Biology GK Chapter Wise MCQ

Test your knowledge with important Biology GK Chapter Wise MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Biology GK Chapter Wise MCQs at Bissoy

• Which of the following fibres is considered as the strongest natural fibre?
  ক

  Cotton

  খ

  Jute

  গ

  Wool

  ঘ

  Silk
• The process of preventing the birds from flying is called
  ক

  brailing

  খ

  debeaking

  গ

  dubbing

  ঘ

  pecking
• Which of the following disease is not caused by fungus in plant?
  ক

  Red rot of sugarcane

  খ

  Ergot or rye

  গ

  Leaf spot or rice

  ঘ

  Red rust of tea
• Capsaicinoids, carotenoids, phenolics and vitamins are dominant chemicals in which of the following foods?
  ক

  Carrot

  খ

  Garlic

  গ

  Radish

  ঘ

  Chilli
• Which of the following is a medicinal crop?
  ক

  Sugarcane

  খ

  Aloevera

  গ

  Cotton

  ঘ

  Mahua
• Bark of this is used as a condiment
  ক

  cinnamon

  খ

  clove

  গ

  neem

  ঘ

  palm
• Kancha' is an improved variety of
  ক

  grapes

  খ

  indian gooseberry

  গ

  guava

  ঘ

  Mango
• Which of the following disease is not related to bajara?
  ক

  Green ear

  খ

  Ergot

  গ

  Wilt

  ঘ

  Rust
• Honey contains mainly
  ক

  proteins

  খ

  carbohydrates

  গ

  fat

  ঘ

  vitamin
• Which of the plant products is used in leather industry?
  ক

  Resin

  খ

  Mucilage

  গ

  Latex

  ঘ

  Tannin
• The drone in honeybee are
  ক

  fertile male

  খ

  fertile female

  গ

  sterile male

  ঘ

  sterile female
• From which part of pant the 'Asafoetida or heeng' is obtained?
  ক

  Dried seeds

  খ

  Dried fruits

  গ

  Root exude

  ঘ

  Stem exude
• Which one of the following stage can be assessed by using a following said empirical equation?<br>$$A = \frac{{{\text{Economic production}}}}{{{\text{Biomass production}}}}$$
  ক

  Panicle emergence rate

  খ

  Rate of flowering

  গ

  harvest Index

  ঘ

  Leaf production index
• Which among the following is a vaccine developed by CSIR and Ministry of Science and Technology for Johne's disease affecting sheep, goat, cow and buffalo so as to immunise them and increase milk and meat production?
  ক

  Porcine Parvovirus Vaccine

  খ

  Differentiating Infected from Vaccinated Animals (DIYA)

  গ

  Infectious Bovine Rhinotracheitis Vaccine

  ঘ

  JD Vaccine
• What is the causal organism of the disease 'fire blight of apple'?
  ক

  Pythium sp.

  খ

  Pseudomonas sp.

  গ

  Erwinia amylovora

  ঘ

  Phytophthora infestans
• The method not used as a biological control is
  ক

  use of predators of a pest

  খ

  pheromone traps

  গ

  use of pesticides

  ঘ

  use of neem extracts
• 'Cod' is a variety of
  ক

  goat

  খ

  fish

  গ

  crop

  ঘ

  coral
• The branch of agriculture which deals with the feeding, shelter, health and breeding of the domestic animals is called
  ক

  dairy science

  খ

  veterinary science

  গ

  poultry

  ঘ

  animal husbandry
• The leaf spot in the brinjal is caused by which of the following mycoplasma like organism?
  ক

  Alternaria

  খ

  Cercospora

  গ

  Erwinia

  ঘ

  Both A and B
• Consider the following statements.<br>1. A large amount of caffeine is found in coffee seeds.<br>2. Alkaloid present in tobacco in nicotine.<br>3. Theobromine is the primary alkaloid found in cocoa and chocolate.<br>Which of the statements given above are true?
  ক

  1 and 2

  খ

  2 and 3

  গ

  1, 2 and 3

  ঘ

  None of these
• The science of producing and using plants for food, fuel, feed, fibre and fertiliser is referred to be as
  ক

  Agronomy

  খ

  Horticulture

  গ

  Pisciculture

  ঘ

  Apiculture
• The oil which causes dropsy is
  ক

  groundnut oil

  খ

  coconut oil

  গ

  sunflower

  ঘ

  argemone oil
• Match List-I (Source) with List-II (Medicinal Product) and select the correct answer:<br>
  ক

  <table class="table-style-1"> <tr> <td><strong>List-I</strong></td> <td><strong>List-II</strong></td> </tr> <tr> <td>a. Poppy plant</td> <td>1. Quinine</td> </tr> <tr> <td>b. Bacterium</td> <td>2. Morphine</td> </tr> <tr> <td>c. Cinchona bark</td> <td>3. Penicillin</td> </tr> <tr> <td>d. Fungus</td> <td>4. Tetracycline</td> </tr></table> a-2, b-4, c-1, d-3

  খ

  a-4, b-2, c-3, d-1

  গ

  a-3, b-1, c-4, d-2

  ঘ

  a-1, b-4, c-2, d-3
• Quinine, the commonly used drug to treat malaria, is obtained from a plant. What part of the plant yields the drug?
  ক

  Leaves

  খ

  Fruits

  গ

  Root

  ঘ

  Stem bark
• Consider the following statements.<br>1. According to the Indian Patents Act, a biological process to create seed can be patented in India.<br>2. In India, there is no Intellectual Property Appellate Board.<br>3. Plant varieties are not eligible to be patented in India.<br>Which of the statements given above is/are not correct?
  ক

  1 and 3

  খ

  2 and 3

  গ

  Only 3

  ঘ

  1, 2 and 3
• For which desirable character the transgenic crop 'Golden Rice' is produced?
  ক

  Vitamin A

  খ

  Essential Amino Acids

  গ

  Insulin

  ঘ

  Characteristic Starch
• Dolly, the world's first cloned animal was a
  ক

  sheep

  খ

  cow

  গ

  goat

  ঘ

  pig
• Researchers are manufacturing Genetically Modified (GM) fungi to produce
  ক

  Cheaper biofuel

  খ

  Generic drug for teatment of cancer

  গ

  Food supplement

  ঘ

  Edible oil
• Given<br>1. Blood cells<br>2. Bone cells<br>3. Hair strands<br>4. Saliva<br>Samples taken for DNA testing in criminal investigation can be
  ক

  Only 1, 2 and 3

  খ

  Only 1 and 4

  গ

  Only 2 and 3

  ঘ

  1, 2, 3 and 4
• Consider the following kinds of organisms.<br>1. Bacteria<br>2. Fungi<br>3. Flowering plants<br>Some species of which of the above kinds of organisms are employed as bio-pesticides?
  ক

  Only 1

  খ

  Only 2 and 3

  গ

  Only 1 and 3

  ঘ

  1, 2 and 3