Diversity Of Life Forms And Life-Sustaining Processes

Question 1

(T/F) Genes are found in the chromosome of a cell

Answer 1

True

Question 2

(T/F) The nucleus of a cell is found in the cytoplasm

Answer 2

True

Question 3

The base unit of all living organisms is the _____

Answer 3

Cell

Question 4

The unit of information that occupies a specific place within a chromosome is the ______

Answer 4

Genes

Question 5

Explain what a gene is

Answer 5

Part of a chromosome that contains hereditary information

Question 6

What is the role of genes?

Answer 6

Transmission of hereditary characteristics (blue eyes, brown hair)

Question 7

What is a chromosome?

Answer 7

A structure that contains the dna of a cell

Question 8

In which part of a cell is a chromosome found?

Answer 8

The nucleus

Question 9

Which is smaller, a gene or a chromosome?

Answer 9

A gene

Question 10

What chromosome is a male made up of?

Answer 10

One X and one Y

Question 11

What chromosome is a female made up of?

Answer 11

Two X

Question 12

Each human cell has ______ chromosomes, except for sex cells, which have _____ chromosomes

Answer 12

46
23

Question 13

What is a cell membrane?

Answer 13

The barrier that surrounds a cells components to separate them from their environment

Question 14

What is diffusion?

Answer 14

Movement of solute particles from an area of higher concentration to an area of lower concentration

Question 15

What is osmosis?

Answer 15

Movement of solvent particles form an area of lower concentration to an area of higher concentration

Question 16

(Osmosis/Diffusion) the cell membrane can increase in size after the movement in solvent particles

Answer 16

Osmosis

Question 17

(Osmosis/Diffusion) The cell membrane stays the same size after the movement of solute particles

Answer 17

Diffusion

Question 18

(Osmosis/Diffusion) The cell membrane stays the same size after the movement of solute particles

Answer 18

Diffusion

Question 19

(Osmosis/Diffusion) The cell membrane can decrease in size after the movement in solvent particles

Answer 19

Osmosis

Question 20

Osmosis or diffusion
To make tea, you put a bag filled with tea leaves in water

Answer 20

Diffusion

Question 21

Osmosis or diffusion
To make tea, you put a bag filled with tea leaves in water

Answer 21

Diffusion

Question 22

Osmosis or diffusion
Spraying perfume in a room

Answer 22

Diffusion

Question 23

Osmosis or diffusion
Spraying perfume in a room

Answer 23

Diffusion

Question 24

Osmosis or diffusion
Your kidneys eliminate some of the water you drink during the day

Answer 24

Osmosis

Question 25

Osmosis or diffusion Drop of food colouring water causing water to change colours

Answer 25

Diffusion

Question 26

Osmosis or diffusion Tree absorbing water from the soil which has little water to the roots which has more

Answer 26

Osmosis

Question 27

Inside a cell, the concentration of salt is 2%. Outside the cell, the concentration is 0%. What’s happening if osmosis occurs

Answer 27

Salt molecules enter the cell

Question 28

(T/F) The input of a cell describes a substance or amount of energy that enters the cell

Answer 28

True

Question 29

What are the inputs and outputs of photosynthesis?

Answer 29

Inputs- C02, water, sunlight Outputs- glucose, oxygen

Question 30

What are the inputs and outputs of cellular respiration?

Answer 30

Inputs- glucose, oxygen Outputs- CO2, water, energy

Question 31

What chemical reaction allows living organisms to use energy?

Answer 31

Cellular respiration

Question 32

What chemical reaction allows plants to use energy from the sun?

Answer 32

Photosynthesis

Question 33

What is photosynthesis?

Answer 33

A process where green plants+algae use sunlight. CO2 and water to create glucose and oxygen

Question 34

What is cellular respiration?

Answer 34

Process where cells convert glucose and oxygen into co2, h20 and energy

Question 35

Name two organelles that are unique to plant cells

Answer 35

Chloroplasts and cell wall

Question 36

What do plants need to perform photosynthesis? Name the substance and the cellular component where it is located.

Answer 36

Substance- Chlorophylls Location- Chloroplast

Question 37

Name the organelle that performs cellular respiration

Answer 37

Mitochondria