Diversity Of Life Forms And Life-Sustaining Processes Flashcards

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1
Q

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

A

True

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2
Q

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

A

True

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3
Q

The base unit of all living organisms is the _____

A

Cell

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4
Q

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

A

Genes

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5
Q

Explain what a gene is

A

Part of a chromosome that contains hereditary information

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6
Q

What is the role of genes?

A

Transmission of hereditary characteristics (blue eyes, brown hair)

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7
Q

What is a chromosome?

A

A structure that contains the dna of a cell

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8
Q

In which part of a cell is a chromosome found?

A

The nucleus

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9
Q

Which is smaller, a gene or a chromosome?

A

A gene

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10
Q

What chromosome is a male made up of?

A

One X and one Y

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11
Q

What chromosome is a female made up of?

A

Two X

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12
Q

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

A

46
23

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13
Q

What is a cell membrane?

A

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

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14
Q

What is diffusion?

A

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

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15
Q

What is osmosis?

A

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

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16
Q

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

A

Osmosis

17
Q

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

A

Diffusion

18
Q

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

A

Diffusion

19
Q

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

A

Osmosis

20
Q

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

A

Diffusion

21
Q

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

A

Diffusion

22
Q

Osmosis or diffusion
Spraying perfume in a room

A

Diffusion

23
Q

Osmosis or diffusion
Spraying perfume in a room

A

Diffusion

24
Q

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

A

Osmosis

25
Q

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

A

Diffusion

26
Q

Osmosis or diffusion

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

A

Osmosis

27
Q

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

A

Salt molecules enter the cell

28
Q

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

A

True

29
Q

What are the inputs and outputs of photosynthesis?

A

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

30
Q

What are the inputs and outputs of cellular respiration?

A

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

31
Q

What chemical reaction allows living organisms to use energy?

A

Cellular respiration

32
Q

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

A

Photosynthesis

33
Q

What is photosynthesis?

A

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

34
Q

What is cellular respiration?

A

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

35
Q

Name two organelles that are unique to plant cells

A

Chloroplasts and cell wall

36
Q

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

A

Substance- Chlorophylls
Location- Chloroplast

37
Q

Name the organelle that performs cellular respiration

A

Mitochondria