Biology Unit 1

Question 1

design of building houses

Answer 1

from nests of Swallows (birds)

Question 2

art of weaving technologies

Answer 2

spiders

Question 3

The East gate Center of Harare building

Answer 3

from termite mound

Question 4

The first heavy aircraft technology

Answer 4

designed by imitating birds

Question 5

photograph camera

Answer 5

human eyes

Question 6

movement of bio-robots

Answer 6

locomotive nature of kangaroo.

Question 7

Injection needle technology

Answer 7

from mosquito proboscis

Question 8

The sensors of electrical devices

Answer 8

biological neurons.

Question 9

. A cutting saw

Answer 9

the nature of the sharp teeth of animals.

Question 10

Synthetic bulletproof vests

Answer 10

the spin silks of spiders

Question 11

Ceramics

Answer 11

crack-resistant shellfish material

Question 12

robotic arm

Answer 12

an elephant trunk

Question 13

The benefits of biology to technology include

Answer 13

• biomedical
  -gene engineering and biosynthetic materials
• mound termites
• a bullet train

Question 14

What were bullet trains imitated from

Answer 14

kingfisher beak diving into water

Question 15

What is the use of imitating genes using genetic engineering

Answer 15

To cure genetic conditions

Question 16

The use of biosynthesis materials include

Answer 16

for replacing damaged parts of the human body

Question 17

Biological studies that use technological devices include

Answer 17

• biochemical
  -biophysical
  -bio geological
• environmental
  -bioinformatics
  -biomedical

Question 18

What does biochemical study

Answer 18

studies are helpful to investigate information on carbohydrates, proteins, lipids, and nucleic acids.

Question 19

What does biomedical study

Answer 19

studies deal with providing detailed of information on the chemical components of medicinal plants

Question 20

What does biophysical study

Answer 20

study is the science of using physical devices to gather biological information at all scales of biological organization (molecular, organismic, and populations).

Question 21

What does environmental study

Answer 21

study is a multidisciplinary system dealing with the interactions of humans with the environment.

Question 22

What does bioinformatics study

Answer 22

is a scientific discipline involving computer technology to collect, store, analyze, and disseminate biological data and information (DNA and amino acid sequences).

Question 23

What does bio geological study

Answer 23

information is the study of the distribution of species along with geographic ecosystems through geological periods.

Question 24

How does a pregnancy urine test check if a women is pregnant or not

Answer 24

By detecting the amount of human chronic gonadotropin (HCG) produced in the placenta around six to ten days after fertilization

Question 25

What is computer information technology scanning (CITS) used for?

Answer 25

is a device used for investigating information on diseases or cancerous areas of the human body

Question 26

What does computer tomography (CT)scan?

Answer 26

is a sophisticated x-ray technology used to take many X-ray pictures of the body and detect and screen a variety of diseases and conditions

Question 27

What is Positron emission tomography used for?

Answer 27

is an imaging technology device used to check for diseases or information in areas with cancer in the human body. It uses a special dye containing radioactive tracers that is swallowed, inhaled, or injected into an arm vein conditionally. It visualizes and measures changes in metabolic processes and physiological activities (blood flow, chemical composition, and absorption)

Question 28

_______________and _________________have resulted in the misuse and destruction of our natural environment

Answer 28

-industrialization and subsequent technological advancements

Question 29

Technology has damaged our world in Two main ways

Answer 29

- through pollution -the depletion of natural resources.

Question 30

What does effluent mean

Answer 30

Effluent refers to wastewater or liquid waste that is discharged from a source

Question 31

_______________,______________ and _____________ cause toxicity and biohazards

Answer 31

- biochemical agents -pesticide - fertilizer

Question 32

Animals are sentient creatures that have a

Answer 32

a nervous system, feel painful feelings, emotional stress, and have interests and values.

Question 33

Researchers reduce unethical treatment of animals through the three Rs which are

Answer 33

- refinement -replacement -reduction

Question 34

What techniques does reduction use

Answer 34

-improving experimental techniques -sharing information with others - careful design and analysis -imaging

Question 35

What techniques does refinement use

Answer 35

- less invasive techniques -better housing care -shorter experiment - imaging

Question 36

What does replacement use

Answer 36

- using cell cultures - biosynthesis - computer simulated models - using mathimatical models -human experiment - in vitro experiment -using fruit flies/worms