Q: Ponds and lakes are examples of what kind of biome? Choices: - standing lake biome - standing marine biome - standing liquid biome - standing freshwater biome A:
standing freshwater biome

(Question)
Q: Mammals generate heat primarily by maintaining a high rate of what? Choices: - reproduction - respiration - movement - metabolism A:
(Answer)
metabolism

Ques: Q: What is the main element in organic compounds? Choices: - hydrogen - oxygen - nitrogen - carbon A:
Ans: carbon

(Q).
Q: For what kind of animal is communication essential? Choices: - anti-social animals - new born animals - migrating animals - social animals A:
(A).
social animals

Ques:Q: What are the largest known proteins? Choices: - actins - hormones - keratins - titins A:

Ans:titins

Ques: Q: Solid balls of water and dust falling from the sky are known as? Choices: - snow - golf balls - rain - hail A:
Ans:
hail