Life sciences - Gr.10 (part 1)

Beschreibung

Grade 10 Life Sciences Quiz am Life sciences - Gr.10 (part 1), erstellt von The Help The Help am 03/10/2017.
The Help The Help
Quiz von The Help The Help, aktualisiert more than 1 year ago
The Help The Help
Erstellt von The Help The Help vor etwa 7 Jahre
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Zusammenfassung der Ressource

Frage 1

Frage
What are some examples or organic compounds?
Antworten
  • carbohydrates, nitrates, lipids, and enzymes
  • proteins , lipids, nucleic acids, carbohydrates and enzymes
  • non of the above

Frage 2

Frage
Inorganic compounds may contain Carbon but not Carbon and Hydrogen together
Antworten
  • True
  • False

Frage 3

Frage
select the main function of carbohydrates
Antworten
  • to provide energy for living things
  • to help with body processes
  • to ensure better diet
  • to keep body healthy

Frage 4

Frage
enzymes are [blank_start]proteins that act as catalysts.[blank_end]
Antworten
  • proteins that act as catalysts.
  • things that build other things
  • nothing at all
  • proteins

Frage 5

Frage
monosaccharides are ...
Antworten
  • many sugars
  • double sugars
  • simple sugars

Frage 6

Frage
disaccharides are ...
Antworten
  • many sugars
  • double sugars
  • simple sugars

Frage 7

Frage
polysaccharides are ...
Antworten
  • many sugars
  • double sugars
  • simple sugars

Frage 8

Frage
drag the correct answer to the correct place
Antworten
  • Eye piece - lens at the top
  • body tube
  • arm
  • leg
  • course focusing knob
  • fine knob
  • fine focusing knob
  • stage
  • base
  • ear piece
  • nose piece
  • objective lense
  • stage clip
  • base clip
  • the stage
  • diaphragram
  • light source
  • condenser
  • light switch

Frage 9

Frage
Enzymes work as a [blank_start]lock and key model[blank_end], where enzymes and [blank_start]substrates[blank_end] fit together. When they join together, a [blank_start]chemical[blank_end] [blank_start]reaction[blank_end] takes place.
Antworten
  • lock and key model
  • chemical
  • reaction
  • substrates

Frage 10

Frage
Provide explanations for the following terms: 1. lipids - are [blank_start]fats[blank_end] and [blank_start]oils[blank_end] 2. enzymes - are [blank_start]proteins[blank_end] that act as [blank_start]catalysts[blank_end] 3. nucleic acids - are [blank_start]nitrogenous compounds[blank_end] found in all cells 4. vitamins - are [blank_start]complex[blank_end] organic compounds, found in small quantities in [blank_start]natural foods[blank_end] 5. unicellular - [blank_start]one[blank_end] cell organisms 6. multi cellular - [blank_start]multiple[blank_end] cell organisms
Antworten
  • fats
  • oils
  • proteins
  • catalysts
  • nitrogenous compounds
  • complex
  • natural foods
  • one
  • multiple

Frage 11

Frage
[blank_start]Scanning Electron Microscopes[blank_end] (SEM's) scans the surface of cells and magnifies up to 100000 times. [blank_start]Transmission Electron Microscopes[blank_end] (TEM's) focuses electrons through thin slice of cells to magnify up to 1 000 000 times.
Antworten
  • Scanning Electron Microscopes
  • Scandinavian Electric Microscopes
  • Transmission Electron Microscopes
  • Transparent Electron Microscopes

Frage 12

Frage
Drag correct answer to the correct space.
Antworten
  • vacuole
  • golgi body
  • chloroplast
  • mitochondria
  • chromatin network
  • nucleus
  • cell membrane
  • golgi vesicle
  • endoplasmic recticulum
  • ribosomes
  • cytoplasm

Frage 13

Frage
Choose the incorrect answer: cytoplasm is ...
Antworten
  • a solid organ in a plant cell
  • a fluid substance that fills the space inside the membrane .
  • consists mainly of water
  • its function is to store and circulate materials

Frage 14

Frage
Drag the correct answers to the correct space
Antworten
  • nucleus
  • centrosome
  • golgi body
  • mitochondria
  • Rough Endoplasmic recticulum
  • ribosomes
  • cytoplasm
  • cell membrane
  • centriole
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