B2.2

Question 1

What is a group of similar cells called?

Answer 1

Tissue

Question 2

What is muscle tissue made up of?

Answer 2

Muscle cells

Question 3

What are the 3 types of tissues?

Answer 3

~ Muscle tissue
~ Glandular tissue
~ Epithelial tissue

Question 4

What is an organ made up of?

Answer 4

Different tissues that work together to do a particular job

Question 5

What does the muscular tissue in the stomach do?

Answer 5

Churns the contents

Question 6

What does the glandular tissue in the stomach do?

Answer 6

Produces digestive juices

Question 7

What does the epithelial tissue in the stomach do?

Answer 7

Covers the outside and the inside of the stomach

Question 8

What is an organ system?

Answer 8

A group of organs that perform a particular function

Question 9

What does the circulatory system do?

Answer 9

Transports substances around the body

Question 10

What does the digestive system do?

Answer 10

Digests and absorbs nutrients

Question 11

What does the nervous system do?

Answer 11

Regulates and controls

Question 12

What does the reproductive system do?

Answer 12

~ Produces gametes in mammals

~ The female system carries a fetus and gives birth

Question 13

What does the respiratory system do?

Answer 13

Controls the exchange of gases

Question 14

What does the skeletal system do?

Answer 14

Supports and protects the body

Question 15

What does the urinary system do?

Answer 15

Removes water and waste from the body

Question 16

What glands are part of the digestive system and what do they do?

Answer 16

~ Pancreas
~ Salivary glands
~ Produce digestive juices including enzymes

Question 17

What does the small intestine do in the digestive system?

Answer 17

Absorbs soluble foods

Question 18

What does the large intestine do in the digestive system?

Answer 18

Absorbs water from the undigested food which produces faeces

Question 19

What does the liver do in the digestive system?

Answer 19

Produces bile (this is then stored in the gall bladder)

Question 20

What do some plant organs include?

Answer 20

~ Stems
~ Roots
~ Leaves
~ Flowers

Question 21

What are the names of some plant tissues?

Answer 21

~ Epidermal tissues
~ Mesophyll
~ Xylem and Phloem

Question 22

What do the epidermal tissues in a plant do?

Answer 22

Cover the plant

Question 23

What does mesophyll in a plant do?

Answer 23

Carries out photosynthesis

Question 24

What does xylem in a plant do?

Answer 24

Transports water and salts up the stem to the leaves

Question 25

What does phloem in a plant do?

Answer 25

Transports dissolved food substances made in the leaf to all parts of the plant

Question 26

What does the upper epidermis of a leaf do?

Answer 26

It's cells are thin and flat to allow light to pass through

Question 27

What do the palisade cells of a leaf do?

Answer 27

They contain chlorophyll for photosynthesis

Question 28

What does the spongy layer in the middle of a leaf do?

Answer 28

It has gaps to allow the passage of oxygen and carbon dioxide

Question 29

What does the lower epidermis of a leaf do?

Answer 29

Contains stomata to allow gaseous exchange for photosynthesis

Question 30

Where is the mesophyll layer of a plant?

Answer 30

In the middle

Question 31

When you eat a fatty meal what does your body release?

Answer 31

It releases bile into the small intestine

Question 32

What colour does phenolphthalein go in the presence of acids and alkalis?

Answer 32

Acids - clear | Alkalis - pink

Question 33

What does bile do?

Answer 33

~ Neutralises acid from stomach ~ Provides alkaline conditions for the enzymes in the small intestine ~ Emulsifies fat

Question 34

What is a gland?

Answer 34

A specialised cell or group of cells that produce and excrete substances like hormones and enzymes

Question 35

Which part of the digestive system begins the process of digestion?

Answer 35

Salivary glands

Question 36

What are the two types of mesophyll called?

Answer 36

~ Palisade mesophyll | ~ Spongy mesophyll

Question 37

What do cells do during the development of a multicellular organism?

Answer 37

Differentiate so they can perform different functions

Question 38

What does muscular tissue do in the body?

Answer 38

Contracts to bring about movement

Question 39

What does glandular tissue do in the body?

Answer 39

Produce substances like enzymes and hormones

Question 40

What does epithelial tissue do in the body?

Answer 40

Covers some parts of the body

Question 41

What does xylem transport around the plant?

Answer 41

Water and salts up the stem to the leaves

Question 42

What does phloem transport around the plant?

Answer 42

Dissolved food substances made in the leaf to all parts of the plant

Question 43

What does the lower epidermis in a leaf do?

Answer 43

Contains stomata to allow gaseous exchange for photosynthesis