Biology, Zoology & Botany Test - Set 12 - ObjectiveBooks

Biology, Zoology & Botany Test - Set 12

G.K. Practice Test: Question Set - 12

1. Our major foods, fibres, spices, fruits and beverage crops are
    (A) Flowering plants
    (B) Gymnosperms plants
    (C) Pteridophytes
    (D) Bryophytes

2. Pulses are a good source of
    (A) Carbohydrates
    (B) Fats
    (C) Proteins
    (D) Vitamins

3. Mycobacterium leprae causes leprosy, Corynebacterium diphtheria causes diphtheria and Vibrio comma causes
    (A) Tetanus
    (B) Influenza
    (C) Cholera
    (D) Typhoid

4. Photosynthesis generally takes place in which parts of the plant?
    (A) Leaf and other chloroplast bearing parts
    (B) Stem and leaf
    (C) Roots and chloroplast bearing parts
    (D) Bark and leaf

5. Myopia is connected with
    (A) Ears
    (B) Eyes
    (C) Lungs
    (D) None of these

6. Pigmentation of skin is due to
    (A) Lymphocytes
    (B) Monocytes
    (C) Leucocytes
    (D) Melanocytes

7. Number of chromosomes in Down's syndrome is
    (A) 46
    (B) 47
    (C) 48
    (D) 49

8. Mutation is
    (A) A factor responsible for plant growth
    (B) A change which affects the offspring of F2 generation only
    (C) A change that is inherited
    (D) A change which affects the parents

9. Plants absorb dissolved nitrates from soil and convert them into
    (A) Free nitrogen
    (B) Urea
    (C) Ammonia
    (D) Proteins

10. Entomology is the science that studies
    (A) Behaviour of human beings
    (B) Insects
    (C) The origin and history of technical and scientific terms
    (D) The formation of rocks

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