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SD SCIENCE Majorship DRILL - 11

Quiz by Salindunong RTC

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30 questions
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  • Q1

    In a creation of genetically modified organism in the country today, what microbial organism is being used?

    Escherichia coli

    Agrobacterium

    30s
  • Q2

    Hydrogen peroxide (H2O2) can be bought over the counter as disinfectant for wounds. It is always  composed of 6% hydrogen and 94% oxygen. Which of the following laws is illustrated? 

    Definite proportion

    Multiple proportion

    30s
  • Q3

    What instrument has a flexible gastroscope that is used to examine the esophagus and stomach?

    Scanner

    Endoscope

    30s
  • Q4

    If the force of gravity suddenly stopped acting on the planets, they will ________. 

    spiral slowly away from the sun

    move in a straight line tangent to their orbit

    30s
  • Q5

    The outer boundary of the solar system is thought to be as much as _________.

    75,000

    100,000

    30s
  • Q6

    Which of the following exhibit macroglossia, a disorder in which the tongue is larger than normal? 

    Attention deficit hyperactivity

    Down syndrome

    30s
  • Q7

    What is the downslope movement of overburden under the influence of gravity called?*

    mass wasting

    solifluction

    30s
  • Q8

    All monocots possess the following characteristics, EXCEPT _________.

    Scattered arrangement of vascular bundle

    Floral parts in multiples of 4 or 5

    Parallel veins

    Fibrous root system

    30s
  • Q9

    A mixture in which the components are evenly distributed and appear as single phase is called _______. 

    heterogeneous mixture

    homogeneous mixture

    30s
  • Q10

    The true shape of the earth is best described as a ______. 

    perfect ellipse

    slightly oblate sphere

    30s
  • Q11

    In order to produce an interference pattern, the waves used must be _________.

    be electromagnetic

    be coherent

    30s
  • Q12

    When a patient is suffering from coronary heart disease wherein the artery has blockage, what surgical technique is advisable to improve condition? 

    Angioplasty

    Stem Cell Therapy

    30s
  • Q13

    When wind, water or the activity of animals carry soil from one place to another, this process is known as ___________. 

    weathering

    erosion

    30s
  • Q14

    What state of matter has definite volume but takes the shape of its container?

    Gas

    Liquid

    30s
  • Q15

    Which protein is responsible for the production of our skin pigment? 

    Collagen

    Melanin

    30s

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