Biology Questions Practice Question and Answer

Q:

If the head of cockroach is removed, it may live for few days because :

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  • 1
    The supra-oesophageal ganglia of the cockroach are situated in ventral part of abdomen.
    Correct
    Wrong
  • 2
    The cockroach does not have nervous system.
    Correct
    Wrong
  • 3
    Head holds a small proportion of nervous system while restis situated along ventral part of its body
    Correct
    Wrong
  • 4
    The head holds 1/3rd of the nervous system while the rest is situated along dorsal part of its body.
    Correct
    Wrong
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Answer : 4. "The head holds 1/3rd of the nervous system while the rest is situated along dorsal part of its body."

Q:

How many different types of teeth are present in humans?

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  • 1
    Two
    Correct
    Wrong
  • 2
    Three
    Correct
    Wrong
  • 3
    Four
    Correct
    Wrong
  • 4
    Five
    Correct
    Wrong
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Answer : 3. "Four "

Q:

Deficiency of which of these vitamin causes anaemia in humans?

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    Vitamin D
    Correct
    Wrong
  • 2
    Vitamin B
    Correct
    Wrong
  • 3
    Vitamin A
    Correct
    Wrong
  • 4
    Vitamin B12
    Correct
    Wrong
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Answer : 4. "Vitamin B12"
Explanation :

Symptoms of vitamin B12 deficiency or folate deficiency anemia develop slowly and are similar to those of other types of anemia, such as fatigue, weakness, and pale skin. Vitamin B12 deficiency can also cause nerve damage, the main symptoms of which include tingling, loss of touch, and muscle weakness. Confusion can arise when Vitamin B12 becomes too low. Vitamin B12 deficiency anemia in the elderly can be mistaken for dementia. This happens because of similar symptoms.

Q:

Starch and sugar in our food are forms of _____.

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  • 1
    Proteins
    Correct
    Wrong
  • 2
    fats
    Correct
    Wrong
  • 3
    vitamins
    Correct
    Wrong
  • 4
    carbohydrates
    Correct
    Wrong
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Answer : 4. "carbohydrates"
Explanation :

1. Starch and sugar found in our food are forms of carbohydrates. Carbohydrates are an important part of our diet. They provide energy to the body and are essential for other body functions.

2. Starch is a complex carbohydrate found in plants. It is found in wheat, rice, potatoes, and other grains. Starch is used to thicken food, make sugar, and make other foods.

Q:

The branch of animal science under which genetic traits and its inheritance are studied is called

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  • 1
    Ecology
    Correct
    Wrong
  • 2
    Cytology
    Correct
    Wrong
  • 3
    Geology
    Correct
    Wrong
  • 4
    Genetics
    Correct
    Wrong
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Answer : 4. "Genetics"

Q:

Between small and large human intestine which one is longer?

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  • 1
    Small intestine
    Correct
    Wrong
  • 2
    Large intestine
    Correct
    Wrong
  • 3
    Both are equal in length
    Correct
    Wrong
  • 4
    Depends on males or female
    Correct
    Wrong
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Answer : 4. "Depends on males or female"

Q:

What is the full form of OCD?

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  • 1
    Obesity-Compulsive Disorder
    Correct
    Wrong
  • 2
    Obsession-Controlling Device
    Correct
    Wrong
  • 3
    Obesity-Controlling Device
    Correct
    Wrong
  • 4
    Obsessive-Compulsive Disorder
    Correct
    Wrong
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Answer : 4. "Obsessive-Compulsive Disorder"

Q:

Which of the following is not a simple tissue?

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  • 1
    Xylem
    Correct
    Wrong
  • 2
    Parrenchyma
    Correct
    Wrong
  • 3
    Collenchyma
    Correct
    Wrong
  • 4
    Sclerenchyma
    Correct
    Wrong
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Answer : 1. "Xylem"

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