Fact 1: Evolution occurs by a process called natural selection. Fact 2: Birth and death are natural processes. Given the two facts above, answer the question "What occurs through birth and death?" with the following options: - sleep - illness - anemia - tearing - Leptospirosis - nature - starvation - evolution
evolution

(Question)
Fact 1: Adult sponges produce eggs and sperm. Fact 2: Sexual reproduction involves sperm and an egg. Given the two facts above, answer the question "what reproduces sexually?" with the following options: - insects - h2o - Most plants - Plant reproduction - viruses - adult sponges - mold - spread flower seeds
(Answer)
adult sponges

Ques: Fact 1: Building housing developments usually requires replacing animal habitats. Fact 2: An animal's habitat is where it lives. Given the two facts above, answer the question "building housing developments usually requires replacing where an animal what?" with the following options: - humans - trees - lives - dogs - houses - cells - biome - Frogs.
Ans: lives

(Q).
Fact 1: Air pollution harms the respiratory and circulatory systems. Fact 2: Sulfur dioxide can irritate the respiratory system and damage the heart and circulatory system. Given the two facts above, answer the question "What organ is harmed by air pollution?" with the following options: - piano - church organ - heart - harp - bushes - animals - eardrum - lungs
(A).
heart

Ques:Fact 1: Streams may start with runoff or water seeping out of a spring. Fact 2: Then, the stream flows into a larger body of water. Given the two facts above, answer the question "What bodies of water may start with runoff?" with the following options: - solid, liquid, gas - agriculture - flooding - Condensation - smaller ones - loose soil - reducing acid rain - storms

Ans:smaller ones

Question: Fact 1: Planting trees has a positive impact on an ecosystem. Fact 2: Trees produce oxygen. Given the two facts above, answer the question "What has a positive impact on an ecosystem?" with the following options: - mussels - hurricanes - invasive species - Frogs - stay warm - animals - wildfires - oxygen
Answer:
oxygen