Identify on diagrams and state the functions of the following parts of the male reproductive system: testes, scrotum, sperm ducts, prostate gland, urethra and penis
1 Answer Describe the growth of the pollen tube and its entry into the ovule followed by fertilisation (details of production of endosperm and development are not required)
1 Answer Describe cross-pollination as the transfer of pollen grains from the anther of a flower to the stigma of a flower on a different plant of the same species
1 Answer Describe self-pollination as the transfer of pollen grains from the anther of a flower to the stigma of the same flower or a different flower on the same plant
1 Answer Investigate and describe the environmental conditions that affect germination of seeds, limited to the requirement for: water, oxygen and a suitable temperature
1 Answer Describe the structural adaptations of insect-pollinated and wind-pollinated flowers
1 Answer State that fertilisation occurs when a pollen nucleus fuses with a nucleus in an ovule
1 Answer Describe pollination as the transfer of pollen grains from an anther to a stigma
1 Answer Distinguish between the pollen grains of insect-pollinated and wind-pollinated flowers
1 Answer Identify in diagrams and images and describe the anthers and stigmas of a wind-pollinated flower
1 Answer
Sourav Pan
Sourav Pan
Sourav Pan
Sourav Pan
Sourav Pan
Sourav Pan
Sourav Pan
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