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Biology Test 19
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Biology Test 19
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  • Question 1/30
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    1,2 and 3

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    Which of the following would lead to 'malnutrition ' ? 1. Overnutrition        2. Undernutrition      3. Imbalanced nutrition Select the correct anwer using the codes given below:
    Solutions
    1,2 and 3
  • Question 2/30
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    Parathyroid

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    The pituitary gland by virtue of its tropic hormones controls the secretory activity of other endocrine glands. which one of the following endocrine glands can function independent of the pituitary gland ?
    Solutions
    Parathyroid
  • Question 3/30
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    reductive, endergonic and anabolic

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    Photosynthesis is a process___--.
    Solutions
    reductive, endergonic and anabolic
  • Question 4/30
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    47

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    Number of chromosomes in Down's syndrome is?
    Solutions
    47
  • Question 5/30
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    Gluten

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    The storange protein that occurs in wheat grain is?
    Solutions
    Gluten
  • Question 6/30
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    Webbed feet

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    Birds which swim in water have _____ .
    Solutions
    Webbed feet
  • Question 7/30
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    Wood, Grass, Leather

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    Which one among the following groups of items contains only biodegradable items?
    Solutions
    Wood, Grass, Leather
  • Question 8/30
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    pleiotropy

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    Sickle cell anemia is an example of:
    Solutions
    pleiotropy
  • Question 9/30
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    Right to use biological entities

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    Biopatents are ______.
    Solutions
    Right to use biological entities
  • Question 10/30
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    Soil

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    Plants receive their nutrients mainly from?
    Solutions
    Soil
  • Question 11/30
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    Subjecting the DNA to polymerase chain reaction

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    Palaeontologists unearthed a human skull during excavation. A small fragment of the scalp tissue was still attached to it. Only little DNA could be extracted from it. lf the genes of the ancient man need to be analysed, the best way of getting sufficient amount of DNA from this extract is?
    Solutions
    Subjecting the DNA to polymerase chain reaction
  • Question 12/30
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    Conversion of water into steam

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    Which of the following is not a chemical reaction?
    Solutions
    Conversion of water into steam
  • Question 13/30
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    Beadle and Tatum

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    One gene one enzyme hypothesis was proposed by?
    Solutions
    Beadle and Tatum
  • Question 14/30
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    Vircus

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    Mumps is a disease caused by ?
    Solutions
    Vircus
  • Question 15/30
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    Amount of oxygen evolved increases as the availability of carbon dioxide increases.

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    In an experiment demonstrating the evolution of oxygen in Hydrilla, Sodium bicarbonate is added to water in the experimental set-up. What would happen if all other conditions are favourable?
    Solutions
    Amount of oxygen evolved increases as the availability of carbon dioxide increases.
  • Question 16/30
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    leaf

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    Useful part of nicotiana is?
    Solutions
    leaf
  • Question 17/30
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    the RNA that carries genetic message

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    The term genetic RNA refers to____.
    Solutions
    the RNA that carries genetic message
  • Question 18/30
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    It is an oviparous snake and lays its eggs in the nest and guards the nest until they are hatched.

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    King Cobra is the only snake that makes its own nest. Why does it make its nest ?
    Solutions
    It is an oviparous snake and lays its eggs in the nest and guards the nest until they are hatched.
  • Question 19/30
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    Apiculture

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    Breeding and management of bees is called ?
    Solutions
    Apiculture
  • Question 20/30
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    1:2:1

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    In Red-white flowered cross of Mirabilis jalapa, F2 generation has red, pink and white flowered plants in the ration of..
    Solutions
    1:2:1
  • Question 21/30
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    Ornithophily

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    Pollination by birds is called?
    Solutions
    Ornithophily
  • Question 22/30
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    Autosomes

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    The gene of sickle cell anaemia is inherited by?
    Solutions
    Autosomes
  • Question 23/30
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    Cholesterol

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    Heart attack is caused due to?
    Solutions
    Cholesterol
  • Question 24/30
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    trophic level

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    What is the term for each step in the transfer of energy and matter within a food web?
    Solutions
    trophic level
  • Question 25/30
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    homologous

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    Characteristics that have arisen as a result of common evolutionary descent are said to be..
    Solutions
    homologous
  • Question 26/30
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    rain falling to Earth

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    Which of the following would not qualify as an ecosystem service?
    Solutions
    rain falling to Earth
  • Question 27/30
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    Royal haemophilia

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    Which one of the following genetic diseases is sex-linked ?
    Solutions
    Royal haemophilia
  • Question 28/30
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    Transfer of pollen from anther to stigma

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    Pollination is best defined as?
    Solutions
    Transfer of pollen from anther to stigma
  • Question 29/30
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    Parathyroid hormone

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    In human body, which one of the following hormones regulates blood calcium and phosphate ?
    Solutions
    Parathyroid hormone
  • Question 30/30
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    26

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    In an adult human being the number of vertebrae is?
    Solutions
    26
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