Q: Fact 1: Fertilization occurs when a sperm and an egg fuse. Fact 2: After fertilization, the egg becomes diploid and is called a zygote. Given the two facts above, what forms a zygote?

OPTIONS:
- Most plants
- a sperm and an egg
- remains of prehistoric life
- bacteria
- and egg and an egg
- Leptospirosis
- a sperm and a sperm
- Plant reproduction

A: a sperm and an egg

input: OPTIONS:
- insects
- organs
- barnacles
- butterflies
- to move people
- honeybees
- it needs them
- Electric devices Now, answer this question: Fact 1: Wings are part of the exoskeleton and attached to the thorax. Fact 2: Butterflies bask to heat up their wing muscles for flight. Given the two facts above, what organism's instruments of flight are part of the exoskeleton and attached to the thorax?
A:
output: butterflies

Fact 1: Mollusks have a circulatory system with one or two hearts that pump blood. Fact 2: Arthropods and most mollusks have an open circulatory system. Given the two facts above, what kind of circulatory system do arthropods have?

OPTIONS:
- open
- toads
- closed
- porous
- fluid
- H 2 O
- tissue
- koalas

Answer: open

Problem: OPTIONS:
- electromagnetic energy
- a hemisphere is tilted away from the sun
- The movement of tectonic plates.
- Greenhouse gases
- fissures of hot, acidic water
- energy of moving objects
- wind and erosion
- exposure to cold
Q: Fact 1: The movement of tectonic plates causes volcanic eruptions. Fact 2: Volcanic eruptions can cause short-term cooling of the Earth's climate. Given the two facts above, what can cause a short-term cooling of the Earth's climate?
Answer: The movement of tectonic plates.

Problem:OPTIONS:
- to inhibit them
- It remains dormant
- by indirect light
- lowered energy cost
- evaporation
- cooler air
- it protects them
- less moisture

Fact 1: Agreenhouse is used to protect plants by keeping them warm. Fact 2: Then the planted seeds are placed in a warm greenhouse. Given the two facts above, why are seeds put in a greenhouse?
****
A: it protects them

Problem:OPTIONS:
- growth
- killing
- reproduction
- termination
- survival
- growing
- food and shelter
- gene flow

Fact 1: Plant reproduction requires pollination. Fact 2: Pollination is usually accomplished by bees. Given the two facts above, bees are useful for what for plants?
****
A:
reproduction