BIOLOGY
A. CHOOSE THE CORRECT OPTION FROM THE FOLLOWING:
i. The liquid part of the blood is called
a. Plasma
b. Platelets
c.R.B.C
d.W.B.C
ii. Complex permanent tissues are
a. Xylem
b. Phloem
c. Both a and b
d. Collenchyma
iii. Parenchymatous tissues are found in the
a.Only on roots
b. Only on stem
c. Only on leaves
d. Throughout the plant, in every soft part
iv. The complex permanent tissue that helps in the conduction of water in the plant body is
a. Xylem
b. Phloem
c. Bark
d. Both a and c
v. The only component of xylem which is living.
a. Xylem fibre
b. Xylem parenchyma
c. Tracheids
d. Vessels
B. NAME THE FOLLOWING:
i. The only component of phloem that is dead. L
ii. The living substance of life.
iii. The fluid surrounding the body cells. 2
iv. The muscles that constitute about 40% of the body weight.
v. A group of cells specialized for a particular function.
C. WRITE TRUE OR FALSE FOR THE FOLLOWING STATEMENTS:
i. Meristematic tissues are found at the growing tips of a plant.
ii. Epidermis of a leaf is a protective tissue.
iii. Sclerenchyma is made up of living cells.
iv. The function of columnar epithelial cells are usually secretory.
v. Xylem rings indicate the age of a plant.
D.MATCH THE FOLLOWING:
Column A Column B
1. Fibrous Connective tissue a. blood
2. Fluid Connective tissue b. cartilage
3.Supportive Connective tissue c. c. connects bone to another bone
4.Ligament d. areolar tissue
5.Tendon e. connects muscles with a bone
QUESTION: 2
A. MENTION THE FUNCTION OF THE FOLLOWING TISSUES:
i. Parenchyma
ii. Sheath in the neuron
iii. Ciliated epithelium
iv. Meristematic tissues
B. DIFFERENTIATE BETWEEN (MENTION TWO POINTS):
i. Striated and Unstriated muscles.
ii. Bones and cartilage
iii. Squamous epithelium and cuboidal epithelium
QUESTION: 3
A. GIVE REASON: (MENTION TWO POINTS)
i. The wind pipe is covered by cartilaginous rings and not a tough bone.
ii. A bone is considered as a hard tissue.
B. DRAW NEAT DIAGRAM OF A NEURON AND LABEL THE FOLLOWING PARTS.
i.. Cell body
ii. Axon
iii. Axon terminals
QUESTION: 4
A. DEFINE THE FOLLOWING:
i. Organ
ii. Neuron
B. ANSWER THE FOLLOWING QUESTIONS:
i. Where do you find cardiac muscles?
ii. Which tissue is present in the mature parts of the plant?
iii. What is the function of fluid connective tissue?
iv. What is the term given to the hair like projections of neuron?
v. Which tissue serves for packing and binding of most of the organs?
vi. What is the composition of lymph?
vii. Which type of tissue has large intercellular spaces?
viii. Mention one characteristics of permanent tissue.
