IGCSE Chapter 1 Biology

Which name is given to a group of individuals that can reproduce to produce fertile offspring?

• a genus

• a species

• a kingdom

• an organ system

What is the correct way of naming organisms using the binomial system?

• Common buttercup

• ranunculus acris

• Ranunculus acris

• Ranunculus Acris

Some lizards detach their tails when threatened by a predator.Which characteristic is shown?

• excretion

• sensitivity

• growth

• reproduction

Which characteristic do all living organisms show?

• breathing

• photosynthesis

• tropism

• excretion

All fish, all birds, all mammals are...

• animals with internal fertilization

• carnivores

• vertebrates

• warm blooded animals

The statements describe four different plants. Which plant must be a monocotyledons?

• The seeds have two cotyledons

• The flowers each have 5 petals

• The leaves have branching veins

• The leaves have parallel veins

Why does the energy needed by a human increase during the first ten years of life?

• The body is growing

• The diet is more balanced

• Energy is needed for gamete formation

• Coordination and responses improve.

Which process provides the raw materials needed for tissue repair?

• excretion

• growth

• nutrition

• respiration

Many snakes that belong to the viper family are unusual in that they give birth to live young. This is usually a characteristic of which vertebrate group?

• amphibians

• birds

• bony fish

• mammals

What is respiration?

• breathing

• giving out carbon dioxide

• taking in oxygen

• releasing energy from food