Ques:Q: Which parasite causes downy mildew in grape plants? Choices: - taphrina confusa - epichloe typhina - chrysomyxa ledi - plasmopara viticola A:

Ans:plasmopara viticola
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Ques:Q: What is formed when hot lava cools? Choices: - hydrogen crystals - lava rock - magma crystals - mineral crystals A:

Ans:mineral crystals
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Ques:Q: What is the term for traits that show wide variation, such as height, skin color, and eye color? Choices: - maladaptive traits - inherited traits - recessive traits - polygenic traits A:

Ans:polygenic traits
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Ques:Q: What paired organs that are part of the urinary system play the prime role in excretion? Choices: - ovaries - liver - lungs - kidneys A:

Ans:
kidneys
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