Year 4 Biological Science

The lifecycle of a butterfly involves 4 stages, these are...​ ​​ (a)   ​ (b)   ​ (c)   ​ (d)  

• Egg
• Caterpillar
• Chrysalis
• Butterfly

What is a common feature of all life cycles?

• All animals become insects

• All living things grow, change and reproduce

• All animals live in water

• All plants produce fruit

What does a plant seed need in order to begin its life cycle?

• Sunlight, water and warmth

• Soil and wind only

• Only rainwater

• Rocks and air

Why is it important to understand life cycles?

• To know how old an animal is

• To help animals grow faster

• To care for living things and protect their habitats

• To know what trees to plant in summer

Which of the following is an example of animals depending on plants?

• A fox eating a rabbit

• A bee collecting nectar from flowers

• A bird flying in the sky

• A fish swimming in water

Which environment would a cactus (🌵) be best suited to?

• Wetlands

• Rainforest

• Desert

• Ocean

Why do some birds eat insects?

• Because birds and insects are friends

• Birds help the insects grow

• Birds depend on insects for food

• All of the above

What might happen if too many trees were cut down in a forest?

How do humans depend on the environment?

• We can watch animals for fun

• We use natural resources for food, water, and shelter

• We don’t need the environment

• The environment only helps plants

Producers are living things that make their own food using sunlight, air, and water. Which of these is a producer?

• Animals
• Fungi
• Bacteria
• Plants