Meaning: Sunlight refers to the light from the sun that is necessary for plants to grow.

Wrong options:

• much: 'Much' is an adverb that quantifies a large amount but does not fit as it does not describe a physical element needed for gardening.
• seeds: 'Seeds' are the starting point for plants but do not relate to the light requirement for the garden.
• watering: 'Watering' is a gerund that refers to the act of providing water, which does not fit in the context of light.
• fertilisation: 'Fertilisation' is a noun that refers to the process of adding nutrients to the soil, which is not relevant to the need for light.

Correct answer: vegetables

Explanation: The term 'vegetables' is a plural noun that fits grammatically and contextually as it refers to the plants that will be grown in the garden. It is essential to select the right types of vegetables for successful gardening.

Meaning: Vegetables are edible plants or parts of plants that are cultivated for food.

Wrong options:

• seeds: 'Seeds' refer to the initial stage of plants but do not fit as they do not represent the mature plants to be grown in the garden.
• much: 'Much' is an adverb that does not apply as it does not describe a type of plant.
• watering: 'Watering' is a gerund that refers to the action of providing water, not the plants themselves.
• fertilisation: 'Fertilisation' is a noun that describes the process of enriching soil, which does not fit as it does not refer to the plants.

Correct answer: compost

Explanation: The word 'compost' is a noun that fits grammatically and contextually as it refers to organic matter added to soil to improve its quality. This is crucial for enriching the soil before planting.

Meaning: Compost is decomposed organic material used to enrich soil and provide nutrients to plants.

Wrong options:

• seeds: 'Seeds' do not fit as they refer to the starting point of plants, not a soil amendment.
• much: 'Much' is an adverb that does not describe a substance used in gardening.
• vegetables: 'Vegetables' do not fit as they refer to the plants themselves, not a soil additive.
• watering: 'Watering' is a gerund that refers to the act of providing water, which is not relevant to soil preparation.
• fertilisation: 'Fertilisation' is a noun that refers to the process of adding nutrients but does not specifically refer to the organic matter used to enrich soil.

Correct answer: watering

Explanation: The word 'watering' is a gerund that fits grammatically and contextually as it describes the action of providing water to plants, which is essential for their growth and health.

Meaning: Watering refers to the act of supplying water to plants to help them grow.

Wrong options:

• much: 'Much' is an adverb that does not apply as it does not describe an action related to plant care.
• vegetables: 'Vegetables' do not fit as they refer to the plants themselves, not the action needed for their care.
• compost: 'Compost' is a noun that refers to a soil amendment, not an action related to plant maintenance.
• fertilisation: 'Fertilisation' is a noun that describes the process of adding nutrients but does not refer to the act of providing water.
• seeds: 'Seeds' refer to the starting point of plants and do not relate to the action of caring for them.