Question 1

Which organelles are unique to plant cells?

Accepted Answer

All of the above

Question 2

Which of the following is true of enzymes?

Accepted Answer

Enzymes are macromolecular biological catalysts. Enzymes accelerate chemical reactions. The molecules upon which enzymes may act are called substrates and the enzyme converts the substrates into different molecules known as products.

Question 3

Which plant cell organelle contains its own dna and ribosomes?

Accepted Answer

The plant cell organelles, "The power house of the cell" mitochondria and the chloroplasts contains their own DNA and ribosomes.

Question 4

When does DNA replication happen?

Accepted Answer

DNA is replicated during the S-Phase in the interphase of a cell.

Question 5

Which of the following is not true of color blindness?

Accepted Answer

A color blind person cannot see any colors.

Question 6

All bones stop growing by the end of adolescence.

Accepted Answer

The given statement "All bones stop growing by the end of adolescence" is a FALSE statement.

Question 7

The organs of the urinary system are

Accepted Answer

All of the above

Question 8

Phosphorescence is a phenomenon associated with which algal division?

Accepted Answer

Phosphorescence is a phenomenon associated with an algal division called euglenophytes. Phosphorescence is a phenomenon when an object is capable of releasing photons of light at a longer wavelength in response to absorbing light of a shorter wavelength. The object releasing the light only releases the light after some time has passed since it absorbed the light of a short wavelength. Euglenophytes are single-celled plant-like protists that have no cell wall.

Question 9

Which of the following statements about aldosterone is NOT correct?

Accepted Answer

Aldosterone is a steroid hormone that is produced in the adrenal gland. It is useful and more essential for the conservation of sodium content in the kidney, salivary glands, colon and sweat glands. Here, Aldosterone increases sodium reabsorption by increasing the number of Na+-K+ ATPase pumps in the luminal membrane of the proximal tubule is the only option that is NOT correct about aldosterone.

Question 10

A lytic infection concludes with the

Accepted Answer

bursting of the host cell

Question 11

The renal corpuscle is made up of

Accepted Answer

Both A & B

Question 12

When the diaphragm and external intercostal muscles contract,

Accepted Answer

the volume of the thorax increases.

Question 13

Where does protein synthesis take place?

Accepted Answer

Protein synthesis take place in the cytoplasm where ribosomes are located as they are the machinery which are responsible for the protein synthesis.

Question 14

What contributes to antigenic shift in influenza viruses?

Accepted Answer

a segmented genome

Question 15

Which is not a basic function of a cell?

Accepted Answer

stopping homeostasis from happening

Question 16

Succus Entericus is the name given to

Accepted Answer

Intestinal juice

Question 17

Which is not a function of the cell membrane?

Accepted Answer

helps substances pass from the cytoplasm into the nucleus

Question 18

The C shape of the tracheal cartilages is important because

Accepted Answer

Allows for expansion or contraction of the trachea. Hence, so large masses of food can pass through the esophagus during swallowing.

Question 19

Meiosis ii is similar to mitosis in that

Accepted Answer

DNA replicates before the division

Question 20

Which of the following is present in a prokaryotic cell?

Accepted Answer

nucleoid

Biology Questions