Ques: Q: During summer in the northern hemisphere, the north pole is tilted toward what? Choices: - moon - the north star - horizon - sun A:
Ans: sun

Ques: Q: What two things are used in optical instruments to reflect or refract light? Choices: - orientations and lenses - mirrors and magnifiers - prisms and microscopes - mirrors and lenses A:
Ans: mirrors and lenses

Ques: Q: When gametes unite during fertilization, the resulting zygote inherits two of what for each gene, one from each parent? Choices: - chromosomes - genomes - molecules - alleles A:
Ans: alleles

Ques: Q: Which are the closest living relations to land plants? Choices: - mammals - arthropods - sporozoans - charophytes A:
Ans:
charophytes