Year 7 biology quiz 1

The building blocks for life are called _____ (5)

Order these from smallest to largest

• Organ system

• Organism

• Cells

• Tissue

• Organ

Which part of a plant catches sunlight?

• Roots

• Flowers

• Stem

• Leaves

Which part of the plant supports the leaves and flowers?

• Roots

• Stem

• Leaves

• Flowers

Match the following bones to their function:

• Protects your heart and lungs

• Kneecap

• Protects your brain

• Skull

• Helps bend your leg

• Ribcage

• Holds your body upright

• Backbone

When you breath in the ​​ (a)   contracts and goes ​ (b)  

• diaphragm
• flat
• alveoli
• bronchus
• upwards
• downwards
• outwards

When you breathe in, the volume of your chest _________ (9)

Match the following:

• Sperm cell

• Tissue

• Muscle

• Organism

• Heart

• Cells

• Circulatory system

• Organ system

• Human

• Organ

What are the tiny air sacs in your lungs called?

• Bronchioles

• Capillaries

• Bronchus

• Alveoli

One adaptation of the alveoli is they have a very ​ (a)   wall.

Another adaptation is we have ​ (b)   of them which.

A third adaptation is they have a large ​ ​ (c)  

• thin
• millions
• surface area
• thick
• thousands
• hundreds
• cell wall