Exam 1 - Life Processes, Cells, Kingdoms And Magnification

Question 1

What does MRS GRENC stand for?

Answer 1

Movement, Respiration, Sensitivity, Growth, Reproduction, Excretion, Nutrition and Control

Question 2

Which life process involves the intake of nutrients for energy and growth?

Answer 2

Nutrition

Question 3

Which life process involves the removal of waste products from an organism?

Answer 3

Excretion

Question 4

Which life process involves the ability of an organism to detect and respond to stimuli?

Answer 4

Sensitivity

Question 5

Which life process involves the production of new individuals of the same species?

Answer 5

Reproduction

Question 6

Which life process involves the release of energy from food?

Answer 6

Respiration

Question 7

True or False: Movement is a life process that is exclusive to animals.

Answer 7

False

Question 8

Which life process describes a kitten growing into a cat, or a child growing into an adult?

Answer 8

Growth

Question 9

Which life process involves the physical change in position of an organism?

Answer 9

Movement

Question 10

Which life process involves the conversion of oxygen and glucose into energy?

Answer 10

Respiration

Question 11

Give an example of Nutrition

Answer 11

Starch is produced in photosynthesis in plants

Question 12

Give an example of excretion

Answer 12

Breathing out carbon dioxide

Question 13

Give an example of control

Answer 13

Keeping body temperature at a constant level

Question 14

Give an example of sensitivity?

Answer 14

Removing your hand from a hot surface

Question 15

Give an example of Respiration

Answer 15

Aerobic uses oxygen, and anaerobic doesn’t use oxygen

Question 16

Label an animal cell

Answer 16

GO TO GOODNOTES

Question 17

Name all the main parts of an Animal Cell

Answer 17

• cell membrane
• ribosomes
• Mitochondria
• nucleus
• cytoplasm

Question 18

What is the function of cytoplasm in an animal cell

Answer 18

It is the site of chemical reactions in the cell

Question 19

What is the function of the cell membrane

Answer 19

It controls the entry and exit of of substances

Question 20

What is the function of the nucleus

Answer 20

It controls the activities of the cell, and holds the DNA

Question 21

What is the function of the mitochondria

Answer 21

To release energy through respiration (a chemical reaction)

Question 22

What is the function of ribosomes

Answer 22

To make proteins (protein synthesis)

Question 23

What is the function of ribosomes

Answer 23

To make proteins (protein synthesis)

Question 24

Label a plant cell diagram

Answer 24

GO TO GOODNOTES

Question 25

Name all the main parts of a plant cell

Answer 25

- cytoplasm - nucleus - cell membrane - cell wall - mitochondria - permanent vacuole - chloroplasts

Question 26

What is the function of the permanent vacuole

Answer 26

Contains cell sap which has dissolved sugar, mineral ions and other solutes. The permanent vacuole shapes the cell.

Question 27

What is the function of chloroplasts

Answer 27

Chloroplasts are where photosynthesis occurs. Chloroplasts contain chlorophyll.

Question 28

What is the function of a cell wall

Answer 28

To provide structure and protection for the cell

Question 29

Label a fungi cell diagram

Answer 29

GO TO GOODNOTES

Question 30

How do fungi get nutrition

Answer 30

Saprotrophic nutrition - fungi secrete enzymes onto their food, and the enzymes break down the food into molecules, which the fungi absorb.

Question 31

What are the main units of measurement

Answer 31

Metre Millimetre Micrometre Nanometre

Question 32

Draw out the diagram of measurements

Answer 32

GO TO GOODNOTES

Question 33

Name all the parts of a microscope

Answer 33

Eyepiece Course focus wheel Fine focus wheel Objective lens Stage Glass slide Light source Condenser and Diaphragm Base

Question 34

Label a microscope

Answer 34

LOOK ON GOODNOTES

Question 35

Function of the eyepiece

Answer 35

For the viewer to look through

Question 36

Function of the coarse focusing wheel

Answer 36

To get the slide into focus on a lower magnification

Question 37

Function of the fine focusing wheel

Answer 37

O sharpen focus, at a higher magnification

Question 38

Function of the objective lens

Answer 38

Selectable lenses that magnify the object

Question 39

Function of the base

Answer 39

To keep the microscope stable

Question 40

Function of the stage

Answer 40

The platform to place the glass slide on

Question 41

Function of the diaphragm and condenser

Answer 41

To focus light on the part of the slide being studied

Question 42

Equation for magnification

Answer 42

Magnification = image size / actual size