b2

Question 1

how are palisade cells adapted?

Answer 1

they have many chloroplasts

Question 2

diffusion definition-

Answer 2

spreading out of particles from an area of a higher concentration to an area of lower concentration.

Question 3

where is bile made?

Answer 3

liver

Question 4

where is food digested?

Answer 4

the stomach

Question 5

where is food reabsorbed?

Answer 5

s.intestine

Question 6

photosynthesis word equation-

Answer 6

carbon dioxide + water>glucose + oxygen

Question 7

what does amylase turn starch into?

Answer 7

sugars

Question 8

where is amylase made?

Answer 8

pancreas + s.intestine

Question 9

what does protease turn protein into?

Answer 9

amino acids

Question 10

where is protease made?

Answer 10

stomach, pancreas, small intestine

Question 11

what does lipase turn lipids into?

Answer 11

fatty acids and glycerol

Question 12

where is lipase made?

Answer 12

small intestine and pancreas

Question 13

what does bile do?

Answer 13

neutralises stomach acid

Question 14

aerobic respiration equation-

Answer 14

Glucose + oxygen > carbon dioxide + water.

Question 15

anaerobic respiration equation

Answer 15

glucose> lactic acid + energy

Question 16

what happens in the first stage of the cell cycle?

Answer 16

the DNA replicates (2 copies of each chromosome), the cell grows, and copies its ribosomes and mitochondria.

Question 17

in the 2nd stage of the cell cycle(mitosis) what happens?

Answer 17

one set of chromosomes is pulled to each end of the cell, and the nucleus divides.

Question 18

what happens in the final stage of the cell cycle?

Answer 18

the cytoplasm and the cell membrane divide to form 2 identical daughter cells.