Ques:Q: What weather phenomenon is caused by strong warm updrafts from heated ground?    Choices:  - eruptions  - currents  - earthquakes  - thunderstorms  A:

Ans:thunderstorms
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Ques:Q: What do you call a predator species that affects other species' populations when its own population size changes?    Choices:  - paradox species  - symbiotic species  - complement species  - keystone species  A:

Ans:keystone species
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Ques:Q: What structures include the vagina, uterus, ovaries, and fallopian tubes?    Choices:  - respiration  - digestion  - skeletal  - reproductive  A:

Ans:reproductive
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Ques:Q: What is the cause of existence of molecular solids and liquids?    Choices:  - negative forces  - popular forces  - few forces  - attractive forces  A:

Ans:
attractive forces
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