Multiple Choice Questions 10×1=10
1
In a plant, which of the following is the primary function of the flower?
A
Transporting water and minerals
B
Supporting leaf growth
C
Facilitating reproduction through pollination 🌸
D
Regulating gas exchange
2
The epithelial tissue in the stomach wall is responsible for producing:
A
Mucus
B
Pepsinogen
C
Hydrochloric acid
D
All of these ✅
3
Which of these is a function of the human skeletal system?
A
Storing minerals and producing blood cells 🦴
B
Removing carbon dioxide from blood
C
Filtering blood to remove waste products
D
Breaking down food for energy
4
In the wall of stomach, which tissue also contains blood vessels and nerves?
A
Epithelial
B
Muscle
C
Inner connective 🩸
D
Phloem
5
Which level of organization is considered the basic unit of life?
A
Tissue
B
Cell 🧬
C
Organ
D
Organ system
6
What is the primary function of plants roots?
A
Photosynthesis
B
Producing flowers
C
Anchoring the plant and absorbing water minerals 🌱
D
Storing oxygen
7
Which system provides structure and support to the body?
A
Nervous system
B
Muscular system
C
Skeletal system 🦴
D
Respiratory system
8
Which organ system ensures that the body receives enough oxygen for cellular respiration?
A
Digestive system
B
Nervous system
C
Respiratory system 🌬️
D
Muscular system
9
Which organ system plays a major role in responding to environmental changes?
A
Digestive system
B
Muscular system
C
Integumentary system
D
Endocrine and nervous system 🧠
10
Why does the breathing rate increase during exercise?
A
To supply more oxygen 💨
B
To decrease body temperature
C
To remove excess glucose from the blood
D
To slow down metabolism
Short Answer Questions 15×2=30
1
Enlist the levels of organization from cells to organ systems.
Cells
Tissues
Organs
Systems
Organism
ii
Differentiate between the following: (i) Tissue and organ (ii) Root system and shoot system
Hint: Tissue = Group of similar cells | Organ = Multiple tissues working together
iii
Differentiate between: (iii) Epidermal and mesophyll tissue (iv) Palisade and spongy mesophyll
iv
What is the functions of the palisade mesophyll in the leaf?
v
What are the major roles of the epithelial tissue present in the stomach?
vi
How do the smooth muscles contribute to the stomach’s function?
vii
How does the structure of epithelial tissue relate to its functions in different parts of the body?
viii
What is the smallest unit of matter in the levels of organization?
ix
Name one organ system in animals and its functions?
x
What is the primary function of roots in plants?
Roots = Anchorage + Absorption + Storage
xi
What are vascular tissue?
xii
What is blood circulatory system?
xiii
Name two organ system that regulate and coordinate body activities?
xiv
What is the function of urinary system in homeostasis?
xv
How does the integumentary system help regulate body temperature?