B2 - Plant Life Cycles

During the asexual stage of a fern's life cycle, they produce ____________ under their leaves.

• seeds

• egg cells

• spores

• roots

When an egg cell and sperm cell join together, it's called ____________________.

• germination

• pollination

• dormant

• fertilization

Seeds have an _____________ inside them, which will grow into the new plant offspring.

• spore

• embryo

• egg cell

• tree

The yellowish powder in flowers that contains sperm cells is called ______________.

• dust

• stamens

• pollen

• petals

The transfer of pollen from the stamen to pistil in the SAME flower is called (a)   pollination.

When seeds have enough space, water, and the correct temperature, they can ________________ (start to grow).

• germinate

• photosynthesize

• transpire

• disperse

The part of a seed which provides food for the embryo is called the ____________________.

• seed coat

• cotyledon

• vascular system

• pistil

(a)   angiosperms have seeds with two cotyledons.

Angiosperms use flowers for reproduction. What do conifers use?

• leaves

• stems

• roots

• cones

Which step comes next after pollination in the life cycle of a conifer?

• fertilization

• seed dispersal

• germination

• seedling