Biology Questions Practice Question and Answer

Q: Photosynthesis contributes to plant growth by 2326 0

  • 1
    taking in carbon dioxide and making carbohydrates (sugars)
    Correct
    Wrong
  • 2
    converting sugar to oxygen and water
    Correct
    Wrong
  • 3
    taking in oxygen and making wood
    Correct
    Wrong
  • 4
    synthesizing carbon dioxide and making cellulose
    Correct
    Wrong
  • Show Answer
  • Workspace

Answer : 1. "taking in carbon dioxide and making carbohydrates (sugars)"
Explanation :

Answer: A) taking in carbon dioxide and making carbohydrates (sugars) Explanation: Photosynthesis is a process used by plants and other organisms to convert light energy into chemical energy that can later be released to fuel the organisms activities.

Q:

The central control of respiratory activity in human body is exercised by 

2321 0

  • 1
    medulla oblongata
    Correct
    Wrong
  • 2
    hypothalamus
    Correct
    Wrong
  • 3
    cerebrum
    Correct
    Wrong
  • 4
    Cerebellum
    Correct
    Wrong
  • Show Answer
  • Workspace

Answer : 1. "medulla oblongata "

Q: Most fish do not sink in water because of the presence of swim bladder air bladder air sacs 2233 0

  • 1
    I and II are correct
    Correct
    Wrong
  • 2
    II and III are correct
    Correct
    Wrong
  • 3
    III and IV are correct
    Correct
    Wrong
  • 4
    I, II, III and IV are correct
    Correct
    Wrong
  • Show Answer
  • Workspace

Answer : 1. "I and II are correct"

Q: Plants receive their nutrients mainly from 2207 0

  • 1
    chlorophyll
    Correct
    Wrong
  • 2
    atmosphere
    Correct
    Wrong
  • 3
    light
    Correct
    Wrong
  • 4
    soil
    Correct
    Wrong
  • Show Answer
  • Workspace

Answer : 4. "soil"

Q: What process immediately preceeded protein synthesis at the ribosome? 2185 0

  • 1
    transcription
    Correct
    Wrong
  • 2
    replication
    Correct
    Wrong
  • 3
    translation
    Correct
    Wrong
  • 4
    duplication
    Correct
    Wrong
  • Show Answer
  • Workspace

Answer : 1. "transcription"
Explanation :

Answer: A) transcription Explanation: Protein synthesis at the ribosome is immediately preceeded by the transcription process.

Q:

Which one of the following pairs is not correctly matched? 

2151 0

  • 1
    Ascorbic acid Lemon
    Correct
    Wrong
  • 2
    Maltose - Malt
    Correct
    Wrong
  • 3
    Acetic acid - Curd
    Correct
    Wrong
  • 4
    Formic acid -Red ant
    Correct
    Wrong
  • Show Answer
  • Workspace

Answer : 3. "Acetic acid - Curd "

Q:

Which organ cannot be transplanted in human body?

2086 0

  • 1
    Heart
    Correct
    Wrong
  • 2
    kidney
    Correct
    Wrong
  • 3
    Brain
    Correct
    Wrong
  • 4
    lung
    Correct
    Wrong
  • Show Answer
  • Workspace

Answer : 3. "Brain"

Q:

A specific function of light energy in the process of photosynthesis is to ______. 

2079 2

  • 1
    activate chlorophyll
    Correct
    Wrong
  • 2
    formation of oxygen
    Correct
    Wrong
  • 3
    absorb water
    Correct
    Wrong
  • 4
    reduce carbon- di-oxide
    Correct
    Wrong
  • Show Answer
  • Workspace

Answer : 1. "activate chlorophyll "

  Report Error

Please Enter Message
Error Reported Successfully

  Report Error

Please Enter Message
Error Reported Successfully

  Report Error

Please Enter Message
Error Reported Successfully

  Report Error

Please Enter Message
Error Reported Successfully

  Report Error

Please Enter Message
Error Reported Successfully

  Report Error

Please Enter Message
Error Reported Successfully

  Report Error

Please Enter Message
Error Reported Successfully

  Report Error

Please Enter Message
Error Reported Successfully