Biology Quiz: Are You Ready To Take This Test?

1. Which of the following is a macromolecule?

Carbohydrate

Lipid

Protein

1&3

2. During dehydration reaction, a molecule of water is ....

Added

Removed

Produced

3. A protein's structure determines how it works

True

False

4. The flow of genetic information can be summarized as

DNA → protein → RNA

RNA→ protein → DNA

Protein → RNA → DNA

DNA → RNA → protein

5. In this picture, ........... monomers are linked together by ...................... linkage.

Fructose,α(1–2)glycosidic linkage

Glucose,α(1–4)glycosidic linkage

Glucose,β(1–4)glycosidic linkage

Glucose,α(1–6)glycosidic linkage

6. ......... is a storage polysaccharide in animals

Amylose

Glycogen

Amylopectin

1&3

7. The molecule shown in the picture is .......

Starch

Phospholipid

Steroid

Disaccharide

8. Which number represents Flagella

1

2

3

4

9. Which of the following is as an example of Active transport

Ion channels

Sodium-potassium pump

Diffusion

Gated channels

10. Which of the following biological molecules are monomer and polymer in the same time

Carbohydrates

Nucleic acids

Lipids

Proteins

11. The measure of the clarity of the image, or the minimum distance of two distinguishable points

Magnification

Resolution

Contrast

12. This diagram represent

Plasma membrane

Nucleus

Ribosome

Double Cheese Burger

13. Insulin is an example of ......... proteins

Contractile and motor

Defensive

Enzymatic

Hormonal

14. Cristae and matrix represented by

1,4

2,3

4,5

1,5

15. Water diffuses across a membrane from the region of higher solvent concentration to the region of lower solvent concentration

True

False

higher solvent concentration=lower solute concentration

Explanation

higher solvent concentration=lower solute concentration

16. Which part of the cell is the site of ribosomal RNA (rRNA) synthesis

Nucleolus

Nuclear lamina

Golgi apparatus

Vacuoles

17. What is the name and function of the vacuole represented with number 1

Central vacuole, holds organic compounds and water

Contractile vacuole,pumps excess water out of cells

Food vacuole, stores food

18. Adenine and guanine belong to Purines family

True

False

19. In nucleotides, phosphate groups are associated with carbon ... in sugar

2

3

5

6

20. Hydrolysis of glucose releases glycogen when the demand for sugar increases

True

False

21. ِAll of the following are functions of the smooth ER except

Synthesizes lipids

Membrane factory for the cell

Detoxifies drugs and poisons

Metabolizes carbohydrates

22. The steroid cholesterol has different effects on the membrane fluidity of animal cells at different temperatures, what its effect at cool temperatures

Hinders solidification

Maintains fluidity by preventing tight packing

Restraints movement of phospholipids

1&2

23. ............ is the internal fluid of chloroplasts

Thylakoids

Granum

Stroma

24. Microtubules Are the thinnest components of the Cytoskeleton

True

False

25. The overall shape of a tertiary structure results from interaction between..

Backbone constituents

R groups

Two or more polypeptide chains

All of the above

26. In endocytosis, the cell takes in macromolecules by ..

Diffusion

Channels carriers

Forming vesicles from the plasma membrane

Passive transport

27. Mitochondria is one of the Basic features of all cells

True

False

28. The type of transport proteins that bind to molecules and change shape to shuttle them across the membrane is

Carrier proteins

Transport proteins

Aquaporin

29. Golgi apparatus accounts for more than half of the total membrane in many eukaryotic cells

True

False

endoplasmic reticulum (ER)

Explanation

endoplasmic reticulum (ER)

30. Resistant individual of HIV have cells with CCR5 on its surface

True

False

31. Which number represent a compound that consists of Carbohydrates and Core Protein

1

4

2

6

32. Which type of cell junctions fasten cells together into strong sheets

Desmosomes

Tight junctions

Gap junctions

33. What is the function of low-density lipoproteins (LDLs) ?

Carry cholesterol

Facilitated diffusion

Cellular drinking

Cotransport

34. If we put plant cells in isotonic solution,it will become

Normal

Lysed

Shriveled

Flaccid

Biology Quiz: Are You Ready To Take This Test?

1. Which of the following is a macromolecule?

2.

What first name or nickname would you like us to use?

2. During dehydration reaction, a molecule of water is ....

3. A protein's structure determines how it works

4. The flow of genetic information can be summarized as

5. In this picture, ........... monomers are linked together by ...................... linkage.

6. ......... is a storage polysaccharide in animals

7. The molecule shown in the picture is .......

8. Which number represents Flagella

9. Which of the following is as an example of Active transport

10. Which of the following biological molecules are monomer and polymer in the same time

11. The measure of the clarity of the image, or the minimum distance of two distinguishable points

12. This diagram represent

13. Insulin is an example of ......... proteins

14. Cristae and matrix represented by

15. Water diffuses across a membrane from the region of higher solvent concentration to the region of lower solvent concentration

16. Which part of the cell is the site of ribosomal RNA (rRNA) synthesis

17. What is the name and function of the vacuole represented with number 1

18. Adenine and guanine belong to Purines family

19. In nucleotides, phosphate groups are associated with carbon ... in sugar

20. Hydrolysis of glucose releases glycogen when the demand for sugar increases

21. ِAll of the following are functions of the smooth ER except

22. The steroid cholesterol has different effects on the membrane fluidity of animal cells at different temperatures, what its effect at cool temperatures

23. ............ is the internal fluid of chloroplasts

24. Microtubules Are the thinnest components of the Cytoskeleton

25. The overall shape of a tertiary structure results from interaction between..

26. In endocytosis, the cell takes in macromolecules by ..

27. Mitochondria is one of the Basic features of all cells

28. The type of transport proteins that bind to molecules and change shape to shuttle them across the membrane is

29. Golgi apparatus accounts for more than half of the total membrane in many eukaryotic cells

30. Resistant individual of HIV have cells with CCR5 on its surface

31. Which number represent a compound that consists of Carbohydrates and Core Protein

32. Which type of cell junctions fasten cells together into strong sheets

33. What is the function of low-density lipoproteins (LDLs) ?

34. If we put plant cells in isotonic solution,it will become