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zoology MCQs with Explanations - Chapter-wise Practice Questions

Q. 14 of Quiz- (Que-ID : 2627)

Which is not present in bile juice

  • Bile pigments
  • Enzymes
  • Bile salts
  • Cholesterol

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Q. 3 of Quiz- (Que-ID : 2746)

In adults insufficient thyroxine lead to

  • Myxoedema
  • Goitre
  • Tetany
  • Cretinism

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Q. 9 of Quiz- (Que-ID : 2952)

If the sequence of initrogen bases of the coding strand of DNA in a transcription unit is: 5’ – ATGAATG – 3’, the sequence of bases in its RNA transcript would be

  • 5’ – AUG A AUG – 3’
  • 5’ – UACUU AC – 3’
  • 5’ – CAUUCAU – 3’
  • 5’ – GUAAGUA – 3’.

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Q. 7 of Quiz- (Que-ID : 3325)

Which one of the following sets includes bacterial diseases ?

  • Tetanus, tuberculosis, measles
  • Diptheria, leprosy, plague
  • Cholera, typhoid, mumps
  • Malaria, mumps, poliomyelits

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Q. 11 of Quiz- (Que-ID : 2754)

Endemic goitre is a state of

  • Increased thyroid function
  • Normal thyroid function
  • Decreased thyroid function
  • Moderate thyroid function

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Q. 6 of Quiz- (Que-ID : 3449)

Parasites that feed on the external surface of the host organism are called

  • Ecto parasites
  • Endo parasites
  • Brood parasitism
  • None of the above

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Q. 10 of Quiz- (Que-ID : 3153)

Which of the following is not a polysaccharide?

  • Lactose
  • Starch
  • Glycogen
  • Dextrin

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Q. 4 of Quiz- (Que-ID : 3930)

Enzymes increase the rate of reaction by

  • lowering activation energy
  • increasing activation energy
  • increasing temperature and pH
  • decreasing temperature and pH

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Q. 20 of Quiz- (Que-ID : 3338)

During the life cycle of Plasmodium, sexual reproduction takes place in which of the following hosts ?

  • Human
  • Female Anopheles mosquito
  • Male Anopheles mosquito
  • Both (a) and (b)

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Q. 20 of Quiz- (Que-ID : 574)

The Capacity of a Communication Channel is Measured in

  • Band rate
  • Band width
  • Data flow
  • Bit capacity

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Q. 10 of Quiz- (Que-ID : 2653)

What is the inspiratory reserve volume

  • 2500-3000 ml
  • 500 ml
  • 1000-1100 ml
  • None of the above

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Q. 4 of Quiz- (Que-ID : 3322)

Typhoid fever in human beings is caused by

  • Plasmodium vivax
  • Trichophyton
  • Salmonella typhi
  • Rhinoviruses

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Q. 15 of Quiz- (Que-ID : 2908)

In human adult females oxytocin

  • stimulates pituitary to secrete vasopressin
  • causes strong uterine contractions during parturition
  • is secreted by anterior pituitary
  • stimulates growth of mammary glands

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Q. 25 of Quiz- (Que-ID : 3168)

The most common monomer of carbohydrates is

  • Sucrose
  • Fructose
  • Maltose
  • Glucose

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Q. 22 of Quiz- (Que-ID : 3165)

Enormous diversity of protein molecules is due to

  • R groups of amino acids
  • Sequence of amino acids
  • Peptide bonds
  • Amino groups of amino acids

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Q. 1 of Quiz- (Que-ID : 3444)

For human population, the age pyramids generally show age distribution of

  • Only males
  • Only females
  • Of males and females
  • None of the above

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Q. 15 of Quiz- (Que-ID : 2883)

Causes for increased population growth in india is/are

  • increase in birth rate
  • decrease in death rate
  • lack of education
  • all of these.

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Q. 2 of Quiz- (Que-ID : 2745)

Secretin cause stimulation of

  • Bile juice
  • Water
  • Gastric secretion
  • Pepsinogen

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Q. 9 of Quiz- (Que-ID : 3377)

The symbiotic association between fungi and roots of higher plants is referred to as

  • lichen
  • mycorrhiza
  • biofertiliser
  • biocontrol agent

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Q. 18 of Quiz- (Que-ID : 2811)

The thin and convoluted outer layer of gray matter that covers the cerebral hemispheres is

  • Medulla oblongata
  • Thalamus
  • Cerebral cortex
  • Meninges

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Q. 6 of Quiz- (Que-ID : 3424)

Transgenic Golden Rice has Highly Nutrient value for:

  • Lysine
  • Methionine
  • Glutanin
  • Vitamin-A

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Q. 1 of Quiz- (Que-ID : 3169)

Blood corpuscles are formed in the

  • Haversian canal
  • endosteum
  • red bone marrow
  • pancreas

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Q. 5 of Quiz- (Que-ID : 3248)

Choose the correct pair.

  • Hippocampus – 3-chambered heart
  • Rana – 2-chambered heart
  • Crocodilus – 4-chambered heart
  • Pavo – 3-chambered heart

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Q. 7 of Quiz- (Que-ID : 431)

Which of the river Originates in Tibetan plateau, Enters India in J&K ?

  • Ganga
  • Bramaputra
  • Indus
  • Yamuna

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Q. 9 of Quiz- (Que-ID : 433)

Nagarjuna Sagar 
Dam (1967) is situated on which River ?

  • Krishna
  • Kaveri
  • Mahandi
  • Ravi

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Q. 11 of Quiz- (Que-ID : 2624)

Absorption of water in large intestine is done by

  • Chief cells
  • Haustra cells
  • Parietal cell
  • Peptic cell

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Q. 10 of Quiz- (Que-ID : 2753)

Choose the incorrect statement

  • Hormones are non-nutrients chemicals
  • Exocrine glands are ductless glands
  • Invertebrates have simple endocrine system
  • All of the above statements are incorrect

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Q. 7 of Quiz- (Que-ID : 3933)

Hydrolysis of starch occurs with the help of

  • Peptidase
  • Amylase
  • Sucrose
  • Lipase

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Q. 24 of Quiz- (Que-ID : 2917)

Acrosome is a type of

  • lysosome
  • flagellum
  • ribosome
  • basal body

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