IGCSE Biology Paper-3: Specimen Questions with Answers 160 - 164 of 230

Question number: 160

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Why leaves have large surface area?

Explanation

Leaves have large surface area to absorb more light.

Passage

Figure below shows a food chain.

Image shows a food chain of grassland ecosystem

Image Shows a Food Chain of Grassland Ecosystem

In given figure grazing food chain is shown in which one organism is eaten by another.

Question number: 161 (1 of 3 Based on Passage) Show Passage

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Which is the primary consumer in given diagram?

Explanation

Insect is the primary consumer in given diagram.

Question number: 162 (2 of 3 Based on Passage) Show Passage

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Give two examples of food chains found on land and water

Explanation

Food chains found on land-

  1. Sun - grass - mice – lion
  2. 2. Grass - rabbit - snake - owl – hawk

Food chains found on water-‎1. Phytoplankton - zooplankton - fish - seal - great white shark

Question number: 163 (3 of 3 Based on Passage) Show Passage

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What is the ultimate source of energy in above food chain?

Explanation

Sun

Passage

Above picture shows a systematic food web

Above Picture Shows a Systematic Food Web

Given figure shows food web in which producers, primary consumers secondary consumer and top consumers are present.

Question number: 164 (1 of 2 Based on Passage) Show Passage

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Complete each column of Table by naming two appropriate organisms from the food web. Some organisms could occur in more than one column.

Above table shows an uncompleted name of producers, herbivore and carnivore

Table indicates Find out the name of two appropriate organisms from the food web label in given table

Producer

Herbivore

Carnivore

Explanation

Above table shows a completed name of producers, herbivore and carnivore

Two appropriate organisms from the food web label in given table

Producer

Herbivore

Carnivore

1 Berries

Grasshopper

Fox

2 Plantain

Butterfly

Buzzard