Biology

Which of the following factors is not associated with aquatic habitats?

A. Salinity B. Turbidity C. Temperature D. Edaphic Correct Answer: Option D D. Edaphic

6 years ago

A stable self-sustaining environment produced by an interaction between the biotic and abiotic components is best described as?

A. a niche B. a community C. an ecosystem D. a habitat Correct Answer: Option C C. an ecosystem

6 years ago

Possession of strong adhesives is a feature of animals living in/on?

A. sandy beaches B. rocky shores C. benthic zones D. deserts Correct Answer: Option B B. rocky shores

6 years ago

A population is best described as?

A. a group of the same species of organisms living together B. a group of animals and plants living together…

6 years ago

In the marine food web, the source of energy to the producer comes from?

A. sea waves B. sea water C. sun D. air Correct Answer: Option C C. sun

6 years ago

Trees in savannah habitats usually have heavy thick bark which mainly?

A. reduces the rate of transpiration B. protect them from the scorching sun C. protect them from heavy winds D.…

6 years ago

Which of the following juices contains the enzyme ptyalin?

A. Gastric juice B. Pancreatic juice C. Succus D. Saliva Correct Answer: Option D D. Saliva

6 years ago

Which of the following substances has the highest amount of energy in joules per unit weight?

A. Carbohydrates B. Proteins C. Fats D. Vitamins Correct Answer: Option C C. Fats

6 years ago

Which of the following elements is required in large amounts by plants?

A. Molybdenum B. Boron C. Copper D. Phosphorus Correct Answer: Option D D. Phosphorus

6 years ago

Which of the following statements is not true of the light stage of photosynthesis?

A. Chlorophyll is energized by sunlight B. Water molecules split into hydrogen and hydroxyl ions C. Carbon (IV) oxide is…

6 years ago