Biology Practice Question and Answer

Q:

Xerophthalmia is caused due to the deficiency of vitamin ________.

995 0

  • 1
    A
    Correct
    Wrong
  • 2
    K
    Correct
    Wrong
  • 3
    C
    Correct
    Wrong
  • 4
    D
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 1. "A"

Q:

Which organ stores fat soluble vitamins?

993 0

  • 1
    Blood
    Correct
    Wrong
  • 2
    Skin
    Correct
    Wrong
  • 3
    Liver
    Correct
    Wrong
  • 4
    Pancreas
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "Liver"

Q:

Which one is the first heart sound?

989 0

  • 1
    Lub during closure semilunar valves
    Correct
    Wrong
  • 2
    Lub during closure of atrio-ventricular valves
    Correct
    Wrong
  • 3
    Dub during closure of atrio- ventricular valves
    Correct
    Wrong
  • 4
    Dub during closure of semilunarvaleves
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "Lub during closure of atrio-ventricular valves"

Q:

Match the columns.
 Nutrients                   Examples
 a. Protein                  I. Calcium, Phosphorous
 b. Carbohydrates    II. Cholesterol
 c. Fat                        III. Glucose
 d. Minerals              IV. Myosin

983 0

  • 1
    a-i, b-iii, c-ii, d-iv
    Correct
    Wrong
  • 2
    a-iii, b-iv, c-ii, d-i
    Correct
    Wrong
  • 3
    a-i, b-ii, c-iii, d-iv
    Correct
    Wrong
  • 4
    a-iv, b-iii, c-ii, d-i
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 4. "a-iv, b-iii, c-ii, d-i"
Explanation :

Explanation:
 Nutrient                 Example

Protein                    Myosin

Carbohydrate         Sugar

Fat                            Cholesterol

Minerals Calcium, Phosphorus

1. Protein is one of the essential nutrients for the body. It is essential for building and repairing muscles, skin, hair, nails and other tissues. Myosin is a protein responsible for muscle contraction.

2. Carbohydrates are the main source of energy for the body. They are found in the form of starch, glucose and fiber. Sugar is a type of carbohydrate that is easily digested by the body and provides energy.

3. Fats are essential nutrients for the body. They help keep the body warm, produce hormones, and build cell walls. Cholesterol is a type of fat made by the body. It is essential for the body, but in excess can cause health problems.

4. Minerals are essential nutrients for the body. They form structural components of the body, help produce hormones, and regulate body functions. Calcium and phosphorus are two important minerals that are necessary for the formation of bones and teeth.

Q:

What are the basic units from which human spare parts can be created?

978 0

  • 1
    Nerve cells
    Correct
    Wrong
  • 2
    Stem cells
    Correct
    Wrong
  • 3
    Heart cells
    Correct
    Wrong
  • 4
    Kidney cells
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "Stem cells "

Q:

Deficiency of which vitamin results in inflammation of skin and eczema along with diarrhoea?

977 0

  • 1
    Ascorbic acid
    Correct
    Wrong
  • 2
    Folic acid
    Correct
    Wrong
  • 3
    Nicotinic acid
    Correct
    Wrong
  • 4
    Pantothnic acid
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "Nicotinic acid"

Q:

The normal temperature of the human body is: 

967 0

  • 1
    300 K
    Correct
    Wrong
  • 2
    310 K
    Correct
    Wrong
  • 3
    280 K
    Correct
    Wrong
  • 4
    290 K
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "310 K "

Q:

Carica papaya is the scientific name of ___________.

966 0

  • 1
    Peepal
    Correct
    Wrong
  • 2
    Papaya
    Correct
    Wrong
  • 3
    Tamarind
    Correct
    Wrong
  • 4
    Drumstick
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "Papaya"

      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