Fact 1: Plants release oxygen during the day but not during the night. Fact 2: Bulbs planted over the years include tulips and daffodils. Given the two facts above, answer the question "what releases oxygen during the day but not during the night?" with the following options: - h2o - tulips - Oak - humans - flowers - Trees - Conifers - gravity
tulips

(Question)
Fact 1: Most invertebrates have a more complex nervous system. Fact 2: Cephalopods have well developed nervous systems with complex brains capable of learning. Given the two facts above, answer the question "Most invertebrates have brains capable of what?" with the following options: - telepathy - movement - telekinesis - allow growth - animals - learning - relocation - power
(Answer)
learning

Ques: Fact 1: If fossils of a water animal or plant are found in a place then that place used to be covered by water in the past. Fact 2: Fossils are the remains of prehistoric life. Given the two facts above, answer the question "What being found in a place shows that place used to be covered by water?" with the following options: - volcanoes - wind - plankton and nonliving organic - dead organisms - marshes and swamps - sedimentary rocks - dirt - remains of prehistoric life
Ans: remains of prehistoric life

(Q).
Fact 1: Amphibians have a relatively complex circulatory system with a three-chambered heart. Fact 2: Frogs, toads and salamanders are amphibians. Given the two facts above, answer the question "What sort of circulatory system do frogs, toads, and salamanders share?" with the following options: - live birth - It helps them survive - matter vibrating - two-chambered heart - Veins and arteries. - biological diversity - three-chambered heart - four-chambered heart
(A).
three-chambered heart

Ques:Fact 1: High temperatures can cause an object to combust. Fact 2: Dioxins are the byproducts of combustion processes. Given the two facts above, answer the question "what can high temperatures cause?" with the following options: - symptoms - dioxins - Rise - Pollution - anemia - Allergies - disease - sweating

Ans:dioxins

Ques:Fact 1: Ablack hole is formed by a high-mass star collapses. Fact 2: If a star has a mass larger than 25 solar masses, it collapses into a black hole. Given the two facts above, answer the question "Stars that have mass larger than 25 solar masses can form what?" with the following options: - moons - power stations - black holes - an object - suns - planets - scattered light - heat energy

Ans:
black holes