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Worksheets

LIFE PROCESSES

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

Waste products are eliminated during perspiration.

a)

Circulation

b)

Homeostasis

c)

Excretion

d)

Metabolism

2.
The main nitrogen-containing waste excreted in urine by humans is
a)
AMMONIA
b)
UREA
c)
URIC ACID
d)
NUCLEOTIDE
3.
Normal systolic pressure in humans is-
a)
80mmHg
b)
120mmHg
c)
150mmHg
d)
40mmHg
4.
The trachea divides into two smaller tubes called ______.
a)
Trachea
b)
Bronchi
c)
Alveoli
d)
Bronchioles
5.
Diabetic people need to- 
a)
increase water intake
b)
reduce water intake
c)
eliminate any physical activity
d)
increase sweet intake
6.
Which of the following is a product of fermentation?
a)
Methanol
b)
Oxygen
c)
Ethanol
d)
Lactic acid
7.

It is the site of gaseous exchange in human lungs.

a)

villi

b)

alveoli

c)

trachea

d)

larynx

8.

In unicellular organisms like amoeba gaseous exchange takes place through the process of ____________.

a)

osmosis

b)

transportation

c)

diffusion

d)

elimination

9.

_________________ artery carries deoxygenated blood.

a)

aortic

b)

pulmonary

c)

renal

d)

inferior

10.

_______________ is the final product of glycolysis.

a)

carbon dioxide

b)

ATP

c)

Pyruvic acid

d)

acetyl coA

11.

The continuous contractions and relaxations of the digestive organs is called

a)

peristalsis

b)

photosynthesis

c)

expansion

d)

constriction

12.

Glycolysis takes place in the __________ of the cell.

a)

mitochondria

b)

ribosomes

c)

cytoplasm

d)

Golgi complex

13.

Which plant tissue transports water and minerals from the roots to the leaf?

a)

Xylem

b)

Phloem

c)

Parenchyma

d)

Collenchyma

14.

The movement of food in phloem is called:

a)

transpiration

b)

translocation

c)

respiration

d)

evaporation

15.

Blood vessel which carries the blood from the heart to the entire body:

a)

capillary

b)

Vein

c)

All

d)

artery

16.

Name a circulatory fluid in the human body other than blood.

a)

Plasma

b)

Urine

c)

Lymph

d)

None

17.

Name the tube which connects the kidneys to the urinary bladder.

a)

Urethra

b)

Nephron

c)

Tubule

d)

Ureter

18.

In anaerobic respiration the amount of ATP produced overall is

a)

2 ATP

b)

38 ATP

c)

36 ATP

d)

40 ATP

19.

Which vein brings back clean blood from lungs to heart

a)

Pulmonary artery

b)

Pulmonary vein

c)

Aoarta

d)

Vena cava

20.

Blood is pumped from the heart to the entire body by

a)

Aoarta

b)

Pulmonary artery

c)

Pulmonary vein

d)

Vena cava