Ecosystems and Earth Science

The green pigment that absorbs visible light is:

In the capture-recapture formula (population estimate = N₁ x N₂ /M₂) M₂ stands for:

Which of the following boundaries is most likely to produce high mountain ranges?

A subduction zone is formed when:

There are more organisms at the bottom of the energy pyramid because:

Which of the following events do not take place in the Earth’s crust?

Which of the following statements is incorrect?

Which of the following statements about ecosystems is true?

The process used by plants to convert energy from the sun into chemical energy is:

The breakdown of dead organisms is largely the responsibility of:

The Earth’s crust consists of a number of pieces called:

Volcanoes form:

What are the reactants in photosynthesis:

Quadrats are useful in ecological surveys for counting mobile animals.

Organisms that eat only plants can be called:

Which one of the following food chains is correct with reference to the food web shown?

Which of the following results from the collision of continental plates?

Select the true statement from the following.

As it transfers along a food chain, the total amount of chemical energy available to organisms:

Which of the following is not a type of plate boundary?

The outer layer of the Earth is called the:

The inner core of the earth consists of solid:

identify an abiotic component of the natural environment

Which two theories contribute to explain plate tectonics?

Which one of the following is not a reason why introduced rabbits are a problem in Australian ecosystems?

The folding process in rocks is caused by:

Earthquakes occur in Australia because:

Which of the following are the key products of cellular respiration?

The following is an example of competition between species:

Which boundary type is most likely to create oceans?

Which of the following layers of the Earth is solid and comprised mostly of iron?

Which of the following relationships is non-symbiotic:

It is thought all continents once joined to form a super continent. What was it called?