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Biology for IGCSE & O level - Organisation Of The Organism (Section 2)

1
What is the main function of the nucleus?
Answer
(C)
To control all cell activities and store genetic material
2
What is the role of ribosomes in a cell?
Answer
(C)
To synthesize proteins
3
Which of the following structures is present in a prokaryotic cell?
Answer
(C)
Ribosomes
4
Which of the following are products of cellular respiration?
Answer
A
C
5
Which cellular structures are directly involved in the synthesis of proteins?
Answer
B
D
6
Which level of organization is characterized by similar cells working together to perform a specific function?
Answer
(B)
Tissue
7
What is the function of the chloroplast in plant cells?
Answer
(B)
Photosynthesis
8
Which structures are found in both plant and animal cells?
Answer
B
D
9
What is the function of the mitochondria?
Answer
(C)
Cellular respiration
10
Which of the following components are directly involved in protein synthesis in a cell?
Answer
A
C
11
Which of the following is/are found in animal cells?
Answer
B
C
12
Which of the following organelles are involved in energy production?
Answer
A
B
13
What is the function of the chloroplast in a plant cell?
Answer
(C)
Photosynthesis
14
What is the main function of the vacuole in both plant and animal cells?
Answer
(B)
To store water and waste
15
Which of the following are examples of specialized cells in animals?
Answer
B
D
16
What is the main role of the cell wall?
Answer
(B)
Support and protection
17
Which of the following is the correct sequence of organization, from smallest to largest, in a multicellular organism?
Answer
(A)
Cell -> Tissue -> Organ -> Organ system
18
Which of the following is/are found in plant cells, but not in animal cells?
Answer
A
C
19
Which organelle is responsible for protein synthesis?
Answer
(A)
Ribosome
20
What is the role of ribosomes?
Answer
(B)
Protein synthesis
21
Which type of specialized cell is responsible for carrying nerve impulses?
Answer
(D)
Nerve cell
22
Which of the following is present in animal cells but absent in plant cells?
Answer
(C)
Chloroplast
23
What will you NOT find in animal cells?
Answer
(D)
Cell Wall
24
Which of the following is a characteristic of specialized cells?
Answer
(C)
They are adapted to perform a specific function
25
Which part of the cell controls all of its activities?
Answer
(B)
Nucleus
26
What is the difference between magnification and actual size?
Answer
(B)
Magnification is how big the image appears and actual size is the real size of the object.
27
Which of the following are key functions of the cell membrane?
Answer
A
D
28
Which of the following organelles are associated with the production of proteins?
Answer
B
D
29
Which of the following statements about specialized cells is true?
Answer
(C)
Specialized cells have structures adapted to perform a specific function.
30
The cell membrane is primarily composed of which of the following?
Answer
(B)
Proteins and lipids
31
Which structures are found in BOTH plant and animal cells?
Answer
B
C
D
32
Which of the following cell types is specialized to transport oxygen?
Answer
(C)
Red blood cell
33
Which of the following structures would be present in a plant cell, but not an animal cell?
Answer
B
C
34
What is the function of the endoplasmic reticulum (ER)?
Answer
(B)
Protein synthesis and transport
35
Which organelle is found in both plant and animal cells and is responsible for producing energy?
Answer
(C)
Mitochondria
36
What is the main function of the cell wall?
Answer
(C)
Support and protection
37
Which of the following structures is/are found in eukaryotic cells but not in prokaryotic cells?
Answer
B
C
38
What are the basic parts of any cell?
Answer
A
B
C
39
What is the role of the nucleus in a cell?
Answer
(C)
Control center containing DNA
40
Which of the following structures would you expect to find in a plant cell but not in an animal cell?
Answer
A
B
41
Which of the following are products of photosynthesis?
Answer
A
B
42
Which structure provides support and protection in plant cells?
Answer
(B)
Cell wall
43
What structures are found in ALL plant cells?
Answer
A
B
D
44
Which of the following correctly represents the levels of organization in a multicellular organism, from simplest to most complex?
Answer
(A)
Cell -> Tissue -> Organ -> Organ System
45
What does the term 'tissue' refer to?
Answer
(B)
A group of similar cells performing the same function
46
What is the primary function of the cell wall in a plant cell?
Answer
(B)
To provide support and protection
47
What is the function of the cell wall in plant cells?
Answer
(B)
To provide support and protection
48
What is the function of the ribosomes?
Answer
(B)
Protein synthesis
49
Which of these is found in BOTH plant and animal cells?
Answer
(C)
Nucleus
50
What is the primary function of a chloroplast?
Answer
(B)
Photosynthesis