Biology

Minerals and Nutrients

936 Questions

Review essential biology concepts regarding minerals and nutrients in this question bank. It covers trace elements required by plants and minerals crucial for human blood and bone formation. These facts frequently appear in general science exams.

Essential plant micronutrientsChlorophyll synthesis elementsHuman blood and bone mineralsTrace elements in physiology

Minerals and Nutrients Questions

Multiple choice

Which of the following trace elements is essential for the growth of shellfish?

  1. Zinc

  2. Copper

  3. Manganese

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Zinc, copper, and manganese are all essential for the growth of shellfish, as they are required for various metabolic processes.

Multiple choice

Which of the following trace elements is used in the production of fertilizers?

  1. Phosphorus

  2. Potassium

  3. Nitrogen

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Phosphorus, potassium, and nitrogen are all used in the production of fertilizers, as they are essential nutrients for plant growth.

Multiple choice

Which of the following is the primary component responsible for the elasticity and flexibility of bones?

  1. Calcium

  2. Collagen

  3. Phosphate

  4. Hydroxyapatite
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Collagen is the primary component responsible for the elasticity and flexibility of bones. It is a fibrous protein that forms a network within the bone matrix, providing tensile strength and resilience. Collagen fibers align along the lines of stress, allowing bones to withstand various forces and maintain their structural integrity.

Multiple choice

Which of the following is NOT a mineral?

  1. Calcium

  2. Iron

  3. Sodium

  4. Vitamin C
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Calcium, iron, and sodium are minerals, while Vitamin C is a vitamin.

Multiple choice

Which ion is the second most abundant in seawater?

  1. Sodium

  2. Magnesium

  3. Calcium

  4. Potassium
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Sodium is the second most abundant ion in seawater, accounting for approximately 31% of the total dissolved solids.

Multiple choice

Which ion is the third most abundant in seawater?

  1. Magnesium

  2. Calcium

  3. Potassium

  4. Sulfate
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Magnesium is the third most abundant ion in seawater, accounting for approximately 13% of the total dissolved solids.