Ques:Oxygen is essential for cellular respiration for all aerobic organisms, and cellular respiration is a requirement for life. Given these facts, which is a requirement for life among the following options: - glucose - hydration - sunlight - scandium - recovery - oxygen - uranium - radon

Ans:oxygen
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Ques:Biodiversity increases the productivity and stability of ecosystems, and ecotourism, on the other hand, can help to conserve biodiversity. Given these facts, what increases the stability of ecosystems among the following options: - overpopulation - water consumption - loose soil - Quality of life - agriculture - deforestation - ecotourism - trees

Ans:ecotourism
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Ques:Cartilage is a tough tissue that contains a protein called collagen, and many collagen fibrils come together and form a collagen and forma collagen fiber. Given these facts, cartilage is a tough tissue made up of: among the following options: - a cuticle - bones - Joules - neurons - the skin - loose soil - fibrils - muscle

Ans:fibrils
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Ques:Aplant requires photosynthesis to grow, and photosynthesis gives a plant energy. Given these facts, what does a plant need to grow among the following options: - rocks - fossil fuels - nutrients - magnets - seeds - cellulose - energy - sunlight

Ans:
energy
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