0
Q:

The grouping of blood is based on substances called 

A) antibodies B) antigens
C) antitoxin D) enzymes

Answer:   B) antigens

Explanation:

The red blood corpuscles  or erythrocytes usually carry antigens and there are two types of antigens. The A group persons have antigen A in their red corpuscles and the B group have antigen B in their red corpuscles. The AB group person have both antigen A and antigen B in their erythrocytes. The 'O' group persons have no antigens in their red corpuscles.

Subject: Biology
Q:

During rainy season wooden doors are difficult to open or closure because of  ?

A) Imbibition B) Plasmolysis
C) Diffusion D) Osmosis
 
Answer & Explanation Answer: A) Imbibition

Explanation:
Report Error

View Answer Workspace Report Error Discuss

Filed Under: Biology
Exam Prep: AIEEE , Bank Exams

3 83
Q:

The water readily available to plants for absorption by roots is

A) Gravitational water B) Rain water
C) Hygroscopic water D) Capillary water
 
Answer & Explanation Answer: D) Capillary water

Explanation:
Report Error

View Answer Workspace Report Error Discuss

Filed Under: Biology
Exam Prep: AIEEE , Bank Exams

2 58
Q:

Cancer is caused by

A) Loss of immunity of cells B) Uncontrolled meiosis
C) Uncontrolled mitosis D) Rupturing of cells
 
Answer & Explanation Answer: C) Uncontrolled mitosis

Explanation:
Report Error

View Answer Workspace Report Error Discuss

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

1 58
Q:

Statement which is true about bacteria ?

A) All bacteria are autotrophs B) Most of them are heterotrophs but some are autotrophs
C) All bacteria heterophs D) All bacteria are photosynthetic
 
Answer & Explanation Answer: B) Most of them are heterotrophs but some are autotrophs

Explanation:
Report Error

View Answer Workspace Report Error Discuss

Filed Under: Biology
Exam Prep: AIEEE

4 72
Q:

Variable number of tandem repeats (VNTRs) in the DNA molecule are highly useful in

A) Recombinant DNA technology B) Monoclonal antibody production
C) Stemcell culture D) DNA fingerprinting
 
Answer & Explanation Answer: D) DNA fingerprinting

Explanation:
Report Error

View Answer Workspace Report Error Discuss

Filed Under: Biology
Exam Prep: AIEEE

2 92