Question 1

Amarbel is an example of

Accepted Answer

Amarbel is an example of parasite.

Question 2

Most foodborne illnesses are treatable.

Accepted Answer

Some common foodborne illness are like vomiting, diarrhea, fever, chills and abdominal pain. These all are acute i.e, they last for only some time and be cured without medication and some times by medication.

Question 3

What is a direct result of aerobic respiration?

Accepted Answer

Aerobic respiration is the reaction takes place in presence of oxygen which quite opposite to anerobic. The direct result of aerobic repiration is ATP molecules from breakdown of glucose molecules.

Question 4

Sugar is a component of which of the following?

Accepted Answer

Sugar is a component of Carbohydrates.

Question 5

Which of the following is a nucleotide found in DNA?

Accepted Answer

Deoxyribose + Phosphate Group + Thymine

Question 6

In which of the following, the cellular power plants - Mitochondria are absent?

Accepted Answer

Mitochondria is absent in Bacteria as well as in Blue Green Algae. They are seen in eukaryotic cells for respiration purpose.

Question 7

The renal medulla is composed of tissue called

Accepted Answer

The renal medulla is composed of tissue called Renal Pyramids.

Question 8

Which molecule is always single stranded?

Accepted Answer

RNA is a single-stranded molecule in many of its biological roles and consists of a much shorter chain of nucleotides.

Question 9

In what chief capacity does vitamin k function?

Accepted Answer

The chief capacity of vitamin K is to help our blood clot so that we don't bleed too much. Vitamin K is actually made up of two different types of vitamins, Vitamin K1 and Vitamin K2. They are both responsible for helping the blood to clot so that people do not bleed to death. Vitamin K1 can be consumed by eating leafy green vegetables, such as kale and spinach, as well as other vegetables, such as broccoli and collard greens. Meats, cheeses, and eggs can provide a great source of Vitamin K2.

Question 10

Blood flow to a tissue will increase if the

Accepted Answer

The movement of blood in the body is called blood flow. The blood flows through the vessels, tissues and organs. Blood flow to a tissue will increase if the level of carbon dioxide at the tissue increases.

Question 11

Menstruation is triggered by a drop in the levels of

Accepted Answer

The principal hormone secreted by the corpus luteum is progesterone. Menstruation is triggered by a drop in the levels of progesterone.

Question 12

Body cells that respond to insulin include

Accepted Answer

Body cells that respond to insulin include liver cells and many other cells in the human body.

Question 13

What color tubes are used for which tests in phlebotomy?

Accepted Answer

Phlebotomy is the process of making an incision in a vein with a needle The person who performs that is called as Phlebotomist Given below are tubes color for which test test which one is used is given clearly They are :: Grey-Top Tube - Potassium Oxalate This tube is used primarily for glucose tolerance testing Lavender-Top Tube - EDTA: EDTA is the anticoagulant used for most hematology procedures Its primary use is for the CBC and individual components of the CBC The larger (6ml) tube is used for blood bank procedures Red-Top Tube - This tube has no anticoagulant and is used for many chemistry tests, drug levels, and blood bank procedures Green-Top Tube - Sodium Heparin or Lithium Heparin Navy Blue-Top Tube - There are two general types - one with K2 EDTA and one with no anti-coagulant This tube is used primarily for trace metal analysis Serum Separator Tube (SST®) - This tube contains a clot activator and serum gel separator It has no anticoagulant and is used for many chemistry tests It cannot be used for certain drug levels or any blood bank procedures Yellow-Top Tube - ACD (Sol A or Sol B) Blue-Top Tube - Sodium Citrate (NaCitrate): This tube is primarily used for coagulation studies (PT and PTT) Complete filling of this tube is essential to obtain accurate results

Question 14

Which helps prevent errors in DNA replication?

Accepted Answer

DNA replication is the biological process of producing two identical replicas of DNA from one original DNA molecule. DNA replication occurs in all living organisms acting as the basis for biological inheritance. Complementary base pairing helps prevent errors in DNA replication.

Question 15

When insulin is released, it causes

Accepted Answer

We know that, when we eat a meal, any carbohydrates we've eaten are broken down into glucose and passed into the bloodstream. This rise in blood glucose causes insulin to be released from the pancreas so glucose can move inside the cells and be used. As glucose moves inside the cells, the amount of glucose in the bloodstream returns to normal and insulin release slows down.

Question 16

According to Erikson, the goal of adolescence is to

Accepted Answer

According to psychologist Erik Erikson, Adolescence is the period of life between childhood and adulthood. They go through the psychosocial crisis of identity versus role confusion, which involves exploring who they are as individuals. During this stage, adolescents explore their independence and develop a sense of self i.e independent identity, ego nature.

Question 17

Appetite is triggered by

Accepted Answer

Appetite is the desire to eat food, sometimes due to hunger. Appetite is triggered by environmental cues such as the smell or taste of food. Appealing foods can stimulate appetite even when hunger is absent.

Question 18

Haemophilia is a hereditary disease carried by

Accepted Answer

Haemophilia is an inherited bleeding disorder where the blood doesn't clot properly. It is caused when blood does not have enough clotting factor. The main treatment for hemophilia is called replacement therapy. Concentrates of clotting factor VIII (for hemophilia A) or clotting factor IX (for hemophilia B) are slowly dripped or injected into a vein. These infusions help replace the clotting factor that's missing or low.

Question 19

Which best describes a tetrad?

Accepted Answer

Four chromatids

Question 20

Nodes of Ranvier are microscopic gaps found within:

Accepted Answer

myelinated axons

Biology Questions