Biology Practice Question and Answer

Q:

Which disease is caused by cadmium pollution?

4068 0

  • 1
    Minamata
    Correct
    Wrong
  • 2
    Black foot disease
    Correct
    Wrong
  • 3
    Dyslexia
    Correct
    Wrong
  • 4
    Itai-itai
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 4. "Itai-itai"

Q:

The focal length of a plane mirror is ______.

1167 0

  • 1
    positive
    Correct
    Wrong
  • 2
    negative
    Correct
    Wrong
  • 3
    infinity
    Correct
    Wrong
  • 4
    zero
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "infinity"

Q:

Which category of compound is the most concentrated energy source?

1049 0

  • 1
    Vitamins
    Correct
    Wrong
  • 2
    Starch
    Correct
    Wrong
  • 3
    Proteins
    Correct
    Wrong
  • 4
    Fats
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 4. "Fats"

Q:

Pathogenic bacteria secrete 

1355 1

  • 1
    Hormones
    Correct
    Wrong
  • 2
    Interferons
    Correct
    Wrong
  • 3
    Antigens
    Correct
    Wrong
  • 4
    Antibodies
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "Antigens "

Q:

Which of the following is true?

1170 0

  • 1
    DNA is the genetic material in all the viruses
    Correct
    Wrong
  • 2
    RNA is the genetic material in all the viruses
    Correct
    Wrong
  • 3
    DNA is the genetic material in most of the organism
    Correct
    Wrong
  • 4
    RNA is the genetic material in most viruses and bacteria
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "DNA is the genetic material in most of the organism "

Q:

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

1754 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 AnswerHide Answer
  • Workspace

Answer : 1. "activate chlorophyll "

Q:

Sponges belongs to the phylum

791 0

  • 1
    Protozoa
    Correct
    Wrong
  • 2
    Annelida
    Correct
    Wrong
  • 3
    Porifera
    Correct
    Wrong
  • 4
    Cnideria
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "Porifera "

Q:

Bacteria was discovered by

1023 0

  • 1
    Antony van Leeuwenhoek
    Correct
    Wrong
  • 2
    Robert Brown
    Correct
    Wrong
  • 3
    Hugo de Vries
    Correct
    Wrong
  • 4
    Belarus
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 1. "Antony van Leeuwenhoek "

      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