Grade 9 NATURAL SCIENCE Term 2 Revision
Study online at https://quizlet.com/_9xssv3
1. Oxygen is a ________ element. diatomic
2. __________ is the jelly-like substance, which fills the cell. cytoplasm
3. When a metals reacts with oxygen a _______ is formed. metal oxide
4. The _________ contains deoxyribonucleic acid (DNA). nucleus
5. What is the acid found in your stomach? Hydrochloric acid
6. TRUE or FALSE true
Mitochondria are in both plant and animals.
7. What is the correct definition of "corrosive''? A process that causes the
gradual destruction of a
substance by chemical re-
action.
8. ________ is the metabolic reaction that releases energy respiration
from glucose.
9. TRUE or FALSE false
The pH scale goes up to 7.
10. (Axon/Dendrites) are short projections or extensions dendrites
that stretch out of the cell body.
11. The stronger the acid the (higher/lower) the pH. lower
12. _______ is a long, thread-like projection of the neuron. axon
13. TRUE or FALSE false
Alkali's/bases change the colour of universal indicator
towards the blue colours.
1/5
, Grade 9 NATURAL SCIENCE Term 2 Revision
Study online at https://quizlet.com/_9xssv3
14. The nose, ears, eyes, skin and tongue are called sensory
________ organs.
15. What is the pH of clean distilled water? 7
16. __________ is to make more organism or living things. reproduction
17. Elements in the same group on the periodic table have same
the (different/same) chemical properties.
18. With (sexual/asexual) reproduction there is only one asexual
parent. The offspring are identical to the parent.
19. TRUE or FALSE false
The atomic numbers of the elements decrease by one
as you go from left to right across a period.
20. What is the only metal that is liquid at room tempera- mercury
ture?
21. The parents have reproductive organs that make gametes
________ (sex cells).
22. Non-metals are found of the periodic table? on the right hand side
23. Most of the elements in the periodic table are? metals
24. TRUE or FALSE true
Puberty occurs between the ages of 10 and 15 years
old.
25. Most non-metals are (liquids/gases) at room tempera- gases
ture?
26. bromine
2/5
Study online at https://quizlet.com/_9xssv3
1. Oxygen is a ________ element. diatomic
2. __________ is the jelly-like substance, which fills the cell. cytoplasm
3. When a metals reacts with oxygen a _______ is formed. metal oxide
4. The _________ contains deoxyribonucleic acid (DNA). nucleus
5. What is the acid found in your stomach? Hydrochloric acid
6. TRUE or FALSE true
Mitochondria are in both plant and animals.
7. What is the correct definition of "corrosive''? A process that causes the
gradual destruction of a
substance by chemical re-
action.
8. ________ is the metabolic reaction that releases energy respiration
from glucose.
9. TRUE or FALSE false
The pH scale goes up to 7.
10. (Axon/Dendrites) are short projections or extensions dendrites
that stretch out of the cell body.
11. The stronger the acid the (higher/lower) the pH. lower
12. _______ is a long, thread-like projection of the neuron. axon
13. TRUE or FALSE false
Alkali's/bases change the colour of universal indicator
towards the blue colours.
1/5
, Grade 9 NATURAL SCIENCE Term 2 Revision
Study online at https://quizlet.com/_9xssv3
14. The nose, ears, eyes, skin and tongue are called sensory
________ organs.
15. What is the pH of clean distilled water? 7
16. __________ is to make more organism or living things. reproduction
17. Elements in the same group on the periodic table have same
the (different/same) chemical properties.
18. With (sexual/asexual) reproduction there is only one asexual
parent. The offspring are identical to the parent.
19. TRUE or FALSE false
The atomic numbers of the elements decrease by one
as you go from left to right across a period.
20. What is the only metal that is liquid at room tempera- mercury
ture?
21. The parents have reproductive organs that make gametes
________ (sex cells).
22. Non-metals are found of the periodic table? on the right hand side
23. Most of the elements in the periodic table are? metals
24. TRUE or FALSE true
Puberty occurs between the ages of 10 and 15 years
old.
25. Most non-metals are (liquids/gases) at room tempera- gases
ture?
26. bromine
2/5
