Unit 4: A better world

What is the main function of the roots in a plant?

• Providing shade to other plants

• Anchoring the plant, absorbing water and nutrients, storing food

• Attracting pollinators

• Regulating temperature

Name one way we can reduce waste at home.

• Throwing everything in the trash

• Leaving lights on when not in use

• Recycling bins

• Composting

Why is recycling important for the environment?

• Recycling wastes energy

• Recycling helps reduce waste, conserve natural resources, save energy, decrease pollution, and lower greenhouse gas emissions.

• Recycling increases pollution

• Recycling has no impact on the environment

What are some benefits of reusing items instead of throwing them away?

• Increased pollution

• Less variety in products

• Benefits of reusing items include waste reduction, resource conservation, cost savings, and reduced environmental impact.

• Higher costs

Which part of a plant is responsible for photosynthesis?

• Chloroplasts

• Stem

• Root

• Mitochondria

How can we reduce plastic usage in our daily lives?

• Use reusable items, avoid single-use plastics, choose products with minimal packaging, and recycle correctly.

• Throw plastic waste in regular trash bins

• Buy products with excessive packaging

• Use plastic in all aspects of life

Explain the concept of the '3 R's' in sustainability.

• Reduce, Reuse, and Recycle

• Recycle, Replenish, Reuse

• Reduce, Refurbish, Reuse

• Refuse, Reuse, Recycle

Why is it important to recycle paper and cardboard?

• Recycling paper and cardboard helps protect the environment by conserving resources and reducing waste.

• There are no benefits to recycling paper and cardboard

• Paper and cardboard recycling has no impact on waste reduction

• Recycling paper and cardboard is harmful to the environment

What are the benefits of composting organic waste?

• Increasing water pollution

• The benefits of composting organic waste include reducing landfill waste, enriching soil, reducing the need for chemical fertilizers, and decreasing greenhouse gas emissions.

• Contributing to soil degradation

• Promoting the spread of pests

Name one plant adaptation that helps it survive in a dry climate.

• Deep root system

• Large leaves

• Shallow root system

• Thick waxy cuticle