Ques: Q: What is the name for an underground layer of rock that is saturated with groundwater? Read this paragraph and choose the correct option from the provided answers: An underground layer of rock that is saturated with groundwater is called an aquifer . A diagram of an aquifer is pictured below ( Figure below ). Aquifers are generally found in porous rock, such as sandstone. Water infiltrates the aquifer from the surface. The water that enters the aquifer is called recharge . Choices: - gradient - aqueous cavity - artesian well - aquifer A:
Ans: aquifer

Ques: Q: What happens during the process of digestion? Read this paragraph and choose the correct option from the provided answers: The digestive system consists of organs that break down food, absorb nutrients, and eliminate waste. The breakdown of food occurs in the process of digestion. Choices: - excretion of food - cell division - regurgitation - breakdown of food A:
Ans: breakdown of food

Ques: Q: What determines which codon in the mrna the trna will bind to? Read this paragraph and choose the correct option from the provided answers: The tRNA structure is a very important aspect in its role. Though the molecule folds into a 3-leaf clover structure, notice the anticodon arm in the lower segment of the molecule, with the amino acid attached at the opposite end of the molecule (acceptor stem). It is the anticodon that determines which codon in the mRNA the tRNA will bind to. Choices: - gene - amnion - exon - anticodon A:
Ans: anticodon

Ques: Q: What do young female meerkats act as in colonies? Read this paragraph and choose the correct option from the provided answers: Besides social insects, animals in many other species also cooperate. For example, in meerkat colonies, young female meerkats act as babysitters. They take care of the baby meerkats while their parents are out looking for food. Choices: - predators - defenders - midwives - babysitters A:
Ans:
babysitters