| Title |
Product |
| We study a flower |
P1339300 |
| Are all flowers hermaphrodites? |
P1339400 |
| What are the differences between monoecious and dioeciousplants? |
P1339500 |
| We study a honeybee |
P1339600 |
| The microscope |
P1339700 |
| We use a microscope |
P1339800 |
| The hairs of the honeybee |
P1339900 |
| The antennae of the honeybee |
P1340000 |
| The wings of the honeybee |
P1340100 |
| The legs of the honeybee |
P1340200 |
| The sting-apparatus of the honeybee |
P1340300 |
| What does the body of living things consist of? |
P1340400 |
| Why are many plants or parts of plants coloured green? |
P1340500 |
| The epidermis of plants |
P1340600 |
| Cells from the mucous membrane of the mouth |
P1340700 |
| Structure and strength of bones |
P1340800 |
| Body heat |
P1340900 |
| Unicellular organisms |
P1341000 |
| From seed to plant |
P1341100 |
| Conditions necessary for germination |
P1341200 |
| Swelling |
P1341300 |
| Why don't seeds grow on flooded fields? |
P1341400 |
| Why are carrots and peas sown in March but beans and cucum-bers not until May? |
P1341500 |
| Germination and light |
P1341600 |
| Why don't seeds germinate while still inside the fruit? |
P1341700 |
| What are seed leaves for? |
P1341800 |
| What is a plant's seed made of? |
P1341900 |
| Why do cut flowers wilt if they are not put in water, andpotted plants if we do not water them? |
P1342000 |
| Protection against evaporation |
P1342100 |
| Why don't vegetable plants grow properly if their roots arebadly developed? |
P1342200 |
| Why can all parts of a plant be quickly supplied with water? |
P1342300 |
| Vascular bundles |
P1342400 |
| What does a plant need to produce starch? |
P1342500 |
| What is the significance of the green leaf pigment? |
P1342600 |
| We study tubers and seeds |
P1342700 |
| The sizes of soil particles |
P1342800 |
| Soil salts |
P1342900 |
| The lime content of the soil |
P1343000 |
| The water retention capacity of soil |
P1343100 |
| Dust |
P1343200 |
| Air pollution caused by wild waste incineration |
P1343300 |
| Tarry substances in tobacco smoke |
P1343400 |
| Danger to ground water from foreign substances |
P1343500 |
| The influence of mineral oil on drinking water |
P1343600 |
| Which foods contain starch? |
P1343800 |
| Which foods contain sugar? |
P1343900 |
| Which foods contain fat? |
P1344000 |
| Proteins |
P1344100 |
| Digestion in the mouth |
P1344200 |
| Digestion in the stomach |
P1344300 |
| Digestible and indigestible proteins |
P1344400 |
| What does bile do? |
P1344500 |
| Digestion in the intestines |
P1344600 |
| Digestible and indigestible fats |
P1344701 |
| Why do we have to breathe? |
P1344900 |
| Do we also eliminate something from our bodies when we brea-the? |
P1345000 |
| The blood cells |
P1345200 |
| The osmotic behaviour of the red blood corpuscles |
P1345300 |
| How can one recognise the other players in a game of blindman's bluff? |
P1345400 |
| Why do we find a cellar warm in winter but pleasantly coolin summer? |
P1345500 |
| Our sense of smell |
P1345600 |
| Why does most food taste quite similar and bland when youhave a cold? |
P1345700 |
| How do you know which way to look when someone calls yourname? |
P1345900 |
| Adaptation |
P1346100 |
| The blind spot |
P1346200 |
| Optical illusions |
P1346300 |
| Response of algae to light |
P1346400 |
| Assimilation and reserve starch |
P1346500 |
| Plasmolysis and deplasmolysis |
P1346600 |
| The osmotic coefficient |
P1346700 |
| Chloroplasts |
P1346800 |
| Chloroplast pigments |
P1346900 |
| Photosynthesis and carbon dioxide |
P1347000 |
| Release of oxygen during photosynthesis |
P1347100 |
| Root hairs |
P1347200 |
| Distribution of the stomata on the leaves |
P1347300 |
| Distribution of the stomata and the habitats in which plantslive |
P1347400 |
| Petal pigments |
P1347500 |
| Nitrogen fixation by bacteria |
P1347600 |
| Asexual reproduction by budding |
P1347700 |
| Asexual reproduction by zoospores |
P1347800 |
| Sexual reproduction by oogamy |
P1347900 |
| Sexual reproduction by conjugation (conjugales algae) |
P1348000 |
| The development of the plant embryo |
P1348100 |
| Cell and nuclear divisions |
P1348200 |
| Spore dispersal |
P1348300 |
| Seed dispersal |
P1348400 |
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