Biology Questions

Q:

Which of these is an example of a haploid cells?

A) Sperms B) Neurons
C) Red blood cells D) All of the above
 
Answer & Explanation Answer: A) Sperms

Explanation:

In the above options, sperms are the haploid cells. In humans, haploid cells are those have only half the number of usual number of chromosomes. Sperm, gamates and egg cells are the haploid cells examples.

Report Error

View Answer Report Error Discuss

Filed Under: Biology
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO

4 2552
Q:

Haemophilia is a hereditary disease carried by

A) females and expressed by males B) males and expressed by males
C) females and expressed by females D) males and expressed by females
 
Answer & Explanation Answer: A) females and expressed by males

Explanation:

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.

Report Error

View Answer Report Error Discuss

Filed Under: Biology
Exam Prep: AIEEE , Bank Exams
Job Role: Analyst , Bank Clerk , Bank PO

4 2552
Q:

Benign prostatic hyperplasia is characterized by

A) Not functioning of prostate gland B) Enlargement of prostate gland
C) Epididymis issue D) None of the above
 
Answer & Explanation Answer: B) Enlargement of prostate gland

Explanation:

Benign prostatic hyperplasia (BPH) also called benign prostatic hypertrophy (or) prostate gland enlargement is a noncancerous enlargement of the prostate gland that can lead to lower urinary tract symptoms (LUTS).

 

It is the diagnosis characterized by proliferation of the cellular elements of the prostate.

benign_prostatic_hyperplasia_is_characterized_by1533702972.jpg image

 

Symptoms ::


As the prostate gets larger, it starts to pinch the urethra. This causes symptoms that affect your urine flow, such as:

 

* Dribbling when you finish

* A hard time getting started

* A weak stream, or you pee in stops and starts.

Report Error

View Answer Report Error Discuss

Filed Under: Biology
Exam Prep: Bank Exams , AIEEE
Job Role: Bank PO , Bank Clerk , Analyst

3 2548
Q:

Deficiency of which minerals causes goiter?

A) Magnesium B) Calcium
C) Iodine D) Sulphur
 
Answer & Explanation Answer: C) Iodine

Explanation:

Deficiency of Iodine cause Goiter also called Enlarged Thyroid. It doesn't give any pain but difficult to swallow and breath are its causes.

Report Error

View Answer Report Error Discuss

Filed Under: Biology
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

13 2548
Q:

Which activity is accomplished using the genetic code?

A) mutation B) DNA can be made into mRNA
C) DNA formation D) None of the above
 
Answer & Explanation Answer: B) DNA can be made into mRNA

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Biology
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

3 2545
Q:

In what organelle does cellular respiration take place?

A) Cytoplasm B) Ribosomes
C) Mitochondria D) None of the above
 
Answer & Explanation Answer: C) Mitochondria

Explanation:

Cellular respiration is the multi-step process that creates energy from nutrients and food molecules. It begins in the cytoplasm of the cell, with the mitochondria functioning as the main organelle where the rest of the process continues and finishes.

During respiration, glycolysis occurs in the cytoplasm of the cell.

Report Error

View Answer Report Error Discuss

Filed Under: Biology
Exam Prep: AIEEE , Bank Exams
Job Role: Analyst , Bank Clerk , Bank PO

3 2544
Q:

Stress is a factor that contributes to heart disease risk.

A) TRUE B) FALSE
Answer & Explanation Answer: A) TRUE

Explanation:

True, poorly controlled stress and anger can lead to heart attacks and strokes.

Report Error

View Answer Workspace Report Error Discuss

Subject: Biology
Exam Prep: AIEEE , Bank Exams
Job Role: Analyst , Bank Clerk , Bank PO

2 2544
Q:

Which lists the correct order of evolutionary history?

A) jellyfish, reptiles, mammals B) mammals, crabs, reptiles
C) reptiles, jellyfish, mammals D) crabs, mammals, reptiles
 
Answer & Explanation Answer: A) jellyfish, reptiles, mammals

Explanation:

The correct order of evolutionary history from the above given options is jellyfish, reptiles, mammals.

Report Error

View Answer Report Error Discuss

Filed Under: Biology
Exam Prep: AIEEE , Bank Exams
Job Role: Analyst , Bank Clerk , Bank PO

3 2542