Question 1

Increasing the Alveolar ventilation rate will

Accepted Answer

Increasing the Alveolar ventilation rate will increase the rate of carbon dioxide diffusion from the blood to the alveoli.

Question 2

The vitamin D deficiency disease in adults is known as

Accepted Answer

Vitamin D also known as Sunshine vitamin is produced in the body when our skin is exposed to sunlight. Its deficiency leads to a disease in which bone tissue doesn't properly mineralize leading to soft bones. The vitamin D deficiency disease in adults is known as Hypovitaminosis D.

Question 3

Which of the following is a characteristic of all angiosperms?

Accepted Answer

The flowering plants, also known as angiosperms, Angiospermae or Magnoliophyta, are the most diverse group of land plants. These are also seed producing plants like gymnosperms. In Angiosperms seeds are in flowers.

Question 4

Select the correct statement about active and passive immunity.

Accepted Answer

Active and passive humoral immunity are both mechanisms of adaptive immunity that useantibodies

Question 5

Visceral pain usually starts in which of the following?

Accepted Answer

Visceral pain is a poorly localized, dull, or diffuse pain. It usually arises from the abdominal organs.

Question 6

Dynamic equilibrium receptors are found in the

Accepted Answer

Dynamic equilibrium receptors are found in the Semicircular Canals. It monitors angular or rotational movements of the head when the body ismoving, such as a figure skater’s spinning, but maintaining balance.

Question 7

Which blood group is called universal donor?

Accepted Answer

O- blood group is called universal donor. AB+ is called as universal acceptor.

Question 8

A dissecting aortic aneurysm occurs when

Accepted Answer

A dissecting aortic aneurysm occurs when the inner layers of the aorta become separated.

Question 9

Slow oxidative muscle fibers are best suited for

Accepted Answer

The three types of muscle fibers are slow oxidative (SO), fast oxidative (FO) and fast glycolytic (FG). Slow oxidative fibers use aerobic metabolism to produce low power contractions over long periods and are slow to fatigue.

Question 10

Gametes are produced by the process of

Accepted Answer

Meiosis

Question 11

A protein is being assembled when

Accepted Answer

A protein is being assembled when RNA is being translated. This process goes as, by the process of transcription first DNA is is converted to mRNA. And then by the process of translation this mRNA is converted to proteins. => DNA ----> mRNA ----> Proteins.

Question 12

Localized area of pus formation in the lungs?

Accepted Answer

Localized area of pus formation in the lungs is called Pulmonary abscess.

Question 13

The plasma of the blood contains which among the following constituents? I. Proteins II. Salts III. Hormones

Accepted Answer

All I, II and III

Question 14

Polyploidy arises due to change in the

Accepted Answer

number of chromosomes

Question 15

Increased RBC's in the blood leads to a condition called __________ .

Accepted Answer

Polycythemia

Question 16

Pellagra and Scurvy are caused by which pair of vitamin deficiency respectively _______________

Accepted Answer

VitaminB-12 and VitaminC

Question 17

Limbs of frog, lizard, bird and human are example of ______ organs.

Accepted Answer

Homologous

Question 18

What is the main purpose of white blood corpuscles?

Accepted Answer

to combat infection

Question 19

Which of the following is a fish?

Accepted Answer

Salmon

Question 20

The secretion from the prostate gland enters into the:

Accepted Answer

Urethra

Biology Questions