Biology1 7A Cells, tissues and organ systems Flashcards Preview

Year 7 Science > Biology1 7A Cells, tissues and organ systems > Flashcards

Flashcards in Biology1 7A Cells, tissues and organ systems Deck (28):
1

What are the 7 life processes?

1) Movement 2) Respiration 3) Sensitivity 4) Growth 5) Reproduction 6) Excretion 7) Nutrition

2

What is excretion?

Getting rid of waste

3

What is growth?

Increasing in size

4

What is reproduction?

A process in which organisms make more organisms like themselves.

5

What is an organism?

A living thing

6

What is respiration?

A process in which energy is released for the organism to use.

7

What gas is released during respiration?

Carbon dioxide

8

What happens to limewater in the presence of carbon dioxide?

It turns cloudy

9

What is sensititvity?

The ability to detect changes in an environment

10

What is a cell?

The basic unit of all life. All organisms are made of cells.

11

What is a tissue?

A group of cells doing the same job

12

What is an organ?

A large part of a plant or animal that does a very important job.

13

What is an organ transplant?

Taking an organ from one person and putting it in to another person.

14

What is the job of the cell membrane?

Controls what goes in and out of a cell.

15

What is the job of the plant cell wall?

Supports the cell.

16

What is a chloroplast?

Where plants make food.

17

What is the cytoplasm?

The place where a cells activities happen.

18

What is the job of the nucleus?

The "control centre" of the cell

19

Name one thing that is found in a plant cell but not in an animal cell.

Chloroplast OR cell wall OR vacuole

20

What is the role of the digestive system?

Organ system that breaks down food in to smaller molecules.

21

Name 3 parts of a microscope.

coarse focusing wheel, fine focusing wheel, eyepiece lens, objective lens, stage,

22

Which cell is an animal cell?

Cell A

23

Name part A

Cell membrane

24

Name part B

Cytoplasm

25

Name part C

Nucleus

26

Name part D

Cell wall

27

Name part E

Chloroplast

28

Name part F

Vacuole