Biology Questions

Q:

What is the average Life span of RBC?

A) 120 days B) 99 days
C) 101 days D) 111 days
 
Answer & Explanation Answer: A) 120 days

Explanation:

The average Life span of RBC is 120 days.

Report Error

View Answer Report Error Discuss

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

2 1156
Q:

A/An .............. tissue is formed beneath the skin and between internal organs

A) Epithelial B) Nervous
C) Muscular D) Adipose
 
Answer & Explanation Answer: D) Adipose

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Biology
Exam Prep: Bank Exams

1 1156
Q:

Which of the following statements about DNA replication is true?

A) Single‑strand binding proteins stabilize the open conformation of the unwound DNA. B) Okazaki fragments are DNA fragments synthesized on the leading strand.
C) DNA polymerase adds dNTP monomers in the 3′-5′ direction. D) DNA gyrase unwinds the DNA double helix.
 
Answer & Explanation Answer: A) Single‑strand binding proteins stabilize the open conformation of the unwound DNA.

Explanation:
Report Error

View Answer Report Error Discuss

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

1 1153
Q:

In the names Mangifera indica (mango), Solanum tuberosum (potato) and Panthera leo (lion), the terms Mangifera, Solanum and Panthera represent the higher level of?

A) Taxon B) Taxonomic Hierarchy
C) Specific Epithet D) Binomial Nomenclature
 
Answer & Explanation Answer: A) Taxon

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Biology
Exam Prep: Bank Exams

1 1147
Q:

What is the function of chloroplast in a plant cell?

A) absorb nutrients from soil B) absorb water
C) absorb sunlight D) All of the above
 
Answer & Explanation Answer: C) absorb sunlight

Explanation:

Chloroplasts are organelles found in plant cells and eukaryotic algae that conduct photosynthesis. Chloroplasts absorb sunlight and use it in conjunction with water and carbon dioxide gas to produce food for the plant.

Report Error

View Answer Report Error Discuss

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

1 1145
Q:

Which structure is specific to eukaryotic cells?

A) Nucleus B) DNA
C) Cytoplasm D) Cell membrane
 
Answer & Explanation Answer: A) Nucleus

Explanation:
Report Error

View Answer Report Error Discuss

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

3 1144
Q:

Which of the following is present in a prokaryotic cell?

A) chloroplast B) nucleoid
C) mitochondrion D) nuclear envelope
 
Answer & Explanation Answer: B) nucleoid

Explanation:
Report Error

View Answer Report Error Discuss

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

3 1143
Q:

Which plant cell organelle contains its own dna and ribosomes?

A) mitochondria B) Chloroplasts
C) Both A & B D) Vacuole
 
Answer & Explanation Answer: C) Both A & B

Explanation:

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

Report Error

View Answer Report Error Discuss

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

3 1142