Quiz about Molecular Biology

Question 1

In which part of the cell does photosynthesis usually take place?

Accepted Answer

chloroplasts

Answer

mitochondria

Answer

cell membrane

Answer

ribosome

Question 2

What are the reactants of photosynthesis?

Accepted Answer

carbon dioxide and water

Answer

glucose and oxygen

Answer

glucose and carbon dioxide

Answer

carbon dioxide and glucose

Question 3

Which is NOT produced during cellular respiration?

Accepted Answer

oxygen

Answer

carbon dioxide

Answer

water

Answer

energy

Question 4

What are the products of photosynthesis?

Accepted Answer

glucose and oxygen

Answer

glucose and carbon dioxide

Answer

carbon dioxide and water

Answer

carbon dioxide and glucose

Question 5

Which statement is TRUE about photosynthesis and respiration?

Accepted Answer

All reactants of photosynthesis are products of respiration.

Answer

All products of photosynthesis are products of respiration too.

Answer

All reactants of photosynthesis are reactants of respiration too.

Answer

Products and reactants of photosynthesis and respiration are the same.

Question 6

Which molecule released by digestion is used during cellular respiration to provide energy to the body?

Accepted Answer

sugar

Answer

fat

Answer

amino acid

Answer

lipid

Question 7

Which statement is correct about photosynthesis?

Accepted Answer

Plants use carbon dioxide and water to make glucose and oxygen.

Answer

Plants use carbon dioxide and water to make proteins and carbohydrates.

Answer

Plants use oxygen and water to make glucose and carbon dioxide.

Answer

Plants use oxygen and glucose to release energy and produce carbon dioxide.

Question 8

Which biomolecule is important to repair damaged cells in the body?

Accepted Answer

protein

Answer

fats

Answer

carbohydrates

Answer

lipids

Question 9

What are the products of cellular respiration?

Accepted Answer

carbon dioxide and water

Answer

oxygen and sugar

Answer

oxygen and water

Answer

carbon dioxide and sugar

Question 10

Powerhouse of the cell, organelle that is the site of ATP (energy) production

Accepted Answer

Mitochondria

Answer

Chloroplast

Answer

Cell Membrane

Answer

Mitosis

Question 11

Plants use the sun's energy to convert water and carbon dioxide into sugars

Accepted Answer

Photosynthesis

Answer

Chemical Energy

Answer

Cellular Respiration

Answer

Mitochondria

Question 12

Which of the following is a key component of the cell membrane that helps in cell recognition and signaling?

Accepted Answer

Carbohydrates

Answer

Proteins

Answer

Lipids

Answer

Nucleic acids

Question 13

What is the primary function of ribosomes in a cell?

Accepted Answer

Protein synthesis

Answer

Energy production

Answer

DNA replication

Answer

Lipid synthesis

Question 14

Which molecule is responsible for carrying genetic information from the nucleus to the ribosome?

Accepted Answer

mRNA

Answer

DNA

Answer

tRNA

Answer

rRNA

Question 15

In the process of transcription, which enzyme is responsible for synthesizing RNA from a DNA template?

Accepted Answer

RNA polymerase

Answer

DNA polymerase

Answer

Helicase

Answer

Ligase

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