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Biology for IGCSE & O level - Characteristics And Classification Of Living Organisms (Section 1)

1
What term is used to describe the leaves of monocotyledons?
Answer
(B)
Parallel
2
Which features are found in both ferns and flowering plants?
Answer
A
B
3
What is the function of the roots in a plant?
Answer
(B)
Absorption of water and minerals
4
What are the key features of fungi?
Answer
A
C
D
5
What are the two main components of the binomial nomenclature system?
Answer
(A)
Genus and species
6
What type of animal is a vertebrate?
Answer
(A)
An animal with a backbone
7
What is the process of an action by an organism to cause a change of position or place?
Answer
(A)
Movement
8
Which of the following is a characteristic of ferns?
Answer
(C)
They have xylem and phloem
9
Which of the following characterize the class Mammalia?
Answer
A
B
C
10
What is the primary feature used to divide into two groups in a dichotomous key?
Answer
(C)
Contrasting statements
11
Which of the following are key features of flowering plants?
Answer
A
B
C
12
Which characteristics are shared by all chordates?
Answer
A
B
C
13
Which of the following are features of insects?
Answer
A
C
14
What is the process by which organisms maintain a stable internal environment?
Answer
(B)
Homeostasis
15
What is the defining characteristic of a species?
Answer
(C)
The ability to interbreed and produce fertile offspring
16
Which of the following is the main function of the nervous system?
Answer
(C)
Control and coordination
17
What type of organism is a paramecium?
Answer
(C)
A protist
18
What structure in a flowering plant produces the seeds?
Answer
(B)
Flower
19
What is the ability to detect and respond to changes in the environment?
Answer
(C)
Sensitivity
20
Which of the following is a primary function of the skeletal system?
Answer
(B)
Movement
21
What process is carried out by all the organisms that live in a forest?
Answer
(D)
Respiration
22
What is the function of the cuticle?
Answer
(C)
To reduce water loss
23
What is the name for the process by which a cell engulfs a large particle?
Answer
(B)
Endocytosis
24
What type of organisms are classified under the kingdom Fungi?
Answer
(C)
Molds and mushrooms
25
Which of the following is a characteristic of all chordates?
Answer
(B)
A notochord at some stage of development
26
What is the role of the xylem vessels in plants?
Answer
(B)
Transporting water and mineral ions
27
Which of the following describes the movement of water and minerals through a plant?
Answer
(C)
Transpiration
28
Which of the following are features of animals?
Answer
A
C
D
29
What is the name of the green pigment found in chloroplasts?
Answer
(C)
Chlorophyll
30
Which of the following structures is NOT part of the shoot system?
Answer
(C)
Roots
31
Which of the following is a key feature of arthropods?
Answer
(B)
A segmented body
32
Which group includes organisms that have an exoskeleton?
Answer
(C)
Arthropods
33
What is the function of the Golgi apparatus in a cell?
Answer
(B)
Packaging and processing proteins
34
In a dichotomous key, what type of questions are used?
Answer
(C)
Yes/No questions
35
What is the function of the nucleus in a cell?
Answer
(B)
To store the cell's genetic material
36
Which of the following is an example of an animal with radial symmetry?
Answer
(B)
A starfish
37
Which of the following is the best definition of 'shoot' in plants?
Answer
(B)
The stem, leaves, and flowers of the plant.
38
What is the role of the small intestine in the human digestive system?
Answer
(B)
Absorption of nutrients
39
Which of the following is the smallest unit of life that can perform all the processes of life?
Answer
(B)
A cell
40
What is the role of phloem in plants?
Answer
(B)
Transporting sugars produced during photosynthesis
41
Which of the following are found in both plant and animal cells?
Answer
A
C
D
42
Which of the following is an example of a plant adaptation to attract pollinators?
Answer
(A)
Large, colorful flowers
43
What type of venation do monocotyledons typically have?
Answer
(A)
Parallel
44
Which of the following is a primary function of the integumentary system?
Answer
(B)
Protection
45
What is the defining feature of a vertebrate?
Answer
(A)
A backbone
46
What is the main function of the muscular system?
Answer
(B)
To enable movement
47
Which of the following is NOT a characteristic of vertebrates?
Answer
(D)
An exoskeleton
48
Which feature would be the most useful to examine to use as a characteristic in making a dichotomous key to differentiate between plant leaves?
Answer
(C)
Leaf shape
49
What are the main parts of flowering plants found below ground?
Answer
(C)
Roots
50
Which of the following is a characteristic of mammals?
Answer
(C)
Produce milk