Life's Variety: A Biodiversity Quiz for 7th Graders

Biodiversity refers to the variety of (a)   in a particular habitat or ecosystem.

How can planting trees help biodiversity ?

• B) By decreasing air pollution.
• C) By attracting invasive species.
• D) By reducing water availability.
• A) By providing habitats for various species.

What is the term for the variety of genes within a species?

• gene pool
• genetic diversity
• allele assortment
• chromosomal variation

Which of the following is an example of a keystone species?

• Elephant
• Penguin
• Sea otter
• Tiger

Which of the following practices can help conserve biodiversity?

• Encouraging overfishing in marine ecosystems
• Using pesticides extensively
• Protecting natural habitats, implementing sustainable land use practices, controlling invasive species, promoting responsible consumption, supporting conservation efforts
• Clearing natural habitats for urban development

The Amazon Rainforest is known for its high level of biodiversity because it contains many different ________ and ________.

(a)  

What is biodiversity?

• Biodiversity is the study of rocks
• Biodiversity is the variety of weather patterns
• Biodiversity is the variety of life forms on Earth.
• Biodiversity is the process of photosynthesis

Why is biodiversity important?

• Biodiversity has no impact on the environment
• Biodiversity is important for ecosystem stability, resources, food production, and environmental health.
• Biodiversity only benefits a few species
• Biodiversity is irrelevant for human survival

Habitat destruction, pollution, and climate change are major (a)   to biodiversity.

Biodiversity refers to the variety of ________ in a particular habitat or ecosystem.

• genes
• species
• ecosystems
• habitats