Q: Salt hydrolysis is a reaction in which one of the ions from a salt reacts with what? Read this paragraph and choose the correct option from the provided answers: The fluoride ion is acting as a weak Brnsted-Lowry base. The hydroxide ion that is produced as a result of the above reaction makes the solution slightly basic. Salt hydrolysis is a reaction in which one of the ions from a salt reacts with water, forming either an acidic or basic solution. Choices: - proteins - fat - air - water A:
water

(Question)
Q: Ponds and lakes are examples of what kind of biome? Read this paragraph and choose the correct option from the provided answers: Freshwater biomes have water that contains little or no salt. They include standing and running freshwater biomes. Standing freshwater biomes include ponds and lakes. Lakes are generally bigger and deeper than ponds. Some of the water in lakes is in the aphotic zone, where there is too little sunlight for photosynthesis. Plankton and plants, such as the duckweed in Figure below , are the primary producers in standing freshwater biomes. Choices: - standing lake biome - standing marine biome - standing liquid biome - standing freshwater biome A:
(Answer)
standing freshwater biome

Ques: Q: How is population density expressed? Read this paragraph and choose the correct option from the provided answers: Ecologists look at many factors that help to describe a population. First, ecologists can measure the number of individuals that make up the population, known as population size . They can then determine the population density , which is the number of individuals of the same species in an area. Population density can be expressed as number per area , such as 20 mice/acre, or 50 rabbits/square mile. Choices: - per arable land - number per household - arable land per capita - number per area A:
Ans: number per area

(Q).
Q: What type of cell contains a nucleus? Read this paragraph and choose the correct option from the provided answers: Eukaryotic cells contain a nucleus and several other types of organelles. These structures are involved in many vital cell functions. Choices: - candid cell - endogenous cell - chloroplasts cell - eukaryotic cell A:
(A).
eukaryotic cell

Ques:Q: What is the transparent outer covering of the eye? Read this paragraph and choose the correct option from the provided answers: The cornea is the transparent outer covering of the eye. It protects the eye and also acts as a convex lens, helping to focus light that enters the eye. Choices: - pupil - iris - retina - cornea A:

Ans:cornea

Q: What are organisms that eat just one type of food? Read this paragraph and choose the correct option from the provided answers: Specialists are organisms that eat just one type of food. Birds that are specialists include ospreys, which eat only live fish. You can see an osprey in Figure below . The osprey's feet are very well-adapted for catching fish. Its eyes are also well-adapted for seeing fish under the water. Its beak is well suited for gripping and ripping into fish flesh. Ospreys are so well-adapted to catching fish that they can't catch anything else!. Choices: - gluttons - hedonists - devotees - specialists A:
specialists