IGCSE Biology Paper-2: Specimen Questions with Answers 83 - 84 of 203

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Question 83

Question

MCQ▾

The diagram shows two different body parts . Label X and Y.

The Diagram Shows Two Different Body Parts

Choices

Choice (4)

a.

X- Digestive system and Y-Renal system

b.

X- Circulatory and Y- Respiratory

c.

X- Respiratory and Y- Circulatory

d.

X-Lymphatic and Y- Respiratory

Answer

c.

Explanation

The part X is respiratory system, which utilizes the tiny alveoli in the lungs, which provide a large surface area to take in oxygen. Part y is Circulatory system, which pushes the blood around the body with oxygen and nutrients for the cells and removes waste.

Question 84

Question

MCQ▾

The diagram shows an organism. Use the key to identify the organism.

The Figure Shows an Organism

1 Hands with five fingers … go to Set 1

Hands with four fingers … go to Set 2

2 Webbed Feet … A

Without Webbed Feet … B

3 tail with fins … C

Tail without fins … D

Choices

Choice (4)

a.

Set 2: Tail with Find

b.

Set 1: Webbed feet

c.

Set 2: Tail without Fins

d.

Set 1: Non-Webbed feet

Answer

d.

Explanation

In biology, an identification key is a computer-aided device that aids the identification of biological entities, such as plants, animals, fossils, microorganisms, and pollen grains. In above diagram human being is identify by the method of key.

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