

Text Solution

AI Generated Solution

The correct Answer is:
**Step-by-Step Solution:** 1. **Identify the Species**: The question is about the prickly pear cactus species, which is a type of cactus known for its flat, paddle-shaped stems and spiny pads. 2. **Determine the Introduction Year**: The prickly pear cactus was introduced to Australia in the 1920s. This introduction led to significant ecological issues. 3. **Understand the Impact**: After its introduction, the prickly pear cactus spread rapidly across millions of hectares of rangeland in Australia. This spread caused ecological havoc because there were no natural predators in the region to control its population. 4. **Control Measures**: To manage the overpopulation of the prickly pear cactus, a cactus-feeding moth was eventually introduced. This natural predator helped to bring the cactus population under control. 5. **Conclusion**: Based on the information, the prickly pear cactus species was introduced in Australia in the year 1920. **Final Answer**: The prickly pear cactus species was introduced in Australia in 1920. ---
Promotional Banner

Similar Questions

Explore conceptually related problems

Read the following statements and select the correct option. Statement 1 : The prickly pear cactus introduced into Australia in early 1920 s caused havoc by spreading radpidly into millions of hectares of rangeland. Statement 2: When certain exotic species are introduced into a geographical fast because the invaded lands does not have its natural predators.

Exotic species introduced in India are

The prickly pear cactus in the entry 1920's introduced into

Lung fish found in Australia is

The pickly pear introduced into australia in the early............A..........caused havoc by spreading rapidly into millions of hectares of rangeland finaly, the invasive cactus were brought under control via a ............B........... Identify A & B in above context.

Prickly pear cactus (an exotic species) can brought under control are based on the

Natural herbivore of Opuntia that was introduced in Australia, is