Flower Parts
Sexual vs Asexual Reproduction
Climate Change & Disease
Carbon Cycle
Earth's Spheres
100

What is the name of the flower structure that produces pollen?

Anther

100

Which type of reproduction requires only one parent?

Asexual reproduction

100

What type of disease is spread by mosquitoes?

Vector-borne disease

100

What gas is removed from the atmosphere by plants during photosynthesis?

Carbon dioxide (CO₂)

100

Which Earth sphere contains all living things?

Biosphere

200

What is the name of the flower structure that receives pollen during pollination?

Stigma

200

Which type of reproduction produces genetically identical offspring?

Asexual reproduction

200

What type of disease is spread through contaminated water?

Waterborne disease

200

What process releases carbon dioxide back into the atmosphere from living things?

Respiration

200

Which Earth sphere contains all of Earth's water?

Hydrosphere

300

What process occurs when pollen is transferred from an anther to a stigma?

Pollination

300

Which type of reproduction creates genetic variation in offspring?

Sexual reproduction

300

What type of disease is spread through contaminated food?

Foodborne disease

300

What is the name of the process of burning fossil fuels?

Combustion

300

Which Earth sphere contains rocks, soil and fossil fuels?

Geosphere

400

What process occurs when a male reproductive cell joins with a female reproductive cell in a flower?

Fertilisation

400

What is one advantage of asexual reproduction?

Fast reproduction / only one parent needed

400

How can flooding increase the spread of disease?

It contaminates water supplies and spreads pathogens.

400

Name two fossil fuels commonly used for energy.

Coal, oil or natural gas

400

Which Earth sphere contains the gases surrounding Earth?

Atmosphere

500

What are the three structures that make up the carpel (female reproductive organ)?

Stigma, style and ovary

500

Why is genetic variation important for the survival of a species?

It helps populations adapt to environmental changes and diseases.

500

Why might climate change increase the spread of vector-borne diseases such as malaria or dengue fever?

Warmer temperatures allow vectors like mosquitoes to survive and spread into more areas.

500

How does burning fossil fuels affect the balance of carbon in Earth's spheres?

It releases large amounts of stored carbon into the atmosphere as CO₂.

500

Which two Earth spheres interact directly when plants absorb carbon dioxide during photosynthesis?

Biosphere and Atmosphere

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