Test Science Grade 6 Unit # 1
Cell Organization of Animals and plants
Name of Student _________________Roll # _____ Date ________ Total Marks: 20
1. A group of various tissues which work together is named as.
- (a) Cell organelles
- (b)Organisms
- (c)Organ
- (d)Organ system
2. It’s called the brain of a cell:
(a)Mitochondria (b)Vacuole (c)Nucleus (d)Cell membrane
3. Which is the outer covering of the plant cell?
(a)Mitochondria (b)Vacuole (c)Nucleus (d)Cell wall
4. A gaggle of cells that are similar in structure and function:
(a)Tissue (b)Organ (c)Cell (d)Organism
5. Animals don’t make their own food because they are not having:
(a)Mitochondria (b)Vacuole (c)Chloroplast (d)Cell membrane
6. It’s called the “powerhouse” of a cell:
(a)Mitochondria (b)Vacuole (c)Nucleus (d)Cell membrane
7. Heart, liver and ears are examples of:
(a)Organs (b)tissues (c)Cells (d)Organ systems
8. Plants make food in leaves and it’s stored in other parts because:
(a)Xylem tissues (b)Epidermal tissues (c)Stems (d)Phloem tissues
9. Asam-ul-Haq was observing a cell through a microscope and saw mitochondria and cytomembrane. What could he say about the cell?
(a)it can only be a plant cell
(b) it can only be an animal cell
(c) not a plant cell and not an animal cell
(d)it is either a plant cell or an animal cell
10. The most effective level of organization is:
(a)Organ (b)Tissue (c)Organism (d)Organ system
11. The term “cell” was first used by scientists:
(a)John Dalton (b)Georg Ohm (c)Robert Hooke (d)Issac Newton
12. An electronic microscope can magnify the image up to:
(a)150,000 times (b)300,000 times (c)500,000 times (d)100,000 times
13. A light microscope enables us to view objects up to ____ times larger than their original size.
(a)500 (b)1000 (c)1500 (d)2000
14. Trap energy from the sun:
(a)Vacuoles (b)Centrioles (c)chlorophyll (d)mitochondria
15. These organelles pass the characteristics of the cell to the new cell:
(a)chromosomes (b)chloroplast (c)cell wall (d)endoplasmic
16. It’s not present in plant:
(a)xylem (b)phloem (c)mesophyll (d)muscle
17. A group of organs that work in the same way, is called:
(a)organ system (b)tissue (c)organism (d)nucleus
18. In animal cells, it is not present:
(a)centrioles (b)cell membrane (c)mitochondria (d)cell wall
19. The highest level of organization is:
(a)organ (b)tissue (c)organism (d)system
20. Our largest organ is:
(a) liver (b) skin (C)heart (d)brain